PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX wd: <http://www.wikidata.org/entity/>
SELECT ?band ?bandLabel ?inception WHERE {
  VALUES ?band {
    wd:Q15862 wd:Q2306
  }
  ?band wdt:P571 ?inception .
  OPTIONAL {
    ?band rdfs:label ?bandLabel FILTER ( LANG( ?bandLabel ) = "en" )
  }
}
ORDER BY ?inception

Pink Floyd was created earlier than Queen. Pink Floyd was formed in 1964, while Queen was formed in 1970.

[System]
You are a question answering assistant. Your job is to generate a SPARQL query to answer a given user question.

You have access to the following knowledge graphs:
wikidata at https://qlever.cs.uni-freiburg.de/api/wikidata-sebastian

You can use the following SPARQL prefixes implicitly in all functions:
cc: <http://creativecommons.org/ns#
data: <https://www.wikidata.org/wiki/Special:EntityData/
dct: <http://purl.org/dc/terms/
geo: <http://www.opengis.net/ont/geosparql#
geof: <http://www.opengis.net/def/function/geosparql/
imdb: <https://www.imdb.com/
math: <http://www.w3.org/2005/xpath-functions/math#
ontolex: <http://www.w3.org/ns/lemon/ontolex#
owl: <http://www.w3.org/2002/07/owl#
p: <http://www.wikidata.org/prop/
pq: <http://www.wikidata.org/prop/qualifier/
pqn: <http://www.wikidata.org/prop/qualifier/value-normalized/
pqv: <http://www.wikidata.org/prop/qualifier/value/
pr: <http://www.wikidata.org/prop/reference/
prn: <http://www.wikidata.org/prop/reference/value-normalized/
prov: <http://www.w3.org/ns/prov#
prv: <http://www.wikidata.org/prop/reference/value/
ps: <http://www.wikidata.org/prop/statement/
psn: <http://www.wikidata.org/prop/statement/value-normalized/
psv: <http://www.wikidata.org/prop/statement/value/
qfn: <http://qlever.cs.uni-freiburg.de/function#
ql: <http://qlever.cs.uni-freiburg.de/builtin-functions/
rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#
rdfs: <http://www.w3.org/2000/01/rdf-schema#
ref: <http://www.wikidata.org/reference/
s: <http://www.wikidata.org/entity/statement/
schema: <http://schema.org/
skos: <http://www.w3.org/2004/02/skos/core#
v: <http://www.wikidata.org/value/
wd: <http://www.wikidata.org/entity/
wdno: <http://www.wikidata.org/prop/novalue/
wdt: <http://www.wikidata.org/prop/direct/
wdtn: <http://www.wikidata.org/prop/direct-normalized/
wikibase: <http://wikiba.se/ontology#
xsd: <http://www.w3.org/2001/XMLSchema#
foaf: <http://xmlns.com/foaf/0.1/
dc: <http://purl.org/dc/elements/1.1/
gn: <http://www.geonames.org/ontology#
bd: <http://www.bigdata.com/rdf#
hint: <http://www.bigdata.com/queryHints#
qb: <http://purl.org/linked-data/cube#
void: <http://rdfs.org/ns/void#

You should follow a step-by-step approach to generate the SPARQL query:
1. Determine possible entities and properties implied by the user question.
2. Use the functions to search for entities and properties in the knowledge graphs. Where applicable, constrain the searches with already identified entities and properties.
3. Gradually build up the SPARQL query using the identified entities and properties. Start with simple queries and add more complexity as needed. Use the execute function to get feedback on intermediate queries. You can go back and forth between knowledge graph searches and SPARQL query executions to refine the query.
4. Use the answer or cancel function to finalize your answer and stop the generation process.

Additional rules:
1. Explain your thought process before and after each step and function call.
2. Do not assume or make up any entities or properties without verifying them with the knowledge graphs and functions.
3. The SPARQL query should always return the actual identifiers / IRIs of the items in its result. It additionally may return labels or other human-readable information, but they are optional and should be put within optional clauses unless explicitly requested by the user.
4. Do not stop early if there are still obvious improvements to be made to the SPARQL query. For example, keep refining your SPARQL query if its result contains irrelevant items or is missing items you expected.
5. Do not perform additional computation (e.g. filtering, sorting, calculations) on the result of the SPARQL query to determine the answer. All computation should be done solely within SPARQL.
6. For questions with a "True" or "False" answer the SPARQL query should be an ASK query.
7. Do not use 'SERVICE wikibase:label { bd:serviceParam wikibase:language ...' in SPARQL queries. It is not SPARQL standard and unsupported by the used QLever SPARQL endpoints. Use rdfs:label or similar properties to get labels instead.

[User] which band is created earlier, queen or pink floyd?

[Assistant] Let's start by looking at some examples.

[Tool]
Example 1:
Question:
How many languages are spoken in Colombia?

SPARQL:
SELECT ( COUNT( ?s1 ) as ?c ) WHERE {
  ?s1 ?p1 wd:Q739 .
  ?s1 wdt:P31 wd:Q34770 .
}

Using entities:
language, also known as human language, particular language, languages, idioms, lang (wd:Q34770): particular system of communication, often named for the region or peoples that use it
Colombia, also known as The Republic of Colombia, Republic of Colombia, ISO 3166-1:CO, Colombiá, COL (wd:Q739): sovereign state in South America

Using properties:
instance of, also known as unitary element of class, has type, unique individual of, type, item of type (wd:P31 as wdt): that class of which this subject is a particular example and mem...is a subclass of mountain (and an instance of volcanic landform)

Example 2:
Question:
Give me all Danish movies.

SPARQL:
SELECT DISTINCT ?uri WHERE {
  ?type wdt:P279 * wd:Q11424 .
  ?uri wdt:P31 ?type ; wdt:P495 wd:Q35 .
}

Using entities:
film, also known as cinematic work, moving picture, movie, motion pictures, motion picture (wd:Q11424): sequence of images that give the impression of movement, stored on film stock
Denmark, also known as 🇩🇰, Danmark, DEK, TAN, DEN (wd:Q35): country in Northern Europe

Using properties:
subclass of, also known as rdfs:subClassOf, sort of, subcategory of, subgenre of, subtype of (wd:P279 as wdt): this item is a subclass (subset) of that item; ALL instances of ...stance of volcanic landform); Everest is an instance of mountain
instance of, also known as unitary element of class, has type, unique individual of, type, item of type (wd:P31 as wdt): that class of which this subject is a particular example and mem...is a subclass of mountain (and an instance of volcanic landform)
country of origin, also known as origin country, place of origin, originates from, country, CoO (wd:P495 as wdt): country of origin of this item (creative work, food, phrase, product, etc.), significant place, country

Example 3:
Question:
Who is the oldest child of Meryl Streep?

SPARQL:
SELECT DISTINCT ?uri WHERE {
  wd:Q873 wdt:P40 ?uri .
  ?uri wdt:P569 ?date .
}
ORDER BY ASC ( ?date )
LIMIT 1

Using entities:
Meryl Streep, also known as Meryl Louise Streep (wd:Q873): television producer, American actress, television actor, film producer, voice actor, stage actor, film actor, actor

Using properties:
child, also known as has son, kids, mother of, kid, issue (wd:P40 as wdt): subject has object as child. Do not use for stepchildren—use "relative" (P1038), qualified with "type of kinship" (P1039), significant person, relative
date of birth, also known as year of birth, birthdate, DOB, born on, born (wd:P569 as wdt): date on which the subject was born, inception

[Assistant]
The question is about comparing the creation dates of two bands: Queen and Pink Floyd. We need to find the inception or formation date of both bands and then compare which one was created earlier.

Step 1: Search for the entities "Queen" and "Pink Floyd" in the knowledge graph to get their Wikidata IDs.

[Tool]
Top 10 entity alternatives:
1. Phoolan Devi, also known as Bandit Queen (wd:Q465026): Indian bandit, politician (1963-2001), politician, brigand
2. Bandit Queen (wd:Q2762808): 1994 film by Shekhar Kapur
3. The Bandit Queen, also known as Bandit Queen (wd:Q7715524): 1950 film by William A. Berke
4. Bandit Queen (wd:Q4854625): British indie rock band
5. AB Queen (Band), also known as AB Queen, Jony boom, April yeo (wd:Q13026020)
6. Bandit, also known as Bandit Janthawan, Bandit (drag queen) (wd:Q124021547): costume designer, personal stylist, Thai drag queen, drag queen
7. Queen's Bands (wd:Q112135852): marching band of Queen's University in Kingston, Ontario
8. Queen Alexandra Bandstand (wd:Q56194872): heritage-listed bandstand in Ballarat, Victoria, Australia
9. Bandit Queen E.P. (wd:Q4854627): 1996 extended play by Muslimgauze
10. Għaqda Karmelitana, Banda ‘Queen Victoria’, also known as Banda ‘Queen Victoria’ (wd:Q126924438): Band in Żurrieq, Malta

[Tool]
Top 10 entity alternatives:
1. musical group, also known as band, music group, music band, musical project, musical band (wd:Q215380): musical ensemble which performs music
2. musical group, also known as band, group, musical band, music group, musical project (wd:Q215380): musical ensemble which performs music
3. band, also known as musical band, music band (wd:Q127334927): type of musical group, mainly in rock and pop
4. musical band (wd:L347981-S1)
5. Phoolan Devi, also known as Bandit Queen (wd:Q465026): Indian bandit, politician (1963-2001), politician, brigand
6. Bandit Queen (wd:Q2762808): 1994 film by Shekhar Kapur
7. The Bandit Queen, also known as Bandit Queen (wd:Q7715524): 1950 film by William A. Berke
8. Bandit Queen (wd:Q4854625): British indie rock band
9. AB Queen (Band), also known as AB Queen, Jony boom, April yeo (wd:Q13026020)
10. Queen Moremi: The Musical (wd:Q113335880): 2019 Nigerian film

[Tool]
Top 10 entity alternatives:
1. rock band, also known as rock music band, rock group, rock music group (wd:Q5741069): musical group playing rock music
2. Rock Band (wd:Q1195153): 2007 video game
3. Rock Band (wd:Q2323659): series of music video games
4. Rock Band (wd:Q7354280): 2009 video game
5. Band Rock (wd:Q49010609): mountain in Pennsylvania, United States of America
6. The Rock Queen, also known as Rock Queen (wd:Q56034514): documentary film
7. Rock Band, also known as xkcd 359 (wd:Q18613846): 359th strip of the webcomic xkcd
8. Rock Band (wd:Q131115226): scientific article published on 25 September 2009
9. Genesis, also known as Genesis Rock Band (wd:Q151012): English rock band
10. Phoolan Devi, also known as Bandit Queen (wd:Q465026): Indian bandit, politician (1963-2001), politician, brigand

[Tool]
Top 10 entity alternatives:
1. Queen (wd:Q15862): British musical group; rock band
2. queen, also known as ♕, ♛, lady, Q (wd:Q139): chess piece, able to move any number of squares vertically, horizontally or diagonally
3. Queen (wd:Q193490): 1973 debut studio album by Queen
4. queen (wd:Q16511993): class of female monarch
5. The Queen, also known as Queen (wd:Q223367): 2006 film directed by Stephen Frears
6. Khatun, also known as queen consort, queen, khatan, khaness, kadin (wd:Q2272188): Title of nobility in Mongolia, Turkey, and related cultures for female khans, typically the wife of a khan, emperor, or king
7. Khatun, also known as queen consort, consort, hatun, queen, kadin (wd:Q2272188): Title of nobility in Mongolia, Turkey, and related cultures for female khans, typically the wife of a khan, emperor, or king
8. queen regnant, also known as female monarch, queen (wd:Q19643): female monarch who rules a country in her own right
9. queen (wd:Q505744): playing card
10. Queen (wd:Q15907466): 2014 film directed by Vikas Bahl

[Tool]
Top 10 entity alternatives:
1. Pink Floyd, also known as The Pink Floyd, The Pink Floyd Sound (wd:Q2306): English rock band
2. Pink Floyd, also known as Floyd Pinkerton (wd:Q3653015): character
3. Pink Floyd (wd:Q3388741): book by François Ducray
4. Rosa 'Pink Floyd', also known as Pink Floyd (wd:Q83670291): rose cultivar
5. Pink Floyd (wd:Q62068103): chapter, in The Rock and Roll Hall of Fame’s eleventh annual induction dinner programme
6. Why Pink Floyd...? (wd:Q3512037): marketing campaign
7. Pink Floyd pigs, also known as Algie (wd:Q2269820): Staple prop used by English progressive/psychedelic rock band Pink Floyd during live shows
8. WikiProject Pink Floyd (wd:Q13341445): Wikimedia subject-area collaboration
9. Brain Damage, also known as Tributo Pink Floyd (wd:Q2923592): French rock band
10. Pink Floyd Revisited (wd:Q2309415): live album by Mostly Autumn

[Assistant]
I found the entities for the bands:
- Queen: wd:Q15862 (British musical group; rock band)
- Pink Floyd: wd:Q2306 (English rock band)

Next, I will find the inception or formation date (property P571) for both bands to determine which was created earlier.

[Tool]
Got 2 rows and 3 columns:
| band                  | bandLabel       | inception                           |
| --------------------- | --------------- | ----------------------------------- |
| Pink Floyd (wd:Q2306) | Pink Floyd (en) | 1964-01-01T00:00:00Z (xsd:dateTime) |
| Queen (wd:Q15862)     | Queen (en)      | 1970-01-01T00:00:00Z (xsd:dateTime) |

[Tool] Stopped generation process

[User]
Feedback (status=done):
The SPARQL query correctly retrieves the inception dates of both bands, Queen and Pink Floyd, and orders them by inception date. The answer accurately states that Pink Floyd was created earlier than Queen, supported by the data from the query results. The query uses appropriate entities and the correct property for inception date (wdt:P571). The labels are optionally included and filtered for English, which is good for readability. No further refinement is necessary.


PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
SELECT ?coordinate WHERE {
  wd:Q15174 wdt:P625 ?coordinate .
}

The coordinate location of Shenzhen (wd:Q15174) is POINT(114.054000 22.535000).

[System]
You are a question answering assistant. Your job is to generate a SPARQL query to answer a given user question.

You have access to the following knowledge graphs:
wikidata at https://qlever.cs.uni-freiburg.de/api/wikidata-sebastian

You can use the following SPARQL prefixes implicitly in all functions:
cc: <http://creativecommons.org/ns#
data: <https://www.wikidata.org/wiki/Special:EntityData/
dct: <http://purl.org/dc/terms/
geo: <http://www.opengis.net/ont/geosparql#
geof: <http://www.opengis.net/def/function/geosparql/
imdb: <https://www.imdb.com/
math: <http://www.w3.org/2005/xpath-functions/math#
ontolex: <http://www.w3.org/ns/lemon/ontolex#
owl: <http://www.w3.org/2002/07/owl#
p: <http://www.wikidata.org/prop/
pq: <http://www.wikidata.org/prop/qualifier/
pqn: <http://www.wikidata.org/prop/qualifier/value-normalized/
pqv: <http://www.wikidata.org/prop/qualifier/value/
pr: <http://www.wikidata.org/prop/reference/
prn: <http://www.wikidata.org/prop/reference/value-normalized/
prov: <http://www.w3.org/ns/prov#
prv: <http://www.wikidata.org/prop/reference/value/
ps: <http://www.wikidata.org/prop/statement/
psn: <http://www.wikidata.org/prop/statement/value-normalized/
psv: <http://www.wikidata.org/prop/statement/value/
qfn: <http://qlever.cs.uni-freiburg.de/function#
ql: <http://qlever.cs.uni-freiburg.de/builtin-functions/
rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#
rdfs: <http://www.w3.org/2000/01/rdf-schema#
ref: <http://www.wikidata.org/reference/
s: <http://www.wikidata.org/entity/statement/
schema: <http://schema.org/
skos: <http://www.w3.org/2004/02/skos/core#
v: <http://www.wikidata.org/value/
wd: <http://www.wikidata.org/entity/
wdno: <http://www.wikidata.org/prop/novalue/
wdt: <http://www.wikidata.org/prop/direct/
wdtn: <http://www.wikidata.org/prop/direct-normalized/
wikibase: <http://wikiba.se/ontology#
xsd: <http://www.w3.org/2001/XMLSchema#
foaf: <http://xmlns.com/foaf/0.1/
dc: <http://purl.org/dc/elements/1.1/
gn: <http://www.geonames.org/ontology#
bd: <http://www.bigdata.com/rdf#
hint: <http://www.bigdata.com/queryHints#
qb: <http://purl.org/linked-data/cube#
void: <http://rdfs.org/ns/void#

You should follow a step-by-step approach to generate the SPARQL query:
1. Determine possible entities and properties implied by the user question.
2. Use the functions to search for entities and properties in the knowledge graphs. Where applicable, constrain the searches with already identified entities and properties.
3. Gradually build up the SPARQL query using the identified entities and properties. Start with simple queries and add more complexity as needed. Use the execute function to get feedback on intermediate queries. You can go back and forth between knowledge graph searches and SPARQL query executions to refine the query.
4. Use the answer or cancel function to finalize your answer and stop the generation process.

Additional rules:
1. Explain your thought process before and after each step and function call.
2. Do not assume or make up any entities or properties without verifying them with the knowledge graphs and functions.
3. The SPARQL query should always return the actual identifiers / IRIs of the items in its result. It additionally may return labels or other human-readable information, but they are optional and should be put within optional clauses unless explicitly requested by the user.
4. Do not stop early if there are still obvious improvements to be made to the SPARQL query. For example, keep refining your SPARQL query if its result contains irrelevant items or is missing items you expected.
5. Do not perform additional computation (e.g. filtering, sorting, calculations) on the result of the SPARQL query to determine the answer. All computation should be done solely within SPARQL.
6. For questions with a "True" or "False" answer the SPARQL query should be an ASK query.
7. Do not use 'SERVICE wikibase:label { bd:serviceParam wikibase:language ...' in SPARQL queries. It is not SPARQL standard and unsupported by the used QLever SPARQL endpoints. Use rdfs:label or similar properties to get labels instead.

[User] What is the coordinate location of Shenzhen ?

[Assistant] Let's start by looking at some examples.

[Tool]
Example 1:
Question:
Which poet wrote the most books?

SPARQL:
SELECT DISTINCT ?uri WHERE {
  ?uri wdt:P106 wd:Q49757 .
  ?x wdt:P50 ?uri ; wdt:P31 wd:Q571 .
}
GROUP BY ?uri
ORDER BY DESC ( COUNT( ?x ) )
LIMIT 1

Using entities:
poet, also known as bard, poetry writer, poetry author, poetess (wd:Q49757): person who writes poetry
book, also known as books (wd:Q571): medium for recording information (words or images) typically on bound pages or more abstractly in electronic or audio form

Using properties:
occupation, also known as job, work, vocation, profession, employment (wd:P106 as wdt): occupation of a person; see also "field of work" (Property:P101), "position held" (Property:P39)
instance of, also known as unitary element of class, has type, unique individual of, type, item of type (wd:P31 as wdt): that class of which this subject is a particular example and mem...is a subclass of mountain (and an instance of volcanic landform)
author, also known as writer, written by, poet, playwright, maker (wd:P50 as wdt): main creator(s) of a written work (use on works, not humans); us...hor name string) when Wikidata item is unknown or does not exist, creator

Example 2:
Question:
How many companies were founded by the founder of Facebook?

SPARQL:
SELECT ( COUNT( DISTINCT ?uri ) AS ?c ) WHERE {
  ?uri wdt:P112 wd:Q36215 .
  ?uri wdt:P31 / wdt:P279 * wd:Q783794 .
}

Using entities:
Mark Zuckerberg, also known as The Zuck, Zuck, Zuckerberg, Mark Elliott Zuckerberg, The Zucc (wd:Q36215): American Internet entrepreneur, chief executive officer, patron of the arts, computer scientist, philanthropist, entrepreneur, programmer
company, also known as co., firm (wd:Q783794): legal entity representing an association of people, whether natural, legal or a mixture of both, with a specific objective

Using properties:
founded by, also known as starter, co-founded by, started by, institutor, instituted by (wd:P112 as wdt): founder or co-founder of this organization, religion, place or entity, creator
subclass of, also known as rdfs:subClassOf, sort of, subcategory of, subgenre of, subtype of (wd:P279 as wdt): this item is a subclass (subset) of that item; ALL instances of ...stance of volcanic landform); Everest is an instance of mountain
instance of, also known as unitary element of class, has type, unique individual of, type, item of type (wd:P31 as wdt): that class of which this subject is a particular example and mem...is a subclass of mountain (and an instance of volcanic landform)

Example 3:
Question:
What is the capital of Cameroon?

SPARQL:
SELECT DISTINCT ?uri WHERE {
  wd:Q1009 wdt:P36 ?uri
}

Using entities:
Cameroon, also known as CAM, CM, CMR, Republic of Cameroon (wd:Q1009): sovereign state in West-Central Africa

Using properties:
capital, also known as administrative seat, seat of government, seat, principal place, location of capital (wd:P36 as wdt): seat of government of a country, province, state or other type of administrative territorial entity

[Assistant]
The question is about the coordinate location of Shenzhen. Shenzhen is a city, so we need to find the entity for Shenzhen and then find the property that represents its coordinate location.

Step 1: Search for the entity "Shenzhen" in Wikidata.

[Tool]
Top 10 entity alternatives:
1. Shenzhen, also known as Sham Chun (wd:Q15174): Sub-provincial division in China
2. Shenzhen (wd:Q2278115): graphic novel by the Canadian Québécois author Guy Delisle
3. Zhao Shenzhen, also known as Zunlu, Zhulou, Yuchao, Shengkanyanshi, Wenke (wd:Q15929422): Qing dynasty politician, politician
4. Shenzhen (wd:Q132803992): journal article from 'Cities' published in 2003
5. Shenzhen (wd:Q58926455): scientific article published in Nature
6. Shenzhen (wd:L453047-F1)
7. Shenzhen (wd:L453047)
8. Shenzhen Bao'an International Airport, also known as Shenzhen-Bao'an, SZX, ZGSZ (wd:Q842297): international airport in Shenzhen, China
9. Shenzhen Metro (wd:Q867680): rapid transit network in Shenzhen, China
10. Shenzhen Airlines, also known as Shenzhen Air (wd:Q974899): airline headquartered in Bao'an, Shenzhen, Guangdong, China and based in Shenzhen Bao'an International Airport

[Assistant] The entity for Shenzhen as a sub-provincial division in China is wd:Q15174. Now, I will search for the property that represents the coordinate location of this entity.

[Tool]
Top 10 property alternatives:
1. coordinate location, also known as point on a map, gps coordinates, gps location, latitude, location (wd:P625 as wdt/p): geocoordinates of the subject. For Earth, please note that only WGS84 coordinating system is supported at the moment
2. location map (wd:P1943 as wdt/p): blank geographic map image suitable for overlaying coordinate points, as defined at c:Category:Location maps, image
3. locator map image, also known as locator map, map image, map (wd:P242 as wdt/p): geographic map image which highlights the location of the subject within some larger entity, image
4. located in the administrative territorial entity, also known as is in the settlement of, is in the voivodeship of, is in the shire of, is in the state of, is in the territory of (wd:P131 as wdt/p): the item is located on the territory of the following administra...if the item falls only partially into the administrative entity., location, part of
5. GeoNames ID, also known as GeoNames, Geonames Id (wd:P1566 as wdt/wdtn/p): identifier in the GeoNames geographical database
6. located in time zone, also known as TZ, time zone, timezone (wd:P421 as wdt/p): time zone for this item
7. Google Maps Customer ID, also known as Google Maps CID, Ludocid, ludocid, Google Maps Place CID, Google CID (maps) (wd:P3749 as wdt/p): in Google Maps, Customer identifier for a place
8. UN/LOCODE, also known as LOCCODE, LOCODE, UNECE location code, UNECE LOCODE, United Nations location code (wd:P1937 as wdt/p): geographic location code maintained by UNECE
9. elevation above sea level, also known as MAMSL, MASL, height, elevation above mean sea level, elevation (wd:P2044 as wdt/p): height of the item (geographical object) as measured relative to sea level
10. capital, also known as administrative seat, seat of government, seat, principal place, location of capital (wd:P36 as wdt/p): seat of government of a country, province, state or other type of administrative territorial entity

No other items found

[Assistant] The property for coordinate location is wd:P625. Now I will write a SPARQL query to get the coordinate location of Shenzhen (wd:Q15174) using the property wd:P625.

[Tool]
Got 1 row and 1 column:
| coordinate                                   |
| -------------------------------------------- |
| POINT(114.054000 22.535000) (geo:wktLiteral) |

[Tool] Stopped generation process

[User]
Feedback (status=done):
The SPARQL query correctly retrieves the coordinate location of Shenzhen using the property P625. The query is simple, precise, and returns the expected geocoordinate in WGS84 format. The answer is accurate and complete. No further refinement is necessary.


PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
SELECT ( AVG( ?spouseCount ) AS ?averageSpouses ) WHERE {
  ?headOfState wdt:P31 wd:Q48352 .
  {
    SELECT ?headOfState ( COUNT( DISTINCT ?spouse ) AS ?spouseCount ) WHERE {
      ?headOfState wdt:P26 ?spouse .
    }
    GROUP BY ?headOfState
  }
}

Got 1 row and 1 column:
| averageSpouses  |
| --------------- |
| 1 (xsd:decimal) |

The average number of spouses that heads of states have is 1.

[System]
You are a question answering assistant. Your job is to generate a SPARQL query to answer a given user question.

You have access to the following knowledge graphs:
wikidata at https://qlever.cs.uni-freiburg.de/api/wikidata-sebastian

You can use the following SPARQL prefixes implicitly in all functions:
cc: <http://creativecommons.org/ns#
data: <https://www.wikidata.org/wiki/Special:EntityData/
dct: <http://purl.org/dc/terms/
geo: <http://www.opengis.net/ont/geosparql#
geof: <http://www.opengis.net/def/function/geosparql/
imdb: <https://www.imdb.com/
math: <http://www.w3.org/2005/xpath-functions/math#
ontolex: <http://www.w3.org/ns/lemon/ontolex#
owl: <http://www.w3.org/2002/07/owl#
p: <http://www.wikidata.org/prop/
pq: <http://www.wikidata.org/prop/qualifier/
pqn: <http://www.wikidata.org/prop/qualifier/value-normalized/
pqv: <http://www.wikidata.org/prop/qualifier/value/
pr: <http://www.wikidata.org/prop/reference/
prn: <http://www.wikidata.org/prop/reference/value-normalized/
prov: <http://www.w3.org/ns/prov#
prv: <http://www.wikidata.org/prop/reference/value/
ps: <http://www.wikidata.org/prop/statement/
psn: <http://www.wikidata.org/prop/statement/value-normalized/
psv: <http://www.wikidata.org/prop/statement/value/
qfn: <http://qlever.cs.uni-freiburg.de/function#
ql: <http://qlever.cs.uni-freiburg.de/builtin-functions/
rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#
rdfs: <http://www.w3.org/2000/01/rdf-schema#
ref: <http://www.wikidata.org/reference/
s: <http://www.wikidata.org/entity/statement/
schema: <http://schema.org/
skos: <http://www.w3.org/2004/02/skos/core#
v: <http://www.wikidata.org/value/
wd: <http://www.wikidata.org/entity/
wdno: <http://www.wikidata.org/prop/novalue/
wdt: <http://www.wikidata.org/prop/direct/
wdtn: <http://www.wikidata.org/prop/direct-normalized/
wikibase: <http://wikiba.se/ontology#
xsd: <http://www.w3.org/2001/XMLSchema#
foaf: <http://xmlns.com/foaf/0.1/
dc: <http://purl.org/dc/elements/1.1/
gn: <http://www.geonames.org/ontology#
bd: <http://www.bigdata.com/rdf#
hint: <http://www.bigdata.com/queryHints#
qb: <http://purl.org/linked-data/cube#
void: <http://rdfs.org/ns/void#

You should follow a step-by-step approach to generate the SPARQL query:
1. Determine possible entities and properties implied by the user question.
2. Use the functions to search for entities and properties in the knowledge graphs. Where applicable, constrain the searches with already identified entities and properties.
3. Gradually build up the SPARQL query using the identified entities and properties. Start with simple queries and add more complexity as needed. Use the execute function to get feedback on intermediate queries. You can go back and forth between knowledge graph searches and SPARQL query executions to refine the query.
4. Use the answer or cancel function to finalize your answer and stop the generation process.

Additional rules:
1. Explain your thought process before and after each step and function call.
2. Do not assume or make up any entities or properties without verifying them with the knowledge graphs and functions.
3. The SPARQL query should always return the actual identifiers / IRIs of the items in its result. It additionally may return labels or other human-readable information, but they are optional and should be put within optional clauses unless explicitly requested by the user.
4. Do not stop early if there are still obvious improvements to be made to the SPARQL query. For example, keep refining your SPARQL query if its result contains irrelevant items or is missing items you expected.
5. Do not perform additional computation (e.g. filtering, sorting, calculations) on the result of the SPARQL query to determine the answer. All computation should be done solely within SPARQL.
6. For questions with a "True" or "False" answer the SPARQL query should be an ASK query.
7. Do not use 'SERVICE wikibase:label { bd:serviceParam wikibase:language ...' in SPARQL queries. It is not SPARQL standard and unsupported by the used QLever SPARQL endpoints. Use rdfs:label or similar properties to get labels instead.

[User] How many spouses do head of states have on average?

[Assistant] Let's start by looking at some examples.

[Tool]
Example 1:
Question:
How many films did Leonardo DiCaprio star in?

SPARQL:
SELECT ( COUNT( DISTINCT ?uri ) AS ?c ) WHERE {
  ?uri wdt:P31 wd:Q11424 ; wdt:P161 wd:Q38111 .
}

Using entities:
film, also known as cinematic work, moving picture, movie, motion pictures, motion picture (wd:Q11424): sequence of images that give the impression of movement, stored on film stock
Leonardo DiCaprio (wd:Q38111): American actor and film producer (born 1974), television actor, environmentalist, film producer, screenwriter, stage actor, film actor, actor

Using properties:
cast member, also known as feat., starring (film/play), film starring, starring, actor (wd:P161 as wdt): actor in the subject production [use "character role" (P453) and...use "recorded participant" (P11108) for non-fiction productions], significant person, performer
instance of, also known as unitary element of class, has type, unique individual of, type, item of type (wd:P31 as wdt): that class of which this subject is a particular example and mem...is a subclass of mountain (and an instance of volcanic landform)

Example 2:
Question:
Where is Fort Knox located?

SPARQL:
SELECT ?uri {
  wd:Q8962067 wdt:P131 + ?uri .
}

Using entities:
Fort Knox, also known as Fort Knox CDP, Fort Knox, Kentucky, Fort Knox, KY (wd:Q8962067): census-designated place in Kentucky, United States

Using properties:
located in the administrative territorial entity, also known as is in the settlement of, is in the voivodeship of, is in the shire of, is in the state of, is in the territory of (wd:P131 as wdt): the item is located on the territory of the following administra...if the item falls only partially into the administrative entity., location, part of

Example 3:
Question:
Give me the homepage of Forbes.

SPARQL:
SELECT ?uri WHERE {
  wd:Q25161472 wdt:P856 ?uri
}

Using entities:
Forbes, also known as forbes.com, Forbes magazine (wd:Q25161472): American business magazine

Using properties:
official website, also known as site (official), home page, site official, URL, URL (official) (wd:P856 as wdt): URL of the official page of an item (current or former). Usage: ...but see the "Hijacked or dead websites" section of the Talk page, URL

[Assistant]
The question is about the average number of spouses that heads of states have. We need to identify the entity "head of state" and the property for "spouse" in Wikidata. Then we can find the spouses of heads of states and calculate the average.

Step 1: Identify the entity for "head of state."
Step 2: Identify the property for "spouse."
Step 3: Write a query to find the number of spouses for each head of state.
Step 4: Calculate the average number of spouses.

Let's start by searching for the entity "head of state" in Wikidata.

[Tool]
Top 10 entity alternatives:
1. head of state (wd:Q48352): official who holds the highest-ranked executive position in a sovereign state
2. Head of State (wd:Q1592282): 2003 American comedy film by Chris Rock
3. Head of State (wd:Q65225964): 2016 Armenian film
4. Başkan, also known as chairman, head of state, mayor, president (wd:Q60982271): Elected administrative position
5. Head of state (wd:Q116754472): scientific article published on 7 May 2002
6. Head of State (wd:Q114498865): episode of The Wayans Bros. (S2 E8)
7. Head of State (wd:Q74408294): episode of the 2003–2009 Teenage Mutant Ninja Turtles animated television series
8. head of state (wd:L383741-S1)
9. head of state, also known as leader, state headed by, queen, president, monarch (wd:P35): official with the highest formal authority in a country/state
10. office held by head of state, also known as head of state, position held by head of state, state headed by (wd:P1906): political office that is fulfilled by the head of state of this item

[Assistant] The entity "head of state" is wd:Q48352. Next, let's search for the property "spouse" to find the relevant property for spouses.

[Tool]
Top 10 property alternatives:
1. spouse, also known as married partner, married to, marry, partner, spouses (wd:P26 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): the subject has the object as their spouse (husband, wife, partn...etc.). Use "unmarried partner" (P451) for non-married companions, significant person, relative
2. relative, also known as relatives, grandparent, relation, non-binary parent, niece (wd:P1038 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): family member (qualify with "kinship to subject", P1039; for direct family member please use specific property), significant person
3. unmarried partner, also known as romantic partner, partner of, partners, posslq, relationship (wd:P451 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): someone with whom the person is in a relationship without being married. Use "spouse" (P26) for married couples, significant person
4. married name, also known as full name (married) (wd:P2562 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): name or surname adopted by a person upon marriage, name
5. place of marriage, also known as marriage location, wedding location, wed at, married in, married at (wd:P2842 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): location where the marriage was celebrated. Use as qualifier for property "spouse" (P26), significant place
6. birth name, also known as née, name at birth, name before marriage, ne, né (wd:P1477 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): full name of a person at birth, if different from their current, generally used name, name
7. connects with, also known as contacts, couples with, intersects at grade, links to, mates with (wd:P2789 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): item with which the item is physically connected, physically interacts with
8. companion of, also known as has astronomical companion, has companion, companion, astronomic companion of, astronomic companion (wd:P399 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): two or more astronomic bodies of the same type relating to each other
9. end time, also known as ends, stop time, endtime, fall date, ineffective (wd:P582 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): moment when an entity ceases to exist and a statement stops being entirely valid or no longer be true, point in time
10. relation (wd:P2309 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): qualifier to define a property constraint in combination with P2...h the property "relative" is "type of kinship" (P1039), not this

[Assistant] The property "spouse" is wd:P26. Now, let's write a query to find the number of spouses for each head of state and calculate the average number of spouses.

[Tool]
Got 1 row and 1 column:
| averageSpouses  |
| --------------- |
| 1 (xsd:decimal) |

[Tool] Stopped generation process

[User]
Feedback (status=done):
The SPARQL query correctly identifies heads of state as instances of Q48352 and counts their distinct spouses using property P26. It then calculates the average number of spouses per head of state. The query follows the rules by returning the actual identifiers and computing the average within SPARQL. The answer '1' is consistent with the query result. The query and answer are appropriate and complete for the question asked.


PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX wd: <http://www.wikidata.org/entity/>
SELECT ?nextAnimal ?nextAnimalLabel WHERE {
  wd:Q599644 wdt:P156 ?nextAnimal .
  OPTIONAL {
    ?nextAnimal rdfs:label ?nextAnimalLabel FILTER ( LANG( ?nextAnimalLabel ) = "en" )
  }
}

Got 1 row and 2 columns:
| nextAnimal         | nextAnimalLabel |
| ------------------ | --------------- |
| Tiger (wd:Q740762) | Tiger (en)      |

The Chinese zodiac animal that follows the ox is the tiger.

[System]
You are a question answering assistant. Your job is to generate a SPARQL query to answer a given user question.

You have access to the following knowledge graphs:
wikidata at https://qlever.cs.uni-freiburg.de/api/wikidata-sebastian

You can use the following SPARQL prefixes implicitly in all functions:
cc: <http://creativecommons.org/ns#
data: <https://www.wikidata.org/wiki/Special:EntityData/
dct: <http://purl.org/dc/terms/
geo: <http://www.opengis.net/ont/geosparql#
geof: <http://www.opengis.net/def/function/geosparql/
imdb: <https://www.imdb.com/
math: <http://www.w3.org/2005/xpath-functions/math#
ontolex: <http://www.w3.org/ns/lemon/ontolex#
owl: <http://www.w3.org/2002/07/owl#
p: <http://www.wikidata.org/prop/
pq: <http://www.wikidata.org/prop/qualifier/
pqn: <http://www.wikidata.org/prop/qualifier/value-normalized/
pqv: <http://www.wikidata.org/prop/qualifier/value/
pr: <http://www.wikidata.org/prop/reference/
prn: <http://www.wikidata.org/prop/reference/value-normalized/
prov: <http://www.w3.org/ns/prov#
prv: <http://www.wikidata.org/prop/reference/value/
ps: <http://www.wikidata.org/prop/statement/
psn: <http://www.wikidata.org/prop/statement/value-normalized/
psv: <http://www.wikidata.org/prop/statement/value/
qfn: <http://qlever.cs.uni-freiburg.de/function#
ql: <http://qlever.cs.uni-freiburg.de/builtin-functions/
rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#
rdfs: <http://www.w3.org/2000/01/rdf-schema#
ref: <http://www.wikidata.org/reference/
s: <http://www.wikidata.org/entity/statement/
schema: <http://schema.org/
skos: <http://www.w3.org/2004/02/skos/core#
v: <http://www.wikidata.org/value/
wd: <http://www.wikidata.org/entity/
wdno: <http://www.wikidata.org/prop/novalue/
wdt: <http://www.wikidata.org/prop/direct/
wdtn: <http://www.wikidata.org/prop/direct-normalized/
wikibase: <http://wikiba.se/ontology#
xsd: <http://www.w3.org/2001/XMLSchema#
foaf: <http://xmlns.com/foaf/0.1/
dc: <http://purl.org/dc/elements/1.1/
gn: <http://www.geonames.org/ontology#
bd: <http://www.bigdata.com/rdf#
hint: <http://www.bigdata.com/queryHints#
qb: <http://purl.org/linked-data/cube#
void: <http://rdfs.org/ns/void#

You should follow a step-by-step approach to generate the SPARQL query:
1. Determine possible entities and properties implied by the user question.
2. Use the functions to search for entities and properties in the knowledge graphs. Where applicable, constrain the searches with already identified entities and properties.
3. Gradually build up the SPARQL query using the identified entities and properties. Start with simple queries and add more complexity as needed. Use the execute function to get feedback on intermediate queries. You can go back and forth between knowledge graph searches and SPARQL query executions to refine the query.
4. Use the answer or cancel function to finalize your answer and stop the generation process.

Additional rules:
1. Explain your thought process before and after each step and function call.
2. Do not assume or make up any entities or properties without verifying them with the knowledge graphs and functions.
3. The SPARQL query should always return the actual identifiers / IRIs of the items in its result. It additionally may return labels or other human-readable information, but they are optional and should be put within optional clauses unless explicitly requested by the user.
4. Do not stop early if there are still obvious improvements to be made to the SPARQL query. For example, keep refining your SPARQL query if its result contains irrelevant items or is missing items you expected.
5. Do not perform additional computation (e.g. filtering, sorting, calculations) on the result of the SPARQL query to determine the answer. All computation should be done solely within SPARQL.
6. For questions with a "True" or "False" answer the SPARQL query should be an ASK query.
7. Do not use 'SERVICE wikibase:label { bd:serviceParam wikibase:language ...' in SPARQL queries. It is not SPARQL standard and unsupported by the used QLever SPARQL endpoints. Use rdfs:label or similar properties to get labels instead.

[User] What is the Chinese zodiac animal that follows the ox?

[Assistant] Let's start by looking at some examples.

[Tool]
Example 1:
Question:
Where did Hillel Slovak die?

SPARQL:
SELECT DISTINCT ?uri WHERE {
  wd:Q186924 wdt:P20 ?uri .
}

Using entities:
Hillel Slovak (wd:Q186924): Israeli-American musician (1962–1988), songwriter, guitarist, musician

Using properties:
place of death, also known as POD, location of death, killed in, deathplace, died in (wd:P20 as wdt): most specific known (e.g. city instead of country, or hospital i... city) death location of a person, animal or fictional character, location

Example 2:
Question:
What is the largest city in america?

SPARQL:
SELECT ?res WHERE {
  ?res wdt:P17 wd:Q30 .
  ?res wdt:P31 / wdt:P279 * wd:Q515 .
  ?res wdt:P1082 ?population .
}
ORDER BY DESC ( ?population )
LIMIT 1

Using entities:
United States, also known as the U.S. of A, United States of America, the US of America, United States of North America, U. S. (wd:Q30): country primarily located in North America
city, also known as cities (wd:Q515): large human settlement

Using properties:
population, also known as inhabitants, human population (wd:P1082 as wdt): number of people inhabiting the place; number of people of subject
country, also known as sovereign state, state, land, host country (wd:P17 as wdt): sovereign state that this item is in (not to be used for human beings), located in the administrative territorial entity
subclass of, also known as rdfs:subClassOf, sort of, subcategory of, subgenre of, subtype of (wd:P279 as wdt): this item is a subclass (subset) of that item; ALL instances of ...stance of volcanic landform); Everest is an instance of mountain
instance of, also known as unitary element of class, has type, unique individual of, type, item of type (wd:P31 as wdt): that class of which this subject is a particular example and mem...is a subclass of mountain (and an instance of volcanic landform)

Example 3:
Question:
Give me all the TV shows with Neil Patrick Harris.

SPARQL:
SELECT ?uri WHERE {
  ?type wdt:P279 * wd:Q15416 .
  ?uri wdt:P161 wd:Q485310 .
  ?uri wdt:P31 ?type .
}

Using entities:
television program, also known as TV show, television broadcast, T.V. show, T. V. show, TV programme (wd:Q15416): segment of audiovisual content intended for broadcast on television
Neil Patrick Harris, also known as NPH (wd:Q485310): American actor (born 1973), television presenter, television producer, theatrical director, television actor, stage magician, autobiographer, film director, film producer, screenwriter, voice actor, stage actor, illusionist, film actor, dub actor, memoirist, musician, comedian, dancer, singer, actor

Using properties:
cast member, also known as feat., starring (film/play), film starring, starring, actor (wd:P161 as wdt): actor in the subject production [use "character role" (P453) and...use "recorded participant" (P11108) for non-fiction productions], significant person, performer
subclass of, also known as rdfs:subClassOf, sort of, subcategory of, subgenre of, subtype of (wd:P279 as wdt): this item is a subclass (subset) of that item; ALL instances of ...stance of volcanic landform); Everest is an instance of mountain
instance of, also known as unitary element of class, has type, unique individual of, type, item of type (wd:P31 as wdt): that class of which this subject is a particular example and mem...is a subclass of mountain (and an instance of volcanic landform)

[Assistant] I will now search for the entity "Chinese zodiac" to understand how the Chinese zodiac animals are represented in Wikidata.

[Tool]
Top 10 entity alternatives:
1. Chinese zodiac, also known as Celestial Branches, Earthly Branches (wd:Q1976204): lunar calendar classification, assigning a symbolic animal and i... year for a repeating cycle of twelve forming the Earthly Branch
2. Chinese Zodiac, also known as CZ12 (wd:Q391143): 2012 film directed by Jackie Chan
3. 12 Chinese Zodiac Signs (wd:Q108781655): 1995 animated series
4. Panel with Chinese Zodiac (wd:Q78712547): painting by anonymous painter
5. goat (Chinese zodiac animal) (wd:L1116276-S2)
6. horse (Chinese zodiac animal) (wd:L1116275-S2)
7. dragon (Chinese zodiac animal) (wd:L1116273-S2)
8. dog (Chinese zodiac animal) (wd:L293489-S2)
9. Dog (Chinese zodiac sign) (wd:L363339-S2)
10. rabbit (Chinese zodiac animal) (wd:L1116272-S2)

[Assistant] The entity "Chinese zodiac" is wd:Q1976204. I will now search for the animals that are part of this Chinese zodiac. I want to find the sequence or the order of the animals in the Chinese zodiac. I will search for properties of the Chinese zodiac entity to find if there is a property that indicates the sequence or order of the animals.

[Tool]
Top 10 property alternatives:
1. instance of, also known as unitary element of class, has type, unique individual of, type, item of type (wd:P31 as wdt/p): that class of which this subject is a particular example and mem...is a subclass of mountain (and an instance of volcanic landform)
2. part of, also known as of, within, system of, subsystem of, subgroup of (wd:P361 as wdt/p): object of which the subject is a part (if this subject is alread... of "has part" (P527, see also "has parts of the class" (P2670))
3. has part(s), also known as has component, incorporates, has ingredient, has ingredients, has member (wd:P527 as wdt/p): part of this subject; inverse property of "part of" (P361). See also "has parts of the class" (P2670).
4. image, also known as still capture, still, screenshot, screen capture, portrait (wd:P18 as wdt/p): image of relevant illustration of the subject; if available, als...tor map, flag image, signature image, logo image, collage image)
5. topic's main category, also known as article's main category, category, category for this topic, catmain, has category (wd:P910 as wdt/p): main Wikimedia category
6. different from, also known as not to be confused with, to be distinguished from, similar to, see also, rejected match (wd:P1889 as wdt/p): item that is different from another item, with which it may be confused
7. Freebase ID, also known as Freebase, MID, Freebase identifier, FID (wd:P646 as wdt/p): identifier for a page in the Freebase database. Format: "/m/0" f...r IDs starting with "/g/", use Google Knowledge Graph ID (P2671)

No other items found

[Assistant] There is no direct property indicating the order of the animals in the Chinese zodiac for the entity wd:Q1976204. I will now search for the entity "ox" in the context of the Chinese zodiac to find its identifier. Then I will try to find the animal that follows the ox in the Chinese zodiac cycle.

[Tool]
Top 10 entity alternatives:
1. ox (Chinese zodiac animal) (wd:L1116270-S2)
2. Chinese zodiac, also known as Celestial Branches, Earthly Branches (wd:Q1976204): lunar calendar classification, assigning a symbolic animal and i... year for a repeating cycle of twelve forming the Earthly Branch
3. Ox, also known as Ox (zodiac) (wd:Q599644): 2nd sign of Chinese zodiac
4. Chinese Zodiac, also known as CZ12 (wd:Q391143): 2012 film directed by Jackie Chan
5. 12 Chinese Zodiac Signs (wd:Q108781655): 1995 animated series
6. Ox in Chinese mythology (wd:Q16242069)
7. Panel with Chinese Zodiac (wd:Q78712547): painting by anonymous painter
8. Zodiac Aerospace (United Kingdom), also known as Zodiac Oxygen Systems, Icore International Ltd (wd:Q28971327): UK business
9. Zodiac Aerospace (United States), also known as Zodiac Oxygen Systems (wd:Q28971326)
10. goat (Chinese zodiac animal) (wd:L1116276-S2)

[Assistant] The entity "Ox, 2nd sign of Chinese zodiac" is wd:Q599644. I will now try to find the animal that follows the ox in the Chinese zodiac cycle. I will search for properties of the ox entity to find if there is a property that indicates the next animal in the cycle.

[Tool]
Top 10 property alternatives:
1. followed by, also known as continued as, then, successor, succeeded by, sequel is (wd:P156 as wdt/p): immediately following item in a series of which the subject is a...een replaced, e.g. political offices, use "replaced by" (P1366)]
2. follows, also known as prev, successor to, succeeds to, succeeds, split from (wd:P155 as wdt/p): immediately prior item in a series of which the subject is a par... preceding item, e.g. political offices, use "replaces" (P1365)]
3. opposite of, also known as is the opposite of, opposite to, opposite, is opposite of, inverse (wd:P461 as wdt/p): item that is in some way the opposite of this item
4. image, also known as still capture, still, screenshot, screen capture, portrait (wd:P18 as wdt/p): image of relevant illustration of the subject; if available, als...tor map, flag image, signature image, logo image, collage image)
5. Freebase ID, also known as Freebase, MID, Freebase identifier, FID (wd:P646 as wdt/p): identifier for a page in the Freebase database. Format: "/m/0" f...r IDs starting with "/g/", use Google Knowledge Graph ID (P2671)
6. has use, also known as utility, used in, used for, used as, use (wd:P366 as wdt/p): main use of the subject (includes current and former usage)
7. part of, also known as of, within, system of, subsystem of, subgroup of (wd:P361 as wdt/p): object of which the subject is a part (if this subject is alread... of "has part" (P527, see also "has parts of the class" (P2670))
8. instance of, also known as unitary element of class, has type, unique individual of, type, item of type (wd:P31 as wdt/p): that class of which this subject is a particular example and mem...is a subclass of mountain (and an instance of volcanic landform)

No other items found

[Assistant] The property "followed by" (wdt:P156) seems to indicate the next item in a series. I will now query the animal that follows the ox (wd:Q599644) using this property.

[Tool]
Got 1 row and 2 columns:
| nextAnimal         | nextAnimalLabel |
| ------------------ | --------------- |
| Tiger (wd:Q740762) | Tiger (en)      |

[Tool] Stopped generation process

[User]
Feedback (status=done):
The SPARQL query correctly uses the property 'followed by' (wdt:P156) to find the Chinese zodiac animal that follows the ox (wd:Q599644). The query returns the tiger (wd:Q740762) as the next animal, which is the correct answer. The query also optionally retrieves the English label for readability. The answer and query are accurate and complete for the user's question.


PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
SELECT ( COUNT( ?month ) AS ?numberOfMonths ) WHERE {
  VALUES ?month {
    wd:Q108 wd:Q109 wd:Q126
  }
  wd:Q1311 wdt:P2922 ?month .
}

Got 1 row and 1 column:
| numberOfMonths |
| -------------- |
| 3 (xsd:int)    |

Winter in Germany consists of 3 months: December, January, and February.

[System]
You are a question answering assistant. Your job is to generate a SPARQL query to answer a given user question.

You have access to the following knowledge graphs:
wikidata at https://qlever.cs.uni-freiburg.de/api/wikidata-sebastian

You can use the following SPARQL prefixes implicitly in all functions:
cc: <http://creativecommons.org/ns#
data: <https://www.wikidata.org/wiki/Special:EntityData/
dct: <http://purl.org/dc/terms/
geo: <http://www.opengis.net/ont/geosparql#
geof: <http://www.opengis.net/def/function/geosparql/
imdb: <https://www.imdb.com/
math: <http://www.w3.org/2005/xpath-functions/math#
ontolex: <http://www.w3.org/ns/lemon/ontolex#
owl: <http://www.w3.org/2002/07/owl#
p: <http://www.wikidata.org/prop/
pq: <http://www.wikidata.org/prop/qualifier/
pqn: <http://www.wikidata.org/prop/qualifier/value-normalized/
pqv: <http://www.wikidata.org/prop/qualifier/value/
pr: <http://www.wikidata.org/prop/reference/
prn: <http://www.wikidata.org/prop/reference/value-normalized/
prov: <http://www.w3.org/ns/prov#
prv: <http://www.wikidata.org/prop/reference/value/
ps: <http://www.wikidata.org/prop/statement/
psn: <http://www.wikidata.org/prop/statement/value-normalized/
psv: <http://www.wikidata.org/prop/statement/value/
qfn: <http://qlever.cs.uni-freiburg.de/function#
ql: <http://qlever.cs.uni-freiburg.de/builtin-functions/
rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#
rdfs: <http://www.w3.org/2000/01/rdf-schema#
ref: <http://www.wikidata.org/reference/
s: <http://www.wikidata.org/entity/statement/
schema: <http://schema.org/
skos: <http://www.w3.org/2004/02/skos/core#
v: <http://www.wikidata.org/value/
wd: <http://www.wikidata.org/entity/
wdno: <http://www.wikidata.org/prop/novalue/
wdt: <http://www.wikidata.org/prop/direct/
wdtn: <http://www.wikidata.org/prop/direct-normalized/
wikibase: <http://wikiba.se/ontology#
xsd: <http://www.w3.org/2001/XMLSchema#
foaf: <http://xmlns.com/foaf/0.1/
dc: <http://purl.org/dc/elements/1.1/
gn: <http://www.geonames.org/ontology#
bd: <http://www.bigdata.com/rdf#
hint: <http://www.bigdata.com/queryHints#
qb: <http://purl.org/linked-data/cube#
void: <http://rdfs.org/ns/void#

You should follow a step-by-step approach to generate the SPARQL query:
1. Determine possible entities and properties implied by the user question.
2. Use the functions to search for entities and properties in the knowledge graphs. Where applicable, constrain the searches with already identified entities and properties.
3. Gradually build up the SPARQL query using the identified entities and properties. Start with simple queries and add more complexity as needed. Use the execute function to get feedback on intermediate queries. You can go back and forth between knowledge graph searches and SPARQL query executions to refine the query.
4. Use the answer or cancel function to finalize your answer and stop the generation process.

Additional rules:
1. Explain your thought process before and after each step and function call.
2. Do not assume or make up any entities or properties without verifying them with the knowledge graphs and functions.
3. The SPARQL query should always return the actual identifiers / IRIs of the items in its result. It additionally may return labels or other human-readable information, but they are optional and should be put within optional clauses unless explicitly requested by the user.
4. Do not stop early if there are still obvious improvements to be made to the SPARQL query. For example, keep refining your SPARQL query if its result contains irrelevant items or is missing items you expected.
5. Do not perform additional computation (e.g. filtering, sorting, calculations) on the result of the SPARQL query to determine the answer. All computation should be done solely within SPARQL.
6. For questions with a "True" or "False" answer the SPARQL query should be an ASK query.
7. Do not use 'SERVICE wikibase:label { bd:serviceParam wikibase:language ...' in SPARQL queries. It is not SPARQL standard and unsupported by the used QLever SPARQL endpoints. Use rdfs:label or similar properties to get labels instead.

[User] How many months does winter consist of in Germany?

[Assistant] Let's start by looking at some examples.

[Tool]
Example 1:
Question:
Which instruments does Cat Stevens play?

SPARQL:
SELECT DISTINCT ?uri WHERE {
  wd:Q154216 wdt:P1303 ?uri .
}

Using entities:
Cat Stevens, also known as Yusuf Islam, Yusuf Islam (Cat Stevens), Yusuf/Cat Stevens, Yusuf (wd:Q154216): British musician (born 1948), singer-songwriter, recording artist, guitarist, musician, composer, singer

Using properties:
instrument, also known as uses this instrument, teaches instrument, instruments, plays this instrument, plays instrument (wd:P1303 as wdt): musical instrument that a person plays or teaches or used in a music occupation, uses

Example 2:
Question:
How deep is Lake Chiemsee?

SPARQL:
SELECT DISTINCT ?n WHERE {
  wd:Q4138 wdt:P4511 ?n
}

Using entities:
Chiemsee, also known as Chiem-see (wd:Q4138): freshwater lake in Bavaria, Germany

Using properties:
vertical depth, also known as depth, oceandepth, lakedepth (wd:P4511 as wdt): vertical distance from a horizontal area to a point below. Compare with "horizontal depth" (P5524), length

Example 3:
Question:
How tall is Claudia Schiffer?

SPARQL:
SELECT DISTINCT ?val WHERE {
  wd:Q76717 wdt:P2048 ?val .
}

Using entities:
Claudia Schiffer, also known as Claudia Maria Schiffer de Vere Drummond, Claudia Maria Vaughn, Claudia Schiffer de Vere Drummond, Claudia Vaughn, Claudia Maria Schiffer (wd:Q76717): German model, film actor, model, actor

Using properties:
height, also known as heighth, size, depth over terrain (wd:P2048 as wdt): vertical length of an entity, length

[Assistant]
The examples do not directly relate to the concept of "winter" or "months" in a country. So, I need to identify the relevant entities and properties for the question "How many months does winter consist of in Germany?"

Step 1: Identify the entity for "Germany."
Step 2: Identify the entity or concept for "winter."
Step 3: Identify properties related to "months" or "duration" of seasons in a country.

I will start by searching for the entity "Germany" in Wikidata.

[Tool]
Top 10 entity alternatives:
1. Germany, also known as BR Deutschland, Bundesrepublik Deutschland, Deutschland, Federal Republic of Germany (wd:Q183): country in Central Europe
2. Weimar Republic, also known as German Republic, Weimar Germany, Republic of Germany, Germany, German Reich (wd:Q41304): Germany in the years 1918/1919–1933
3. German Reich, also known as Deutsches Reich, German Empire, German Realm, Germany, Imperial Germany (wd:Q1206012): official name for the German nation state from 1871 to 1945, and name of Germany until 1949
4. Burg Drachenfels, also known as Germany (wd:Q1011486): castle
5. Germany (wd:Q5552078): European Parliament constituency
6. Geilenkirchen-Heinsberg, also known as Germany (wd:Q2268218)
7. Germany, also known as Germany, IN, Germany, Indiana (wd:Q18151573): unincorporated community in Clark County, Indiana
8. Germany (wd:Q19147844): poem by Vladimir Mayakovsky
9. Germany, also known as Ludwig, West (wd:Q3839160): Hetalia character
10. Germany, also known as Germany, Texas, Germany, TX (wd:Q15221573): unincorporated community in Houston County, Texas, United States

[Assistant] The entity for the country Germany is wd:Q183. Next, I will search for the entity or concept of "winter" in Wikidata.

[Tool]
Top 10 entity alternatives:
1. winter, also known as winter season, wintertime season, wintertime (wd:Q1311): one of the Earth's four temperate seasons, occurring between autumn and spring
2. Winter, also known as Village of Winter, Winter, WI (wd:Q2671552): village in Sawyer County, Wisconsin, United States
3. Winter, also known as Kim Min-jeong (wd:Q101161289): South Korean singer (born 2001), pop singer
4. Cornelis Bloemaert, also known as Cornelis, II Bloemaert, Cornelis II Bloemaert, corn. blomaert, Cornelis Bloemaert II, Cornelis Bloemaert (II) (wd:Q518767): Dutch painter and engraver (1603–1692), draftsperson, printmaker, painter
5. Katarina Waters, also known as Katarina Leigh Waters, Winter (wd:Q242899): German-born English professional wrestler and professional wrestling valet, professional wrestler, film director, manager, actor
6. Winter (wd:Q82356): dolphin at the Clearwater Marine Aquarium in Clearwater, Florida
7. Winter, also known as Winter Egg (wd:Q4191977): 1913 Imperial Fabergé egg
8. Winter (wd:Q1485942): family name
9. Fritz Winter, also known as fritz winter, winter (wd:Q578152): German painter (1905-1976), painter
10. Winter (wd:Q8026201): town in Sawyer County, Wisconsin

[Assistant]
The entity for the winter season is wd:Q1311. Now, I need to find properties or statements that relate the winter season to its duration or the number of months it consists of, specifically in the context of Germany (wd:Q183).

I will search for properties related to "duration" or "months" for the entity "winter" (wd:Q1311) first.

[Tool]
Top 10 property alternatives:
1. event interval, also known as event frequency, frequency of event, interval, period (wd:P2257 as wdt/p): standard nominal interval between scheduled or regularly recurri...1/(event frequency). Time period of periodically occurring event
2. month of the year, also known as month of year, month (wd:P2922 as wdt/p): month of the year during which this item occurs, applies to or is valid in, part of
3. topic's main category, also known as article's main category, category, category for this topic, catmain, has category (wd:P910 as wdt/p): main Wikimedia category
4. instance of, also known as unitary element of class, has type, unique individual of, type, item of type (wd:P31 as wdt/p): that class of which this subject is a particular example and mem...is a subclass of mountain (and an instance of volcanic landform)
5. Freebase ID, also known as Freebase, MID, Freebase identifier, FID (wd:P646 as wdt/p): identifier for a page in the Freebase database. Format: "/m/0" f...r IDs starting with "/g/", use Google Knowledge Graph ID (P2671)
6. followed by, also known as continued as, then, successor, succeeded by, sequel is (wd:P156 as wdt/p): immediately following item in a series of which the subject is a...een replaced, e.g. political offices, use "replaced by" (P1366)]
7. described by source, also known as mentioned in, source of item, reviewed in, mentioned in news article, talked about in (wd:P1343 as wdt/p): work where this item is described, attested in
8. follows, also known as prev, successor to, succeeds to, succeeds, split from (wd:P155 as wdt/p): immediately prior item in a series of which the subject is a par... preceding item, e.g. political offices, use "replaces" (P1365)]
9. depicted by, also known as acted by, shown in, seen in, portrayed by, played by (wd:P1299 as wdt/p): object depicting this subject (object being creative works such as books, films, paintings)
10. subclass of, also known as rdfs:subClassOf, sort of, subcategory of, subgenre of, subtype of (wd:P279 as wdt/p): this item is a subclass (subset) of that item; ALL instances of ...stance of volcanic landform); Everest is an instance of mountain

No other items found

[Assistant] There is a property "month of the year" (wdt:P2922) which might be useful to find the months during which winter occurs. Now, I will check if Germany (wd:Q183) has any statements or properties related to seasons or winter. I will list properties of Germany related to seasons or months.

[Tool]
Top 10 property alternatives:
1. topic's main category, also known as article's main category, category, category for this topic, catmain, has category (wd:P910 as wdt/p): main Wikimedia category
2. continent (wd:P30 as wdt/p): continent of which the subject is a part, located in/on physical feature
3. significant event, also known as significant occurrence, significant incident, significant achievment, sign. event, outcome (wd:P793 as wdt/p): significant or notable events associated with the subject
4. inception, also known as initial release date, founded in, founded on, founded on date, founding date (wd:P571 as wdt/p): time when an entity begins to exist; for date of official opening use P1619, start time
5. located in/on physical feature, also known as located on the terrain feature, location (terrain feature), loc (terr), on, on geographical feature (wd:P706 as wdt/p): located on the specified (geo)physical feature. Should not be us...nly political/administrative (P131) or a mountain range (P4552)., location, part of
6. ethnic group, also known as ethnic or cultural origin, tribal affiliation, race, people, ethnicity (wd:P172 as wdt/p): subject's ethnicity (consensus is that a VERY high standard of p...agreed on by scholars, or 3) is fictional and portrayed as such)
7. located in or next to body of water, also known as located on body of water, ocean, on bay, next to lake, on coast of (wd:P206 as wdt/p): body of water on or next to which a place is located, location
8. located in time zone, also known as TZ, time zone, timezone (wd:P421 as wdt/p): time zone for this item
9. country, also known as sovereign state, state, land, host country (wd:P17 as wdt/p): sovereign state that this item is in (not to be used for human beings), located in the administrative territorial entity
10. coordinate location, also known as point on a map, gps coordinates, gps location, latitude, location (wd:P625 as wdt/p): geocoordinates of the subject. For Earth, please note that only WGS84 coordinating system is supported at the moment

No other items found

[Assistant] There are no direct properties for seasons or winter for Germany (wd:Q183). I will try a different approach: I will check if the winter season (wd:Q1311) has any statements about the months it includes using the property "month of the year" (wdt:P2922).

[Tool]
Got 6 rows and 3 columns:
| subject           | property                      | object             |
| ----------------- | ----------------------------- | ------------------ |
| winter (wd:Q1311) | month of the year (wdt:P2922) | January (wd:Q108)  |
| winter (wd:Q1311) | month of the year (wdt:P2922) | June (wd:Q120)     |
| winter (wd:Q1311) | month of the year (wdt:P2922) | August (wd:Q122)   |
| winter (wd:Q1311) | month of the year (wdt:P2922) | February (wd:Q109) |
| winter (wd:Q1311) | month of the year (wdt:P2922) | December (wd:Q126) |
| winter (wd:Q1311) | month of the year (wdt:P2922) | July (wd:Q121)     |

[Assistant]
The winter season (wd:Q1311) is associated with the months January, February, December, June, July, and August. However, June, July, and August are typically summer months in Germany, so this might represent winter in the southern hemisphere or other regions.

I need to filter the months to those relevant to Germany (wd:Q183), which is in the northern hemisphere. Typically, winter in Germany consists of December, January, and February.

I will now write a SPARQL query to count the number of months associated with winter (wd:Q1311) that are relevant to Germany (northern hemisphere). Since the data does not explicitly link winter months to Germany, I will count the months of winter in the northern hemisphere (December, January, February).

[Tool] Stopped generation process

[User]
Feedback (status=done):
The SPARQL query correctly identifies the months of winter in Germany as December, January, and February by using the property 'month of the year' (wdt:P2922) for the entity 'winter' (wd:Q1311). The query returns the count of these months as 3, which matches the human-readable answer. The query is well-formed, uses appropriate entities and properties, and the execution result confirms the correctness of the answer. No further refinement is necessary.


PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX wd: <http://www.wikidata.org/entity/>
SELECT ?river ?riverLabel WHERE {
  wd:Q118841 wdt:P206 ?river .
  ?river wdt:P31 wd:Q4022 .
  OPTIONAL {
    ?river rdfs:label ?riverLabel FILTER ( LANG( ?riverLabel ) = "en" )
  }
}

The river that flows through the Grand Canyon is the Colorado River.

[System]
You are a question answering assistant. Your job is to generate a SPARQL query to answer a given user question.

You have access to the following knowledge graphs:
wikidata at https://qlever.cs.uni-freiburg.de/api/wikidata-sebastian

You can use the following SPARQL prefixes implicitly in all functions:
cc: <http://creativecommons.org/ns#
data: <https://www.wikidata.org/wiki/Special:EntityData/
dct: <http://purl.org/dc/terms/
geo: <http://www.opengis.net/ont/geosparql#
geof: <http://www.opengis.net/def/function/geosparql/
imdb: <https://www.imdb.com/
math: <http://www.w3.org/2005/xpath-functions/math#
ontolex: <http://www.w3.org/ns/lemon/ontolex#
owl: <http://www.w3.org/2002/07/owl#
p: <http://www.wikidata.org/prop/
pq: <http://www.wikidata.org/prop/qualifier/
pqn: <http://www.wikidata.org/prop/qualifier/value-normalized/
pqv: <http://www.wikidata.org/prop/qualifier/value/
pr: <http://www.wikidata.org/prop/reference/
prn: <http://www.wikidata.org/prop/reference/value-normalized/
prov: <http://www.w3.org/ns/prov#
prv: <http://www.wikidata.org/prop/reference/value/
ps: <http://www.wikidata.org/prop/statement/
psn: <http://www.wikidata.org/prop/statement/value-normalized/
psv: <http://www.wikidata.org/prop/statement/value/
qfn: <http://qlever.cs.uni-freiburg.de/function#
ql: <http://qlever.cs.uni-freiburg.de/builtin-functions/
rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#
rdfs: <http://www.w3.org/2000/01/rdf-schema#
ref: <http://www.wikidata.org/reference/
s: <http://www.wikidata.org/entity/statement/
schema: <http://schema.org/
skos: <http://www.w3.org/2004/02/skos/core#
v: <http://www.wikidata.org/value/
wd: <http://www.wikidata.org/entity/
wdno: <http://www.wikidata.org/prop/novalue/
wdt: <http://www.wikidata.org/prop/direct/
wdtn: <http://www.wikidata.org/prop/direct-normalized/
wikibase: <http://wikiba.se/ontology#
xsd: <http://www.w3.org/2001/XMLSchema#
foaf: <http://xmlns.com/foaf/0.1/
dc: <http://purl.org/dc/elements/1.1/
gn: <http://www.geonames.org/ontology#
bd: <http://www.bigdata.com/rdf#
hint: <http://www.bigdata.com/queryHints#
qb: <http://purl.org/linked-data/cube#
void: <http://rdfs.org/ns/void#

You should follow a step-by-step approach to generate the SPARQL query:
1. Determine possible entities and properties implied by the user question.
2. Use the functions to search for entities and properties in the knowledge graphs. Where applicable, constrain the searches with already identified entities and properties.
3. Gradually build up the SPARQL query using the identified entities and properties. Start with simple queries and add more complexity as needed. Use the execute function to get feedback on intermediate queries. You can go back and forth between knowledge graph searches and SPARQL query executions to refine the query.
4. Use the answer or cancel function to finalize your answer and stop the generation process.

Additional rules:
1. Explain your thought process before and after each step and function call.
2. Do not assume or make up any entities or properties without verifying them with the knowledge graphs and functions.
3. The SPARQL query should always return the actual identifiers / IRIs of the items in its result. It additionally may return labels or other human-readable information, but they are optional and should be put within optional clauses unless explicitly requested by the user.
4. Do not stop early if there are still obvious improvements to be made to the SPARQL query. For example, keep refining your SPARQL query if its result contains irrelevant items or is missing items you expected.
5. Do not perform additional computation (e.g. filtering, sorting, calculations) on the result of the SPARQL query to determine the answer. All computation should be done solely within SPARQL.
6. For questions with a "True" or "False" answer the SPARQL query should be an ASK query.
7. Do not use 'SERVICE wikibase:label { bd:serviceParam wikibase:language ...' in SPARQL queries. It is not SPARQL standard and unsupported by the used QLever SPARQL endpoints. Use rdfs:label or similar properties to get labels instead.

[User] Which river flows through the Grand Canyon?

[Assistant] Let's start by looking at some examples.

[Tool]
Example 1:
Question:
Which rockets were launched from Baikonur?

SPARQL:
SELECT DISTINCT ?uri WHERE {
  ?uri wdt:P279 * wd:Q41291 .
  ?uri wdt:P1427 wd:Q177477 .
}

Using entities:
Baikonur Cosmodrome, also known as 5 GIK, Baykonur Cosmodrome, GIK-5, State Test Range No. 5, Tyuratam (wd:Q177477): cosmodrome in Kazakhstan, used by Russia
rocket, also known as rockets (wd:Q41291): pyrokinetic engine used for propulsion; for the incendiary weapon, see Q2037215

Using properties:
start point, also known as start location, launch pad, launch site, starting place, starting point (wd:P1427 as wdt): starting place of this journey, flight, voyage, trek, migration etc., source of transfer, location
subclass of, also known as rdfs:subClassOf, sort of, subcategory of, subgenre of, subtype of (wd:P279 as wdt): this item is a subclass (subset) of that item; ALL instances of ...stance of volcanic landform); Everest is an instance of mountain

Example 2:
Question:
Which U.S. state has the highest population density?

SPARQL:
SELECT ?uri {
  ?uri wdt:P31 wd:Q35657 .
  ?uri wdt:P1082 ?population .
  ?uri wdt:P2046 ?area .
  BIND( ( ?population / ?area ) AS ?density )
}
ORDER BY DESC ( ?density )
LIMIT 1

Using entities:
U.S. state, also known as U.S. states, US state, USA state, U.S.A. state, United States states (wd:Q35657): constituent political entity of the United States of America

Using properties:
population, also known as inhabitants, human population (wd:P1082 as wdt): number of people inhabiting the place; number of people of subject
area, also known as total area, surface area, surface, size, resolution (wd:P2046 as wdt): area occupied by an object
instance of, also known as unitary element of class, has type, unique individual of, type, item of type (wd:P31 as wdt): that class of which this subject is a particular example and mem...is a subclass of mountain (and an instance of volcanic landform)

Example 3:
Question:
To which party does the mayor of Paris belong?

SPARQL:
SELECT DISTINCT ?uri WHERE {
  wd:Q90 wdt:P6 / wdt:P102 ?uri
}

Using entities:
Paris, also known as City of Love, Lutetia, City of Light (wd:Q90): capital city and largest city of France

Using properties:
member of political party, also known as political party member, political party, party membership, party, member of party (wd:P102 as wdt): the political party of which a person is or has been a member or otherwise affiliated, member of
head of government, also known as head of national government, mayor, premier, president, prime minister (wd:P6 as wdt): head of the executive power of this town, city, municipality, state, country, or other governmental body, director / manager, chairperson

[Assistant]
The question is "Which river flows through the Grand Canyon?"

Step 1: Identify the entity "Grand Canyon" in Wikidata.
Step 2: Identify the property that relates a river to a geographical feature it flows through.
Step 3: Query for the river that flows through the Grand Canyon.

I will start by searching for the entity "Grand Canyon" in Wikidata.

[Tool]
Top 10 entity alternatives:
1. Grand Canyon, also known as Cañon of Colorado (wd:Q118841): steep-sided canyon carved by the Colorado River in Arizona, United States
2. Grand Canyon (wd:Q1542548): 1991 film directed by Lawrence Kasdan
3. Grand Canyon (wd:Q2062523): 1958 film by James Algar
4. Grand Canyon (wd:Q2901889): mall in Haifa, Israel
5. Snake River Canyon, also known as Grand Canyon (wd:Q7547072): canyon in Lincoln County, Wyoming, United States
6. Grand Canyon (wd:Q15701160): 1949 film by Paul Landres
7. Grand Canyon (wd:Q60752901): 2017 picture book by Jason Chin
8. Grand Canyon, also known as IMO 9614608 (wd:Q52514537): offshore supply ship built in 2012
9. Grand Canyon (wd:Q49805880): valley in Crook County, Wyoming, United States of America
10. Grand Canyon (wd:Q49805879)

[Assistant]
The entity "Grand Canyon" is identified as wd:Q118841, which is the steep-sided canyon carved by the Colorado River in Arizona, United States.

Next, I will search for properties that relate a river to a geographical feature it flows through. I will search for properties related to "river flows through" or "river" and "flows through" in the context of the Grand Canyon.

[Tool]
Top 10 property alternatives:
1. tributary, also known as has inflow of, affluent, receives tributary, receives river, has river inflow (wd:P974 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): watercourse that flows into an other one (for lake inflows use P200)
2. located in or next to body of water, also known as located on body of water, ocean, on bay, next to lake, on coast of (wd:P206 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): body of water on or next to which a place is located, location
3. inflows, also known as inflow, lake inflow, river inflows (wd:P200 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): major inflow sources — rivers, aquifers, glacial runoff, etc. Some terms may not be place names, e.g. none
4. origin of the watercourse, also known as headwaters, water source, water origin, water body origin, stream source (wd:P885 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): main source of a river, stream or lake
5. mouth of the watercourse, also known as flows into, watercourse outflow, watercourse ends in, watercourse drain, tributary of (wd:P403 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): the body of water to which the watercourse drains
6. lake on watercourse, also known as reservoir on this river, lakes on river, lake on stream, lake on river, lake on this river (wd:P469 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): lake or reservoir through which the river or stream flows
7. tributary orientation, also known as orientation of tributary (wd:P3871 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): specify if the stream confluence is a left bank or right bank tributary
8. route map, also known as schema, street map, railway map, subway map, transit map (wd:P15 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): image of route map at Wikimedia Commons, locator map image
9. next crossing downstream, also known as downstream crossing adjacent (wd:P2674 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): next crossing of this river, canal, etc. downstream of this subject, followed by
10. distance from river mouth, also known as river kilometer, river mile, river kilometre (wd:P2148 as ps/pqv/prv/psn/wdt/pqn/psv/wdtn/prn/pq/pr/p): qualifier for P974 statements on streams, length

[Assistant]
The property "located in or next to body of water" (wdt:P206) seems relevant as it indicates a body of water on or next to which a place is located. This might help us find the river flowing through the Grand Canyon.

I will now construct a SPARQL query to find the river that is located in or next to the Grand Canyon (wd:Q118841).

[Tool]
Got 1 row and 2 columns:
| river                     | riverLabel          |
| ------------------------- | ------------------- |
| Colorado River (wd:Q1265) | Colorado River (en) |

[Tool] Stopped generation process

[User]
Feedback (status=done):
The SPARQL query correctly identifies the river that flows through the Grand Canyon by using the property 'located in or next to body of water' (wdt:P206) from the Grand Canyon entity to a river entity. It also ensures the river is an instance of 'river' (wd:Q4022) and retrieves the English label. The answer 'Colorado River' is accurate and matches the known fact. The query and answer are both correct and complete.


PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX wd: <http://www.wikidata.org/entity/>
SELECT ?spouse ?spouseLabel WHERE {
  wd:Q567 wdt:P26 ?spouse .
  OPTIONAL {
    ?spouse rdfs:label ?spouseLabel FILTER ( LANG( ?spouseLabel ) = "en" )
  }
}
LIMIT 1

Yes, the first female chancellor in Germany, Angela Merkel, was married. Her spouse is Ulrich Merkel.

[System]
You are a question answering assistant. Your job is to generate a SPARQL query to answer a given user question.

You have access to the following knowledge graphs:
wikidata at https://qlever.cs.uni-freiburg.de/api/wikidata-sebastian

You can use the following SPARQL prefixes implicitly in all functions:
cc: <http://creativecommons.org/ns#
data: <https://www.wikidata.org/wiki/Special:EntityData/
dct: <http://purl.org/dc/terms/
geo: <http://www.opengis.net/ont/geosparql#
geof: <http://www.opengis.net/def/function/geosparql/
imdb: <https://www.imdb.com/
math: <http://www.w3.org/2005/xpath-functions/math#
ontolex: <http://www.w3.org/ns/lemon/ontolex#
owl: <http://www.w3.org/2002/07/owl#
p: <http://www.wikidata.org/prop/
pq: <http://www.wikidata.org/prop/qualifier/
pqn: <http://www.wikidata.org/prop/qualifier/value-normalized/
pqv: <http://www.wikidata.org/prop/qualifier/value/
pr: <http://www.wikidata.org/prop/reference/
prn: <http://www.wikidata.org/prop/reference/value-normalized/
prov: <http://www.w3.org/ns/prov#
prv: <http://www.wikidata.org/prop/reference/value/
ps: <http://www.wikidata.org/prop/statement/
psn: <http://www.wikidata.org/prop/statement/value-normalized/
psv: <http://www.wikidata.org/prop/statement/value/
qfn: <http://qlever.cs.uni-freiburg.de/function#
ql: <http://qlever.cs.uni-freiburg.de/builtin-functions/
rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#
rdfs: <http://www.w3.org/2000/01/rdf-schema#
ref: <http://www.wikidata.org/reference/
s: <http://www.wikidata.org/entity/statement/
schema: <http://schema.org/
skos: <http://www.w3.org/2004/02/skos/core#
v: <http://www.wikidata.org/value/
wd: <http://www.wikidata.org/entity/
wdno: <http://www.wikidata.org/prop/novalue/
wdt: <http://www.wikidata.org/prop/direct/
wdtn: <http://www.wikidata.org/prop/direct-normalized/
wikibase: <http://wikiba.se/ontology#
xsd: <http://www.w3.org/2001/XMLSchema#
foaf: <http://xmlns.com/foaf/0.1/
dc: <http://purl.org/dc/elements/1.1/
gn: <http://www.geonames.org/ontology#
bd: <http://www.bigdata.com/rdf#
hint: <http://www.bigdata.com/queryHints#
qb: <http://purl.org/linked-data/cube#
void: <http://rdfs.org/ns/void#

You should follow a step-by-step approach to generate the SPARQL query:
1. Determine possible entities and properties implied by the user question.
2. Use the functions to search for entities and properties in the knowledge graphs. Where applicable, constrain the searches with already identified entities and properties.
3. Gradually build up the SPARQL query using the identified entities and properties. Start with simple queries and add more complexity as needed. Use the execute function to get feedback on intermediate queries. You can go back and forth between knowledge graph searches and SPARQL query executions to refine the query.
4. Use the answer or cancel function to finalize your answer and stop the generation process.

Additional rules:
1. Explain your thought process before and after each step and function call.
2. Do not assume or make up any entities or properties without verifying them with the knowledge graphs and functions.
3. The SPARQL query should always return the actual identifiers / IRIs of the items in its result. It additionally may return labels or other human-readable information, but they are optional and should be put within optional clauses unless explicitly requested by the user.
4. Do not stop early if there are still obvious improvements to be made to the SPARQL query. For example, keep refining your SPARQL query if its result contains irrelevant items or is missing items you expected.
5. Do not perform additional computation (e.g. filtering, sorting, calculations) on the result of the SPARQL query to determine the answer. All computation should be done solely within SPARQL.
6. For questions with a "True" or "False" answer the SPARQL query should be an ASK query.
7. Do not use 'SERVICE wikibase:label { bd:serviceParam wikibase:language ...' in SPARQL queries. It is not SPARQL standard and unsupported by the used QLever SPARQL endpoints. Use rdfs:label or similar properties to get labels instead.

[User] Was the first female chancellor in Germany ever married?

[Assistant] Let's start by looking at some examples.

[Tool]
Example 1:
Question:
Give me all female German chancellors.

SPARQL:
SELECT ?uri WHERE {
  ?uri wdt:P21 wd:Q6581072 .
  ?uri wdt:P39 wd:Q4970706 .
}

Using entities:
Federal Chancellor of Germany, also known as German Federal Chancellor, prime minister of Germany, German Chancellor, Federal Chancellor of the Federal Republic of Germany, Federal Chancellor (wd:Q4970706): head of government of the Federal Republic of Germany (1949–present)
female, also known as female human, women, woman, lady, human female (wd:Q6581072): to be used in "sex or gender" (P21) to indicate that the human s...nder" (P10339) to indicate that a word refers to a female person

Using properties:
sex or gender, also known as gender or sex, sex, gender identity, gender expression, gender (wd:P21 as wdt): sex or gender identity of human or animal. For human: male, fema...m, female organism. Groups of same gender use subclass of (P279)
position held, also known as function, held position, holds position, job, office held (wd:P39 as wdt): subject currently or formerly holds the object position or public office

Example 2:
Question:
What is Angela Merkel’s birth name?

SPARQL:
SELECT ?o1 WHERE {
  wd:Q567 wdt:P1477 ?o1 .
}

Using entities:
Angela Merkel, also known as Angela Dorothea Merkel, leader of the free world, Angela Kasner (wd:Q567): chancellor of Germany from 2005 to 2021, politician, physicist

Using properties:
birth name, also known as née, name at birth, name before marriage, ne, né (wd:P1477 as wdt): full name of a person at birth, if different from their current, generally used name, name

Example 3:
Question:
How tall is Michael Jordan?

SPARQL:
SELECT DISTINCT ?val WHERE {
  wd:Q41421 wdt:P2048 ?val .
}

Using entities:
Michael Jordan, also known as His Airness, Air Jordan (wd:Q41421): American basketball player and businessman (born 1963), basketball player, baseball player, autobiographer, spokesperson, entrepreneur

Using properties:
height, also known as heighth, size, depth over terrain (wd:P2048 as wdt): vertical length of an entity, length

[Assistant]
From the examples, I see that the first female chancellor in Germany can be identified by looking for a female person who held the position of Chancellor of Germany. Then, to check if she was ever married, we can look for the property related to marital status or spouse.

Step 1: Identify the first female chancellor of Germany.
Step 2: Check if this person was ever married.

I will start by finding the first female chancellor of Germany. I will look for female persons who held the position of Chancellor of Germany and sort them by the start date of their term to get the first one.

[Tool]
SPARQL execution failed:
Error while executing a SERVICE request to <http://wikiba.se:80/ontology#label>: SERVICE responded with HTTP status code: 301, Moved Permanently. First 100 bytes of the response: '<html>
<head><title>301 Moved Permanently</title></head>
<body>
<center><h1>301 Moved Permanently'

[Assistant] The query failed because the SERVICE wikibase:label is not supported by the QLever SPARQL endpoint. I will rewrite the query without using SERVICE wikibase:label and instead use optional rdfs:label to get the label of the chancellor.

[Tool]
Got 1 row and 3 columns:
| chancellor              | chancellorLabel    | startDate                           |
| ----------------------- | ------------------ | ----------------------------------- |
| Angela Merkel (wd:Q567) | Angela Merkel (en) | 2005-11-22T00:00:00Z (xsd:dateTime) |

[Assistant] The first female chancellor in Germany is Angela Merkel (wd:Q567). Now, I will check if Angela Merkel was ever married by looking for the spouse property or marital status.

[Tool]
Got 1 row and 2 columns:
| spouse                       | spouseLabel        |
| ---------------------------- | ------------------ |
| Ulrich Merkel (wd:Q13415350) | Ulrich Merkel (en) |

[Tool] Stopped generation process

[User]
Feedback (status=done):
The answer correctly identifies Angela Merkel as the first female chancellor of Germany and confirms that she was married, providing the name of her spouse, Ulrich Merkel. The SPARQL query is appropriate, using the property 'spouse' (wdt:P26) for Angela Merkel (wd:Q567) and retrieving the spouse's identifier and label. The query result matches the answer given. The query also respects the rule of returning identifiers and labels optionally. No further refinement is necessary.