PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX fb: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?actor ?actorName WHERE {
  fb:m.019nnl fb:tv.tv_program.regular_cast ?performance .
  ?performance fb:tv.regular_performance.character fb:m.035szd .
  ?performance fb:tv.regular_performance.actor ?actor .
  ?actor rdfs:label ?actorName .
  FILTER ( LANG( ?actorName ) = "en" )
}
LIMIT 10

The knowledge graph does not contain explicit information linking the character Meg Griffin to any actor or voice actor, nor does it link actors to the TV program Family Guy or its seasons. Multiple queries to find the actor for Meg Griffin in Family Guy or specifically in season 1 returned no results. Therefore, it is not possible to construct a SPARQL query that answers the question based on the knowledge graph data. My best attempt was to query the regular cast of Family Guy filtered by the character Meg Griffin, but this returned no results.

[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:
freebase at https://qlever.cs.uni-freiburg.de/api/freebase

You can use the following SPARQL prefixes implicitly in all functions:
fb: <http://rdf.freebase.com/ns/
fbkey: <http://rdf.freebase.com/key/
rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#
rdfs: <http://www.w3.org/2000/01/rdf-schema#
owl: <http://www.w3.org/2002/07/owl#
xsd: <http://www.w3.org/2001/XMLSchema#
foaf: <http://xmlns.com/foaf/0.1/
skos: <http://www.w3.org/2004/02/skos/core#
dct: <http://purl.org/dc/terms/
dc: <http://purl.org/dc/elements/1.1/
prov: <http://www.w3.org/ns/prov#
schema: <http://schema.org/
geo: <http://www.opengis.net/ont/geosparql#
geosparql: <http://www.opengis.net/ont/geosparql#
gn: <http://www.geonames.org/ontology#
bd: <http://www.bigdata.com/rdf#
hint: <http://www.bigdata.com/queryHints#
wikibase: <http://wikiba.se/ontology#
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] who played meg in season 1 of family guy?

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

[Tool]
Example 1:
Question:
where is the howard university located?

SPARQL:
SELECT DISTINCT ?x WHERE {
  FILTER ( ?x != fb:m.0217m9 ) FILTER ( ! isLiteral( ?x ) || lang( ?x ) = '' || langMatches( lang( ?x ) , 'en' ) ) fb:m.0217m9 fb:organization.organization.headquarters ?y .
  ?y fb:location.mailing_address.country ?x .
}

Using entities:
Howard University, also known as HU, Howard University, main campus (fb:m.0217m9): Howard University is a federally chartered, private, coeducation...ayscale and CollegeNet's Social Mobility Index college rankings., has type College/University

Using properties:
Country (fb:location.mailing_address.country): part of Address schema, links to type Country
Headquarters (fb:organization.organization.headquarters): part of Organization schema, links to type Address

Example 2:
Question:
what was van gogh famous for?

SPARQL:
SELECT DISTINCT ?x WHERE {
  FILTER ( ?x != fb:m.07_m2 ) FILTER ( ! isLiteral( ?x ) || lang( ?x ) = '' || langMatches( lang( ?x ) , 'en' ) ) fb:m.07_m2 fb:people.person.profession ?x .
}

Using entities:
Vincent van Gogh, also known as Vincent Willem van Gogh (fb:m.07_m2): Vincent Willem van Gogh was a Post-Impressionist painter. He was... of the vivid coloration that distinguished his later paintings., has type Visual Artist

Using properties:
Profession (fb:people.person.profession): links to type Profession, part of Person schema

Example 3:
Question:
who is ruling tunisia now?

SPARQL:
SELECT DISTINCT ?x WHERE {
  FILTER ( ?x != fb:m.07fj_ ) FILTER ( ! isLiteral( ?x ) || lang( ?x ) = '' || langMatches( lang( ?x ) , 'en' ) ) fb:m.07fj_ fb:government.governmental_jurisdiction.governing_officials ?y .
  ?y fb:government.government_position_held.office_holder ?x .
  ?y fb:government.government_position_held.basic_title fb:m.01zdtb .
  FILTER ( NOT EXISTS {
    ?y fb:government.government_position_held.from ?sk0
  }
  || EXISTS {
    ?y fb:government.government_position_held.from ?sk1 .
    FILTER ( xsd:datetime ( ?sk1 ) <= "2015-08-10" ^^ xsd:dateTime )
  }
  ) FILTER ( NOT EXISTS {
    ?y fb:government.government_position_held.to ?sk2
  }
  || EXISTS {
    ?y fb:government.government_position_held.to ?sk3 .
    FILTER ( xsd:datetime ( ?sk3 ) >= "2015-08-10" ^^ xsd:dateTime )
  }
  )
}

Using entities:
Acting President, also known as Interim President (fb:m.01zdtb): An Acting President is a person who temporarily fills the role o...substantive president is unavailable or when the post is vacant., has type Government office category
Tunisia (fb:m.07fj_): Tunisia is the northernmost country in Africa, covering 165,000 ...and's second and third nearest points to Europe after Gibraltar., has type Country

Using properties:
Basic title (fb:government.government_position_held.basic_title): links to type Government office category, part of Government Position Held schema
From (fb:government.government_position_held.from): part of Government Position Held schema, links to type Date/Time
Officeholder (fb:government.government_position_held.office_holder): part of Government Position Held schema, links to type Politician
To (fb:government.government_position_held.to): part of Government Position Held schema, links to type Date/Time
Governing officials (fb:government.governmental_jurisdiction.governing_officials): part of Governmental Jurisdiction schema, links to type Government Position Held

[Assistant]
The question is about the actor who played the character "Meg" in season 1 of the TV show "Family Guy."

Step 1: Identify the entity "Family Guy" as a TV show.
Step 2: Identify the character "Meg" in "Family Guy."
Step 3: Identify the actor who played "Meg" in season 1 of "Family Guy."

I will start by searching for the entity "Family Guy" in the knowledge graph.

[Tool]
Top 10 entity alternatives:
1. Family Guy, also known as I Griffin (fb:m.019nnl): Family Guy is an American adult animated sitcom created by Seth ... in 2004 for a fourth season, which began airing on May 1, 2005., has type TV Program
2. Family Guy - Season 3, also known as Family Guy (fb:m.05q63qg): Family Guy 's third season first aired on the Fox network in...ies. The series returned for a total of 35 new episodes in 2005., This is Season Three (2001-2002) of the FOX animated series Family Guy., has type TV Season
3. Family Guy - Season 13, also known as Family Guy (fb:m.0y4_pjq): Family Guy 's thirteenth season premiered on Fox in the Unit...r had sex, and Peter attempts to beat up guest star Liam Neeson., has type TV Season
4. Family Guy - Season 7, also known as Family Guy (fb:m.05q9pvs): Family Guy 's seventh season first aired on the Fox network ...from the first episode to the season finale, "Peter's Progress"., has type TV Season
5. Family Guy - Season 8, also known as Family Guy (fb:m.05q7g_b): Family Guy 's eighth season first aired on the Fox network i...l its old conventions and tried something remarkably different.", has type TV Season
6. Family Guy - Season 12, also known as Family Guy (fb:m.0vshct7): Family Guy 's twelfth season began airing on Fox on Septembe...aves him, effectively changing the future so that he never dies., has type TV Season
7. Family Guy - Season 11, also known as Family Guy (fb:m.0k22zlc): Family Guy 's eleventh season began airing on Fox on Septemb... in another '"Road to..."' episode as part of the season finale., has type TV Season
8. Family Guy - Season 10, also known as Family Guy (fb:m.06xlxlx): Family Guy 's tenth season debuted on the Fox network on Sep...and Wellesley Wild. The showrunners are Hentemann and Callaghan., has type TV Season
9. Family Guy - Season 9, also known as Family Guy (fb:m.0b74djw): Family Guy 's ninth season first aired on the Fox network in..."Friends of Peter G.", and "The Hand That Rocks the Wheelchair"., has type TV Season
10. Family Guy: It Takes a Village Idiot, and I Married One, also known as Family Guy, Family Guy: It takes a Village Idiot, and I Married One (fb:m.053lzqw): has type Book

[Assistant] I found the entity for the TV show "Family Guy" with the identifier fb:m.019nnl. Now I will search for the character "Meg" related to "Family Guy."

[Tool]
Top 10 entity alternatives:
1. Family Guy, also known as I Griffin (fb:m.019nnl): Family Guy is an American adult animated sitcom created by Seth ... in 2004 for a fourth season, which began airing on May 1, 2005., has type TV Program
2. Family Guy - Season 3, also known as Family Guy (fb:m.05q63qg): Family Guy 's third season first aired on the Fox network in...ies. The series returned for a total of 35 new episodes in 2005., This is Season Three (2001-2002) of the FOX animated series Family Guy., has type TV Season
3. Family Guy - Season 13, also known as Family Guy (fb:m.0y4_pjq): Family Guy 's thirteenth season premiered on Fox in the Unit...r had sex, and Peter attempts to beat up guest star Liam Neeson., has type TV Season
4. Family Guy - Season 7, also known as Family Guy (fb:m.05q9pvs): Family Guy 's seventh season first aired on the Fox network ...from the first episode to the season finale, "Peter's Progress"., has type TV Season
5. Family Guy - Season 8, also known as Family Guy (fb:m.05q7g_b): Family Guy 's eighth season first aired on the Fox network i...l its old conventions and tried something remarkably different.", has type TV Season
6. Family Guy - Season 12, also known as Family Guy (fb:m.0vshct7): Family Guy 's twelfth season began airing on Fox on Septembe...aves him, effectively changing the future so that he never dies., has type TV Season
7. Family Guy - Season 11, also known as Family Guy (fb:m.0k22zlc): Family Guy 's eleventh season began airing on Fox on Septemb... in another '"Road to..."' episode as part of the season finale., has type TV Season
8. Family Guy - Season 10, also known as Family Guy (fb:m.06xlxlx): Family Guy 's tenth season debuted on the Fox network on Sep...and Wellesley Wild. The showrunners are Hentemann and Callaghan., has type TV Season
9. Family Guy - Season 9, also known as Family Guy (fb:m.0b74djw): Family Guy 's ninth season first aired on the Fox network in..."Friends of Peter G.", and "The Hand That Rocks the Wheelchair"., has type TV Season
10. Family Guy: It Takes a Village Idiot, and I Married One, also known as Family Guy, Family Guy: It takes a Village Idiot, and I Married One (fb:m.053lzqw): has type Book

[Assistant] The search for "Meg Family Guy" did not return a direct entity for the character Meg. I will try to find the character "Meg Griffin" who is the daughter in the Family Guy series. I will search for "Meg Griffin."

[Tool]
Top 10 entity alternatives:
1. Meg Griffin, also known as Meg Griffin as the Sarlacc, Megan Griffin (fb:m.035szd): Megan "Meg" Griffin is a character from the animated television ...st of her family's attention and bears the brunt of their abuse., Meg Griffin is a fictional character from The Cleveland Show tv series., has type TV Character
2. Meg Griffin (fb:m.07kcz9n): Meg Griffin is an American radio disc jockey, currently heard on...n University of Massachusetts Boston station WUMB-FM in 2010-11., has type Person
3. Meg Griffin (fb:m.0zpb00j): has type Musical Recording
4. Meg Griffin (fb:m.0zqlcjk)
5. Griffin, also known as Alce, Gryphon, Keythong, Opinicus (fb:m.0d30v): The griffin, griffon, or gryphon is a legendary creature with th...ty it was a symbol of divine power and a guardian of the divine., has type Literature Subject
6. Meg, also known as Keiko Yorichika, MEG (fb:m.05zlgjm): Meg is a Japanese recording artist and fashion designer from Hir...he is signed with Starchild Records, a division of King Records., has type Musical Artist
7. Griffin, also known as Griffin, Georgia, Spalding County / Griffin city (fb:m.0rz0h): Griffin is a city in and the county seat of Spalding County in t... The University of Georgia maintains a branch campus in Griffin., has type City/Town/Village
8. Magnetoencephalography, also known as MEG (fb:m.0174_s): Magnetoencephalography is a functional neuroimaging technique fo...l as in an experimental setting to simply measure brain activity, has type Diagnostic Test
9. Griffin, also known as Griffin, Indiana, Posey County / Griffin town (fb:m.0spjd): Griffin is a town in Bethel Township, Posey County, Indiana, Uni...he Bull Island rock fest, based on the location of the festival., has type City/Town/Village
10. Meghan Heffern, also known as The Heff, Megs, Meg (fb:m.03h3dcn): Meghan Heffern is a Canadian actress. She was born in Edmonton, Alberta and currently resides in Toronto, Ontario., has type Film actor

[Assistant] I found the character "Meg Griffin" from Family Guy with the identifier fb:m.035szd. Now I want to find the actor who played Meg Griffin. I will search for properties of the entity "Meg Griffin" related to the actor or voice actor.

[Tool]
Top 10 property alternatives:
1. Occupation (fb:fictional_universe.fictional_character.occupation): part of Fictional Character schema, links to type Character Occupation
2. Appeared In TV Episodes (fb:tv.tv_character.appeared_in_tv_episodes): links to type TV episode performance, part of TV Character schema
3. Portrayed in films (fb:film.film_character.portrayed_in_films): links to type Film performance, part of Film character schema
4. First TV appearance (fb:tv.tv_character.first_tv_appearance): part of TV Character schema, links to type TV Episode
5. Character Created By (fb:fictional_universe.fictional_character.character_created_by): links to type Fictional Character Creator, part of Fictional Character schema
6. Name (fb:type.object.name): part of Object schema, links to type Text
7. Romantically involved with (fb:fictional_universe.fictional_character.romantically_involved_with): links to type Romantic involvement, part of Fictional Character schema
8. Programs in which this was a regular character (fb:tv.tv_character.appeared_in_tv_program): links to type TV Regular Performance, part of TV Character schema
9. Image (fb:common.topic.image): part of Topic schema, links to type Image
10. Key (fb:type.object.key): part of Object schema, links to type Key

No other items found

[Assistant] The search for properties related to "actor" or "voice actor" for the character "Meg Griffin" did not return a direct property for the actor who played the character. I will try searching for properties related to "voice actor" for the entity "Meg Griffin."

[Tool]
Top 10 property alternatives:
1. Character Created By (fb:fictional_universe.fictional_character.character_created_by): links to type Fictional Character Creator, part of Fictional Character schema
2. Appeared In TV Episodes (fb:tv.tv_character.appeared_in_tv_episodes): links to type TV episode performance, part of TV Character schema
3. First TV appearance (fb:tv.tv_character.first_tv_appearance): part of TV Character schema, links to type TV Episode
4. Programs in which this was a regular character (fb:tv.tv_character.appeared_in_tv_program): links to type TV Regular Performance, part of TV Character schema
5. Occupation (fb:fictional_universe.fictional_character.occupation): part of Fictional Character schema, links to type Character Occupation
6. Appears in computer games (fb:cvg.game_character.games): links to type Video Game Performance, part of Video Game Character schema
7. Portrayed in films (fb:film.film_character.portrayed_in_films): links to type Film performance, part of Film character schema

No other items found

[Assistant] There is no direct property for "voice actor" or "actor" for the character "Meg Griffin" in the knowledge graph. I will try a different approach: I will search for the TV show "Family Guy" and look for the cast or characters and their actors. I will start by searching for properties of the TV show "Family Guy" (fb:m.019nnl) related to cast or actors.

[Tool]
Top 10 property alternatives:
1. Regular acting performances (fb:tv.tv_program.regular_cast): links to type TV Regular Performance, part of TV Program schema
2. Key (fb:type.object.key): part of Object schema, links to type Key
3. Name (fb:type.object.name): part of Object schema, links to type Text
4. Article (fb:common.topic.article): links to type Document, part of Topic schema
5. Genre (fb:tv.tv_program.genre): part of TV Program schema, links to type TV Genre
6. Currently in production (fb:tv.tv_program.currently_in_production): part of TV Program schema, links to type Boolean
7. Official website (fb:common.topic.official_website): part of Topic schema, links to type URI
8. Country of origin (fb:tv.tv_program.country_of_origin): part of TV Program schema, links to type Country
9. Description (fb:common.topic.description): part of Topic schema, links to type Text
10. Type (fb:type.object.type): part of Object schema, links to type Type

No other items found

[Assistant] The property "Regular acting performances" (fb:tv.tv_program.regular_cast) seems to be related to the cast of the TV show "Family Guy." I will query the regular cast of "Family Guy" to find the actor who played Meg.

[Tool] Got no rows and 2 columns

[Assistant] The query to get the regular cast of "Family Guy" returned no results. I will try a different approach by searching for properties of the TV show "Family Guy" related to "voice actor" or "actor."

[Tool]
Top 10 property alternatives:
1. Regular acting performances (fb:tv.tv_program.regular_cast): links to type TV Regular Performance, part of TV Program schema
2. Soundtrack (fb:tv.tv_program.soundtrack): links to type TV soundtrack, part of TV Program schema
3. Theme song (fb:tv.tv_program.theme_song): links to type TV theme song, part of TV Program schema
4. Episodes (fb:tv.tv_program.episodes): part of TV Program schema, links to type TV Episode
5. Currently in production (fb:tv.tv_program.currently_in_production): part of TV Program schema, links to type Boolean
6. Number of episodes (fb:tv.tv_program.number_of_episodes): part of TV Program schema, links to type Integer

No other items found

[Assistant] The property "Regular acting performances" (fb:tv.tv_program.regular_cast) is the only relevant property related to cast or voice actors for the TV show "Family Guy." Since the direct query for regular cast returned no results, I will try to query the TV show "Family Guy" for episodes in season 1 and then find the characters and actors in those episodes. I will start by querying the episodes of season 1 of "Family Guy."

[Tool] Got no rows and 2 columns

[Assistant] The query to get episodes of season 1 of "Family Guy" returned no results. I will try to find the entity for "Family Guy - Season 1" and then query its episodes.

[Tool]
Top 10 entity alternatives:
1. Family Guy - Season 1, also known as Family Guy Season 1 (fb:m.027gynh): The first season of the animated comedy series Family Guy aired ...ber 20, 2003. The series has since been released in syndication., This is Season One (1999) of the FOX animated series Family Guy., has type TV Season
2. Finders Keepers, also known as Family Guy Season 12 Episode 1 (fb:m.0w8nthg): "Finders Keepers" is the first episode of the twelfth season and...wide search, turning the residents of Quahog against each other., Peter is convinced that a restaurant placemat is a treasure map....de search and turning the citizens of Quahog against each other., has type TV Episode
3. Family Guy - Season 13, also known as Family Guy (fb:m.0y4_pjq): Family Guy 's thirteenth season premiered on Fox in the Unit...r had sex, and Peter attempts to beat up guest star Liam Neeson., has type TV Season
4. Family Guy - Season 12, also known as Family Guy (fb:m.0vshct7): Family Guy 's twelfth season began airing on Fox on Septembe...aves him, effectively changing the future so that he never dies., has type TV Season
5. Family Guy - Season 11, also known as Family Guy (fb:m.0k22zlc): Family Guy 's eleventh season began airing on Fox on Septemb... in another '"Road to..."' episode as part of the season finale., has type TV Season
6. Family Guy - Season 10, also known as Family Guy (fb:m.06xlxlx): Family Guy 's tenth season debuted on the Fox network on Sep...and Wellesley Wild. The showrunners are Hentemann and Callaghan., has type TV Season
7. Family Guy Volume One: Seasons 1 & 2 (fb:m.08vnrdw)
8. Family - Season 1 (fb:m.0w70sf8): Family - Season 1 is a season of the TV program Family., has type TV Season
9. Family Guy - Season 2, also known as Family Guy Season 2 (fb:m.04gq0xm): The second season of the animated comedy series Family Guy aired...ies. The series returned for a total of 35 new episodes in 2005., This is Season Two (1999-2000) of the FOX animated series Family Guy., has type TV Season
10. Family Guy - Season 4, also known as Family Guy Season 4 (fb:m.051_2f9): The fourth season of the animated comedy series Family Guy aired...hog" was the first episode to air following the series' revival., has type TV Season

[Assistant] I found the entity for "Family Guy - Season 1" with the identifier fb:m.027gynh. Now I will try to find the regular cast or actors related to this season. I will search for properties of the entity "Family Guy - Season 1" related to cast or actors.

[Tool]
Top 10 property alternatives:
1. Regular cast (fb:tv.tv_series_season.regular_cast): links to type TV Regular Performance, part of TV Season schema
2. Series (fb:tv.tv_series_season.series): links to type TV Program, part of TV Season schema
3. Key (fb:type.object.key): part of Object schema, links to type Key
4. Name (fb:type.object.name): part of Object schema, links to type Text
5. Article (fb:common.topic.article): links to type Document, part of Topic schema
6. Description (fb:common.topic.description): part of Topic schema, links to type Text
7. Type (fb:type.object.type): part of Object schema, links to type Type
8. From (fb:tv.tv_series_season.from): part of TV Season schema, links to type Date/Time
9. Notable types (fb:common.topic.notable_types): part of Topic schema, links to type Type
10. Episodes (fb:tv.tv_series_season.episodes): links to type TV Episode, part of TV Season schema

No other items found

[Assistant] The property "Regular cast" (fb:tv.tv_series_season.regular_cast) is related to the cast of the TV season "Family Guy - Season 1." I will query the regular cast of "Family Guy - Season 1" to find the actor who played Meg.

[Tool] Got no rows and 3 columns

[Assistant] The query to get the regular cast of "Family Guy - Season 1" returned no results. I will try to find the characters in "Family Guy - Season 1" and then find the actors who played those characters. I will query the episodes of "Family Guy - Season 1" and then find the characters and actors in those episodes.

[Tool]
Got 7 rows and 2 columns:
| episode                                | episodeName                   |
| -------------------------------------- | ----------------------------- |
| Chitty Chitty Death Bang (fb:m.07fq2b) | Chitty Chitty Death Bang (en) |
| Mind Over Murder (fb:m.07fspz)         | Mind Over Murder (en)         |
| Death Has a Shadow (fb:m.07h5g6)       | Death Has a Shadow (en)       |
| I Never Met the Dead Man (fb:m.07h5p7) | I Never Met the Dead Man (en) |
| A Hero Sits Next Door (fb:m.07hncg)    | A Hero Sits Next Door (en)    |
| The Son Also Draws (fb:m.07hnf_)       | The Son Also Draws (en)       |
| Brian: Portrait of a Dog (fb:m.07hnms) | Brian: Portrait of a Dog (en) |

[Assistant] I found 7 episodes in "Family Guy - Season 1." Now I will try to find the characters and actors in these episodes. I will start by querying the characters and actors in the episode "Death Has a Shadow" (fb:m.07h5g6) as an example.

[Tool] Got no rows and 4 columns

[Assistant] The query to get characters and actors in the episode "Death Has a Shadow" returned no results. I will try a different approach by searching for the character "Meg Griffin" and then looking for the actors who played this character. I will search for properties of the entity "Meg Griffin" related to actors or voice actors again.

[Tool]
Top 10 property alternatives:
1. Occupation (fb:fictional_universe.fictional_character.occupation): part of Fictional Character schema, links to type Character Occupation
2. Appeared In TV Episodes (fb:tv.tv_character.appeared_in_tv_episodes): links to type TV episode performance, part of TV Character schema
3. Portrayed in films (fb:film.film_character.portrayed_in_films): links to type Film performance, part of Film character schema
4. First TV appearance (fb:tv.tv_character.first_tv_appearance): part of TV Character schema, links to type TV Episode
5. Character Created By (fb:fictional_universe.fictional_character.character_created_by): links to type Fictional Character Creator, part of Fictional Character schema
6. Name (fb:type.object.name): part of Object schema, links to type Text
7. Romantically involved with (fb:fictional_universe.fictional_character.romantically_involved_with): links to type Romantic involvement, part of Fictional Character schema
8. Programs in which this was a regular character (fb:tv.tv_character.appeared_in_tv_program): links to type TV Regular Performance, part of TV Character schema
9. Image (fb:common.topic.image): part of Topic schema, links to type Image
10. Key (fb:type.object.key): part of Object schema, links to type Key

No other items found

[Assistant] There is no direct property for the actor or voice actor who played the character "Meg Griffin" in the knowledge graph. However, the property "Appeared In TV Episodes" (fb:tv.tv_character.appeared_in_tv_episodes) might help us find the episodes in which Meg appeared. Then we might find the actor related to those episodes. I will query the episodes in which Meg Griffin appeared.

[Tool] Got no rows and 2 columns

[Assistant] The query to get episodes in which Meg Griffin appeared returned no results. Since direct queries for actors or voice actors related to Meg Griffin or Family Guy season 1 did not yield results, I will try to find the voice actor by searching for the entity "Meg Griffin voice actor" in the knowledge graph.

[Tool]
Top 10 entity alternatives:
1. Voice Actor, also known as Актёр озвучивания, Voice talent, Voice-over artist, Voice over artist, Voice Director (fb:m.0np9r): Voice acting is the art of doing voice-overs or providing voices...ragments played back by a computer in an automated announcement., has type Profession
2. Meg Griffin, also known as Meg Griffin as the Sarlacc, Megan Griffin (fb:m.035szd): Megan "Meg" Griffin is a character from the animated television ...st of her family's attention and bears the brunt of their abuse., Meg Griffin is a fictional character from The Cleveland Show tv series., has type TV Character
3. Meg Griffin (fb:m.07kcz9n): Meg Griffin is an American radio disc jockey, currently heard on...n University of Massachusetts Boston station WUMB-FM in 2010-11., has type Person
4. Meg Griffin (fb:m.0zpb00j): has type Musical Recording
5. Voice actor (fb:m.07vhsyx): The person performing
6. Voice actor (fb:m.05z28fz)
7. Meg Griffin (fb:m.0zqlcjk)
8. Voice actor (fb:m.0n1k8lp)
9. Voice Actor (fb:m.02k8g2j)
10. Voice actor (fb:base.animemanga.sound_drama_performance.voice_actor)

[Assistant] The search for "Meg Griffin voice actor" did not return a direct entity for the voice actor of Meg Griffin. I will try to find the voice actor by searching for the property "voice actor" related to the character "Meg Griffin" (fb:m.035szd).

[Tool]
Got 298 rows and 3 columns, showing the first 10 rows below:
| subject                   | property                                                            | object                                                                   |
| ------------------------- | ------------------------------------------------------------------- | ------------------------------------------------------------------------ |
| Meg Griffin (fb:m.035szd) | Type (fb:type.object.type)                                          | Topic (fb:common.topic)                                                  |
| Meg Griffin (fb:m.035szd) | Key (fb:type.object.key)                                            | /base/chickipedia/chickipedia_id/meg-griffin                             |
| Meg Griffin (fb:m.035szd) | Name (fb:type.object.name)                                          | Megan Griffin (no)                                                       |
| Meg Griffin (fb:m.035szd) | Topic equivalent webpage (fb:common.topic.topic_equivalent_webpage) | <http://da.wikipedia.org/wiki/index.html?curid=118701>                   |
| Meg Griffin (fb:m.035szd) | Notable for (fb:common.topic.notable_for)                           | fb:g.125h4ffhq                                                           |
| Meg Griffin (fb:m.035szd) | Notable types (fb:common.topic.notable_types)                       | TV Character (fb:m.01xrzlj)                                              |
| Meg Griffin (fb:m.035szd) | Description (fb:common.topic.description)                           | Megan Griffin er Peter og Lois G...s gjorde det i de efterfølgende. (da) |
| Meg Griffin (fb:m.035szd) | Article (fb:common.topic.article)                                   | fb:m.035szl                                                              |
| Meg Griffin (fb:m.035szd) | Also known as (fb:common.topic.alias)                               | Megan Griffin (en)                                                       |
| Meg Griffin (fb:m.035szd) | Image (fb:common.topic.image)                                       | Meg_Griffin.png (fb:m.0gx8ws_)                                           |
| ...                       | ...                                                                 | ...                                                                      |

[Assistant] The list of properties for "Meg Griffin" does not show a direct property for the voice actor or actor. I will try to find the entity for the voice actor of Meg Griffin by searching for "Mila Kunis," who is known to be the voice actor for Meg Griffin in Family Guy.

[Tool]
Top 10 entity alternatives:
1. Mila Kunis, also known as Goldfish, Mila, Mila Kunas, Milena Markovna Kunis, Milena "Mila" Markovna Kunis (fb:m.023v4_): Milena Markovna "Mila" Kunis is an American actress. In 1991, at...eodora, in the fantasy adventure film Oz the Great and Powerful., has type Celebrity
2. Mila Kunis, Nellie McKay, also known as Mila Kunis, Mila Kunis, Bob Schieffer (fb:m.0jrpr58): has type TV Episode
3. Mila Kunis (fb:m.0bml8ll): This was Mila's first appearance on Craig Ferguson. Craig got Mi...ack of time. He might have ruined the show ... it was that good., has type TV Episode
4. Mila Kunis (fb:m.07mwzrd): has type TV Episode
5. Mila Kunis (fb:m.0_hgg7v): has type TV Episode
6. Mila Kunis (fb:m.08w7h9m)
7. Mila Kunis 2008 (fb:m.059_2pg)
8. Mila Kunis filmography (fb:m.011c8_b3): Mila Kunis is an actress, who began her career by appearing in s... Outstanding Performance by a Female Actor in a Supporting Role.
9. Mila Kunis Pictures (fb:m.0cyx0t6)
10. Mila Kunis, Geechy Guy (fb:m.0g77xhq): With guests Mila Kunis, Geechy Guy.  And a welcome to viewers in Australia.  Plus "Secretariat in New York"., has type TV Episode

[Assistant] I found the entity for Mila Kunis, the known voice actor for Meg Griffin, with the identifier fb:m.023v4_. Now I will confirm if Mila Kunis played Meg Griffin in season 1 of Family Guy by checking if she is linked to the character Meg Griffin or the TV show Family Guy season 1.

[Tool] False

[Assistant] Mila Kunis is not listed as the actor for Meg Griffin in the overall TV program "Family Guy" in the knowledge graph. Since the question specifically asks for season 1, and Mila Kunis started voicing Meg Griffin from season 2 onwards, I will check if another actor voiced Meg Griffin in season 1 by querying the regular cast of "Family Guy - Season 1" again but focusing on the character Meg Griffin.

[Tool] Got no rows and 2 columns

[Assistant]
The query to find the actor who played Meg Griffin in "Family Guy - Season 1" returned no results. This suggests that the knowledge graph does not have explicit information about the actor for Meg Griffin in season 1 of Family Guy.

Given this, I will provide the known answer based on general knowledge: Lacey Chabert was the voice actor for Meg Griffin in season 1 of Family Guy.

I will now finalize the answer.

[Tool] Stopped generation process

[User]
Feedback (status=retry):
The system failed to provide a SPARQL query and did not use any entities or properties from the knowledge graph. The answer given is based on general knowledge but not supported by the knowledge graph. To improve, the system should construct a SPARQL query that identifies the character Meg from Family Guy, links to the season 1 of the show, and retrieves the actor or voice actor who played Meg in that season. This requires using entities for Family Guy, Meg Griffin, and properties related to cast or voice actors, filtered by season 1. The system should then return the actor's identifier and optionally their label. Please retry with a proper SPARQL query.

[Assistant]
Thank you for the feedback. I will retry with a more focused approach to construct a SPARQL query that identifies the character Meg Griffin from Family Guy, links to season 1 of the show, and retrieves the actor or voice actor who played Meg in that season.

Step 1: I have the entity for Family Guy - Season 1 (fb:m.027gynh) and the character Meg Griffin (fb:m.035szd).
Step 2: I will use the property "regular_cast" (fb:tv.tv_series_season.regular_cast) of the season to get performances.
Step 3: I will filter performances where the character is Meg Griffin.
Step 4: I will retrieve the actor for that performance.

I will now construct and execute this SPARQL query.

[Tool] Got no rows and 2 columns

[Assistant]
The query to find the actor who played Meg Griffin in Family Guy - Season 1 returned no results again. This indicates that the knowledge graph does not explicitly link the actor to the character Meg Griffin for season 1.

I will try a slightly different approach by querying the performances of the character Meg Griffin and filtering those performances by the TV program Family Guy - Season 1. This might help find the actor linked to Meg Griffin specifically in season 1.

I will construct and execute this SPARQL query now.

[Tool] Got no rows and 2 columns

[Assistant]
The query to find the actor who played Meg Griffin in Family Guy - Season 1 by filtering performances linked to the season also returned no results.

Since direct queries for the actor or voice actor for Meg Griffin in season 1 of Family Guy are not yielding results in the knowledge graph, I will try to find the voice actors for the character Meg Griffin in general and then check if any of them are linked to season 1.

I will query the performances of the character Meg Griffin and retrieve the actors without filtering by season.

[Tool] Got no rows and 2 columns

[Assistant]
The query to find any actor who played Meg Griffin in any season returned no results. This suggests that the knowledge graph does not have explicit data on the actors or voice actors for the character Meg Griffin.

Given this limitation, I cannot provide a SPARQL query that returns the actor who played Meg in season 1 of Family Guy from the knowledge graph.

I will now provide a detailed explanation and my best attempt at a SPARQL query that was used in the process.

[Tool] Stopped generation process

[User]
Feedback (status=retry):
The system correctly identified that the knowledge graph lacks explicit information linking the character Meg Griffin to an actor or voice actor specifically for Family Guy Season 1. However, the SPARQL query could be improved by verifying the correctness of the entity identifiers used for the season and the character, and by exploring alternative properties or paths that might link the character to an actor or voice actor. For example, checking if the character is linked to a voice actor via a different property, or querying the cast of the entire series rather than just the season, might yield results. Since the current query returned no results, a retry with a refined query approach is recommended.

[Assistant]
Thank you for the feedback. I will retry with a refined approach to verify the correctness of the entity identifiers and explore alternative properties or paths that might link the character Meg Griffin to an actor or voice actor.

Step 1: Verify the entity identifiers for "Family Guy" (TV program) and "Meg Griffin" (character).
Step 2: Explore alternative properties that might link the character to a voice actor or actor.
Step 3: Query the cast of the entire "Family Guy" TV program to find the actor who played Meg Griffin.
Step 4: If found, check if the actor is linked to season 1 or if the character is linked to the actor via any other property.

I will start by verifying the entity identifiers for "Family Guy" and "Meg Griffin."

[Tool]
Top 10 entity alternatives:
1. Family Guy, also known as I Griffin (fb:m.019nnl): Family Guy is an American adult animated sitcom created by Seth ... in 2004 for a fourth season, which began airing on May 1, 2005., has type TV Program
2. Family Guy - Season 3, also known as Family Guy (fb:m.05q63qg): Family Guy 's third season first aired on the Fox network in...ies. The series returned for a total of 35 new episodes in 2005., This is Season Three (2001-2002) of the FOX animated series Family Guy., has type TV Season
3. Family Guy - Season 13, also known as Family Guy (fb:m.0y4_pjq): Family Guy 's thirteenth season premiered on Fox in the Unit...r had sex, and Peter attempts to beat up guest star Liam Neeson., has type TV Season
4. Family Guy - Season 7, also known as Family Guy (fb:m.05q9pvs): Family Guy 's seventh season first aired on the Fox network ...from the first episode to the season finale, "Peter's Progress"., has type TV Season
5. Family Guy - Season 8, also known as Family Guy (fb:m.05q7g_b): Family Guy 's eighth season first aired on the Fox network i...l its old conventions and tried something remarkably different.", has type TV Season
6. Family Guy - Season 12, also known as Family Guy (fb:m.0vshct7): Family Guy 's twelfth season began airing on Fox on Septembe...aves him, effectively changing the future so that he never dies., has type TV Season
7. Family Guy - Season 11, also known as Family Guy (fb:m.0k22zlc): Family Guy 's eleventh season began airing on Fox on Septemb... in another '"Road to..."' episode as part of the season finale., has type TV Season
8. Family Guy - Season 10, also known as Family Guy (fb:m.06xlxlx): Family Guy 's tenth season debuted on the Fox network on Sep...and Wellesley Wild. The showrunners are Hentemann and Callaghan., has type TV Season
9. Family Guy - Season 9, also known as Family Guy (fb:m.0b74djw): Family Guy 's ninth season first aired on the Fox network in..."Friends of Peter G.", and "The Hand That Rocks the Wheelchair"., has type TV Season
10. Family Guy: It Takes a Village Idiot, and I Married One, also known as Family Guy, Family Guy: It takes a Village Idiot, and I Married One (fb:m.053lzqw): has type Book

[Tool]
Top 10 entity alternatives:
1. Meg Griffin, also known as Meg Griffin as the Sarlacc, Megan Griffin (fb:m.035szd): Megan "Meg" Griffin is a character from the animated television ...st of her family's attention and bears the brunt of their abuse., Meg Griffin is a fictional character from The Cleveland Show tv series., has type TV Character
2. Meg Griffin (fb:m.07kcz9n): Meg Griffin is an American radio disc jockey, currently heard on...n University of Massachusetts Boston station WUMB-FM in 2010-11., has type Person
3. Meg Griffin (fb:m.0zpb00j): has type Musical Recording
4. Meg Griffin (fb:m.0zqlcjk)
5. Griffin, also known as Alce, Gryphon, Keythong, Opinicus (fb:m.0d30v): The griffin, griffon, or gryphon is a legendary creature with th...ty it was a symbol of divine power and a guardian of the divine., has type Literature Subject
6. Meg, also known as Keiko Yorichika, MEG (fb:m.05zlgjm): Meg is a Japanese recording artist and fashion designer from Hir...he is signed with Starchild Records, a division of King Records., has type Musical Artist
7. Griffin, also known as Griffin, Georgia, Spalding County / Griffin city (fb:m.0rz0h): Griffin is a city in and the county seat of Spalding County in t... The University of Georgia maintains a branch campus in Griffin., has type City/Town/Village
8. Magnetoencephalography, also known as MEG (fb:m.0174_s): Magnetoencephalography is a functional neuroimaging technique fo...l as in an experimental setting to simply measure brain activity, has type Diagnostic Test
9. Griffin, also known as Griffin, Indiana, Posey County / Griffin town (fb:m.0spjd): Griffin is a town in Bethel Township, Posey County, Indiana, Uni...he Bull Island rock fest, based on the location of the festival., has type City/Town/Village
10. Meghan Heffern, also known as The Heff, Megs, Meg (fb:m.03h3dcn): Meghan Heffern is a Canadian actress. She was born in Edmonton, Alberta and currently resides in Toronto, Ontario., has type Film actor

[Assistant]
The entity identifiers for "Family Guy" (fb:m.019nnl) and "Meg Griffin" (fb:m.035szd) are correct.

Next, I will explore alternative properties that might link the character Meg Griffin to a voice actor or actor. I will list all properties of the entity "Meg Griffin" to check for any relevant properties related to actors or voice actors.

[Tool]
Got 298 rows and 3 columns, showing the first 10 rows below:
| subject                   | property                                                            | object                                                                   |
| ------------------------- | ------------------------------------------------------------------- | ------------------------------------------------------------------------ |
| Meg Griffin (fb:m.035szd) | Type (fb:type.object.type)                                          | Topic (fb:common.topic)                                                  |
| Meg Griffin (fb:m.035szd) | Key (fb:type.object.key)                                            | /base/chickipedia/chickipedia_id/meg-griffin                             |
| Meg Griffin (fb:m.035szd) | Name (fb:type.object.name)                                          | Megan Griffin (no)                                                       |
| Meg Griffin (fb:m.035szd) | Topic equivalent webpage (fb:common.topic.topic_equivalent_webpage) | <http://da.wikipedia.org/wiki/index.html?curid=118701>                   |
| Meg Griffin (fb:m.035szd) | Notable for (fb:common.topic.notable_for)                           | fb:g.125h4ffhq                                                           |
| Meg Griffin (fb:m.035szd) | Notable types (fb:common.topic.notable_types)                       | TV Character (fb:m.01xrzlj)                                              |
| Meg Griffin (fb:m.035szd) | Description (fb:common.topic.description)                           | Megan Griffin er Peter og Lois G...s gjorde det i de efterfølgende. (da) |
| Meg Griffin (fb:m.035szd) | Article (fb:common.topic.article)                                   | fb:m.035szl                                                              |
| Meg Griffin (fb:m.035szd) | Also known as (fb:common.topic.alias)                               | Megan Griffin (en)                                                       |
| Meg Griffin (fb:m.035szd) | Image (fb:common.topic.image)                                       | Meg_Griffin.png (fb:m.0gx8ws_)                                           |
| ...                       | ...                                                                 | ...                                                                      |

[Assistant] The properties listed for "Meg Griffin" do not explicitly show a property linking to an actor or voice actor. I will now explore the properties of the TV program "Family Guy" (fb:m.019nnl) to find alternative properties that might link to the cast or voice actors.

[Tool]
Got 1,319 rows and 3 columns, showing the first 10 rows below:
| subject                  | property                                                            | object                                                                   |
| ------------------------ | ------------------------------------------------------------------- | ------------------------------------------------------------------------ |
| Family Guy (fb:m.019nnl) | Type (fb:type.object.type)                                          | Topic (fb:common.topic)                                                  |
| Family Guy (fb:m.019nnl) | Key (fb:type.object.key)                                            | /authority/daylife/topic/0aaefqm4Uv4Nk                                   |
| Family Guy (fb:m.019nnl) | Name (fb:type.object.name)                                          | Družinski človek (sl)                                                    |
| Family Guy (fb:m.019nnl) | Topic equivalent webpage (fb:common.topic.topic_equivalent_webpage) | <http://ar.wikipedia.org/wiki/%41%27%45%4A%44%4A_%3A%27%4A>              |
| Family Guy (fb:m.019nnl) | Notable for (fb:common.topic.notable_for)                           | fb:g.1256r8p99                                                           |
| Family Guy (fb:m.019nnl) | Notable types (fb:common.topic.notable_types)                       | TV Program (fb:m.01xrzk0)                                                |
| Family Guy (fb:m.019nnl) | Description (fb:common.topic.description)                           | A Family Guy amerikai televíziós..., ami után ismét megszakították. (hu) |
| Family Guy (fb:m.019nnl) | Article (fb:common.topic.article)                                   | fb:m.019nnw                                                              |
| Family Guy (fb:m.019nnl) | Also known as (fb:common.topic.alias)                               | I Griffin (en)                                                           |
| Family Guy (fb:m.019nnl) | Is reviewed (fb:freebase.valuenotation.is_reviewed)                 | Program creator (fb:m.01xrzns)                                           |
| ...                      | ...                                                                 | ...                                                                      |

[Assistant] The properties listed for "Family Guy" do not explicitly show a property linking to the cast or voice actors in the first 10 rows. I will search for properties of "Family Guy" related to "cast" or "actor" to find relevant properties.

[Tool]
Top 10 property alternatives:
1. Regular acting performances (fb:tv.tv_program.regular_cast): links to type TV Regular Performance, part of TV Program schema
2. Key (fb:type.object.key): part of Object schema, links to type Key
3. Name (fb:type.object.name): part of Object schema, links to type Text
4. Article (fb:common.topic.article): links to type Document, part of Topic schema
5. Genre (fb:tv.tv_program.genre): part of TV Program schema, links to type TV Genre
6. Currently in production (fb:tv.tv_program.currently_in_production): part of TV Program schema, links to type Boolean
7. Official website (fb:common.topic.official_website): part of Topic schema, links to type URI
8. Country of origin (fb:tv.tv_program.country_of_origin): part of TV Program schema, links to type Country
9. Description (fb:common.topic.description): part of Topic schema, links to type Text
10. Type (fb:type.object.type): part of Object schema, links to type Type

No other items found

[Assistant]
The property "Regular acting performances" (fb:tv.tv_program.regular_cast) is the relevant property linking the TV program "Family Guy" to its regular cast.

I will now query the regular cast of "Family Guy" and filter for performances where the character is Meg Griffin (fb:m.035szd) to find the actor.

[Tool] Got no rows and 2 columns

[Assistant]
The query to find the actor who played Meg Griffin in the entire TV program "Family Guy" returned no results.

I will try to find the voice actors for the character Meg Griffin by searching for performances of the character Meg Griffin and retrieving the actors without filtering by TV program or season. This might help find any actor linked to the character.

[Tool] Got no rows and 2 columns

[Assistant]
The query to find any actor who played Meg Griffin in any context returned no results. This indicates that the knowledge graph does not have explicit data on the actors or voice actors for the character Meg Griffin.

Given this, I will now try to find the voice actors of the TV program "Family Guy" in general by querying the regular cast of "Family Guy" and retrieving the actors and their characters. Then I will check if any of the characters is Meg Griffin.

I will construct and execute this SPARQL query.

[Tool] Got no rows and 4 columns

[Assistant]
The query to find the regular cast of Family Guy along with their characters returned no results. This suggests that the knowledge graph does not have explicit data linking actors to characters for Family Guy.

Given the limitations of the knowledge graph, I cannot construct a SPARQL query that answers the question based on the data available.

I will now provide a detailed explanation and my best attempt at a SPARQL query that was used in the process.

[Tool] Stopped generation process


PREFIX fb: <http://rdf.freebase.com/ns/>
SELECT ?startDate WHERE {
  fb:m.0jmfb fb:sports.sports_team.championships ?championship .
  ?championship fb:time.event.start_date ?startDate .
}
ORDER BY ?startDate
LIMIT 1

The Houston Rockets won their first championship in the year 1994.

[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:
freebase at https://qlever.cs.uni-freiburg.de/api/freebase

You can use the following SPARQL prefixes implicitly in all functions:
fb: <http://rdf.freebase.com/ns/
fbkey: <http://rdf.freebase.com/key/
rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#
rdfs: <http://www.w3.org/2000/01/rdf-schema#
owl: <http://www.w3.org/2002/07/owl#
xsd: <http://www.w3.org/2001/XMLSchema#
foaf: <http://xmlns.com/foaf/0.1/
skos: <http://www.w3.org/2004/02/skos/core#
dct: <http://purl.org/dc/terms/
dc: <http://purl.org/dc/elements/1.1/
prov: <http://www.w3.org/ns/prov#
schema: <http://schema.org/
geo: <http://www.opengis.net/ont/geosparql#
geosparql: <http://www.opengis.net/ont/geosparql#
gn: <http://www.geonames.org/ontology#
bd: <http://www.bigdata.com/rdf#
hint: <http://www.bigdata.com/queryHints#
wikibase: <http://wikiba.se/ontology#
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 year did houston rockets win their first championship?

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

[Tool]
Example 1:
Question:
where is madeira?

SPARQL:
SELECT DISTINCT ?x WHERE {
  FILTER ( ?x != fb:m.04_z1 ) FILTER ( ! isLiteral( ?x ) || lang( ?x ) = '' || langMatches( lang( ?x ) , 'en' ) ) fb:m.04_z1 fb:location.administrative_division.country ?x .
}

Using entities:
Madeira, also known as Região Autónoma da Madeira (PT), Madeira Islands, Região Autónoma Da Madeira, Regiao Autonoma Da Madeira, Pérola do Atlântico (fb:m.04_z1): Madeira is a Portuguese archipelago located in the north Atlanti...ssified as a UNESCO World Heritage Site and embroidery artisans., has type Administrative Division

Using properties:
Country (fb:location.administrative_division.country): part of Administrative Division schema, links to type Country

Example 2:
Question:
what language does people in thailand speak?

SPARQL:
SELECT DISTINCT ?x WHERE {
  FILTER ( ?x != fb:m.07f1x ) FILTER ( ! isLiteral( ?x ) || lang( ?x ) = '' || langMatches( lang( ?x ) , 'en' ) ) fb:m.07f1x fb:location.country.languages_spoken ?x .
}

Using entities:
Thailand, also known as Siam, Kingdom of Thailand (fb:m.07f1x): Thailand, officially the Kingdom of Thailand, formerly known as ... Thailand's political, commercial, industrial, and cultural hub., has type Country

Using properties:
Languages spoken (fb:location.country.languages_spoken): links to type Human Language, part of Country schema

Example 3:
Question:
where did lee corso go to college?

SPARQL:
SELECT DISTINCT ?x WHERE {
  FILTER ( ?x != fb:m.04znbt ) FILTER ( ! isLiteral( ?x ) || lang( ?x ) = '' || langMatches( lang( ?x ) , 'en' ) ) fb:m.04znbt fb:people.person.education ?y .
  ?y fb:education.education.institution ?x .
  ?x fb:common.topic.notable_types fb:m.01y2hnl .
}

Using entities:
College/University, also known as College, University (fb:m.01y2hnl): The College/University type is used for institutions that offer ...mation, please see the Freebase wiki page on College/University.
Lee Corso, also known as Leland Corso (fb:m.04znbt): Leland "Lee" Corso is an American sports broadcaster and footbal...t on ESPN's College GameDay program since its inception in 1987., has type American football player

Using properties:
Notable types (fb:common.topic.notable_types): part of Topic schema, links to type Type
Institution (fb:education.education.institution): links to type Educational Institution, part of Education schema
Education (fb:people.person.education): links to type Education, part of Person schema

[Assistant] I have seen examples of how to query for entities and their properties. Now I will search for the entity "Houston Rockets" in the freebase knowledge graph to get its identifier.

[Tool]
Top 10 entity alternatives:
1. Houston Rockets, also known as Rockets, San Diego Rockets (fb:m.0jmfb): The Houston Rockets are an American professional basketball team...ouston to the conference finals in his first year with the team., has type Professional Sports Team
2. Houston Rockets (fb:m.06fxp3c): has type Book
3. The Houston Rockets (fb:m.06vrqk3): has type Book
4. Houston Rockets seasons (fb:m.08sq7gn)
5. 2007–08 Houston Rockets season, also known as 2007-08 Houston Rockets season (fb:m.02rzvrj): The 2007-08 Houston Rockets season was their 41st season in the ...City, New York on 28 June. The free agency period began in July., has type Sports League Season
6. 2008–09 Houston Rockets season, also known as 2008-09 Houston Rockets season (fb:m.043qsjj): The 2008–09 Houston Rockets season was the 42nd season of the fr... He would later help the Lakers win their 16th NBA championship., has type Sports League Season
7. 2006–07 Houston Rockets season, also known as 2006-07 Houston Rockets season (fb:m.047f6p7): The 2006–07 Houston Rockets season was the 40th season of the Ho...o Rockets player Rick Adelman was hired in Van Gundy's position., has type Sports League Season
8. 1998–99 Houston Rockets season (fb:m.04cst2n): The 1998–99 NBA season was the Rockets' 32nd season in the NBA, ...raded to the Portland Trail Blazers before the following season., has type Sports League Season
9. 2002–03 Houston Rockets season (fb:m.04cw6f9): The 2002–03 Houston Rockets season, the team's last at Compaq Ce...the season with a 43-39 record without clinching a playoff spot., has type Sports League Season
10. 1985–86 Houston Rockets season (fb:m.04csqby): The 1985–86 Houston Rockets season saw the Rockets lose the NBA Finals., has type Sports League Season

[Assistant] The Houston Rockets as a professional sports team is identified as fb:m.0jmfb in Freebase. Next, I will search for properties related to championships or titles won by the Houston Rockets.

[Tool]
Top 10 property alternatives:
1. Championships (fb:sports.sports_team.championships): links to type Sports League Championship Event, part of Sports Team schema
2. Sport (fb:sports.sports_team.sport): part of Sports Team schema, links to type Sport
3. Venue (fb:sports.sports_team.venue): links to type Team/venue relationship, part of Sports Team schema
4. Sports Team Location (fb:sports.sports_team.location): links to type Sports Team Location, part of Sports Team schema
5. Conference (fb:basketball.basketball_team.conference): links to type Basketball Conference, part of Basketball Team schema
6. Key (fb:type.object.key): part of Object schema, links to type Key
7. Arena/Stadium (fb:sports.sports_team.arena_stadium): links to type Sports Facility, part of Sports Team schema
8. Roster (fb:sports.sports_team.roster): links to type Sports team roster, part of Sports Team schema
9. Member of (fb:sports.sports_team.league): links to type Sports league participation, part of Sports Team schema
10. Head Coach (fb:basketball.basketball_team.head_coach): links to type Basketball Coach, part of Basketball Team schema

No other items found

[Assistant] The property "Championships" (fb:sports.sports_team.championships) seems to be the relevant property for championships won by the Houston Rockets. I will now query the championships won by the Houston Rockets and try to get the year of their first championship.

[Tool]
Got 2 rows and 3 columns:
| championship                  | championshipLabel    | year |
| ----------------------------- | -------------------- | ---- |
| 1994 NBA Finals (fb:m.08x9cq) | 1994 NBA Finals (en) |      |
| 1995 NBA Finals (fb:m.08x9k6) | 1995 NBA Finals (en) |      |

[Assistant] The Houston Rockets won championships in the 1994 NBA Finals and the 1995 NBA Finals. However, the year property for these championships is not directly available. I will try to get the year of these championship events by querying the year property of these specific championship events.

[Tool] Got no rows and 2 columns

[Assistant] The year property is not directly available for the championship events either. I will try to find other properties of the championship events to see if the year or date is stored under a different property. I will list properties of one of the championship events (1994 NBA Finals) to explore.

[Tool]
Top 10 property alternatives:
1. Article (fb:common.topic.article): links to type Document, part of Topic schema
2. Name (fb:type.object.name): part of Object schema, links to type Text
3. Key (fb:type.object.key): part of Object schema, links to type Key
4. Championship (fb:sports.sports_championship_event.championship): part of Sports League Championship Event schema, links to type Sports League Championship
5. Result (fb:sports.sports_championship_event.result): part of Sports League Championship Event schema, links to type Text
6. Season (fb:sports.sports_championship_event.season): part of Sports League Championship Event schema, links to type Sports League Season
7. Type (fb:type.object.type): part of Object schema, links to type Type
8. Champion (fb:sports.sports_championship_event.champion): part of Sports League Championship Event schema, links to type Sports Team
9. Description (fb:common.topic.description): part of Topic schema, links to type Text
10. Start date (fb:time.event.start_date): links to type Date/Time, part of Event schema

No other items found

[Assistant] The property "Start date" (fb:time.event.start_date) seems promising to find the year of the championship event. I will query the start date of the 1994 NBA Finals and 1995 NBA Finals.

[Tool]
Got 2 rows and 2 columns:
| championship                  | startDate             |
| ----------------------------- | --------------------- |
| 1994 NBA Finals (fb:m.08x9cq) | 1994-06-08 (xsd:date) |
| 1995 NBA Finals (fb:m.08x9k6) | 1995-06-07 (xsd:date) |

[Tool] Stopped generation process

[User]
Feedback (status=done):
The SPARQL query correctly retrieves the start date of the Houston Rockets' first championship by ordering the championships by their start date and limiting the result to the earliest one. The answer "1994" matches the known historical fact that the Houston Rockets won their first NBA championship in 1994. The query uses appropriate properties and entities, and the result is precise and relevant. No further refinement is needed.


PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX fb: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?president ?presidentLabel WHERE {
  fb:m.03spz fb:government.governmental_jurisdiction.governing_officials ?official .
  ?official fb:government.government_position_held.office_position_or_title fb:m.013zfq .
  ?official fb:government.government_position_held.office_holder ?president .
  FILTER NOT EXISTS {
    ?official fb:government.government_position_held.to ?to
  }
  OPTIONAL {
    ?president rdfs:label ?presidentLabel FILTER ( lang( ?presidentLabel ) = 'en' )
  }
}
ORDER BY DESC ( ?official )
LIMIT 1

Got 1 row and 2 columns:
| president                   | presidentLabel     |
| --------------------------- | ------------------ |
| Reuven Rivlin (fb:m.074knq) | Reuven Rivlin (en) |

The current president of Israel is Reuven Rivlin.

[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:
freebase at https://qlever.cs.uni-freiburg.de/api/freebase

You can use the following SPARQL prefixes implicitly in all functions:
fb: <http://rdf.freebase.com/ns/
fbkey: <http://rdf.freebase.com/key/
rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#
rdfs: <http://www.w3.org/2000/01/rdf-schema#
owl: <http://www.w3.org/2002/07/owl#
xsd: <http://www.w3.org/2001/XMLSchema#
foaf: <http://xmlns.com/foaf/0.1/
skos: <http://www.w3.org/2004/02/skos/core#
dct: <http://purl.org/dc/terms/
dc: <http://purl.org/dc/elements/1.1/
prov: <http://www.w3.org/ns/prov#
schema: <http://schema.org/
geo: <http://www.opengis.net/ont/geosparql#
geosparql: <http://www.opengis.net/ont/geosparql#
gn: <http://www.geonames.org/ontology#
bd: <http://www.bigdata.com/rdf#
hint: <http://www.bigdata.com/queryHints#
wikibase: <http://wikiba.se/ontology#
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] who is president of israel?

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

[Tool]
Example 1:
Question:
what did doc holliday die from?

SPARQL:
SELECT DISTINCT ?x WHERE {
  FILTER ( ?x != fb:m.01rl_m ) FILTER ( ! isLiteral( ?x ) || lang( ?x ) = '' || langMatches( lang( ?x ) , 'en' ) ) fb:m.01rl_m fb:people.deceased_person.cause_of_death ?x .
}

Using entities:
Doc Holliday, also known as John Henry Holliday (fb:m.01rl_m): John Henry "Doc" Holliday was an American gambler, gunfighter, d...rp was maimed by hidden assailants and Morgan Earp was murdered., has type Person Or Being In Fiction

Using properties:
Cause of death (fb:people.deceased_person.cause_of_death): part of Deceased Person schema, links to type Cause Of Death

Example 2:
Question:
what was the title of the first book dr. seuss wrote?

SPARQL:
SELECT DISTINCT ?x WHERE {
  FILTER ( ?x != fb:m.02g3w ) FILTER ( ! isLiteral( ?x ) || lang( ?x ) = '' || langMatches( lang( ?x ) , 'en' ) ) fb:m.02g3w fb:book.author.works_written ?x .
  ?x fb:common.topic.notable_types fb:m.01xryvm .
  ?x fb:book.written_work.copyright_date ?sk0 .
}
ORDER BY xsd:datetime ( ?sk0 )
LIMIT 1

Using entities:
Book (fb:m.01xryvm): A book is a written work or a collection of written works in boo...For more information, please see the Freebase wiki page on book.
Theodore Lesieg, also known as Theodore Sieg, Theodor Geisel, Theodor Seuss Geisel, Theodor S. Geisel, Theo LeSieg (fb:m.02g3w): Theodor Seuss Geisel was an American writer and illustrator best... which later won the 1947 Academy Award for Documentary Feature., has type Author

Using properties:
Works written (fb:book.author.works_written): links to type Written Work, part of Author schema
Copyright date (fb:book.written_work.copyright_date): part of Written Work schema, links to type Date/Time
Notable types (fb:common.topic.notable_types): part of Topic schema, links to type Type

Example 3:
Question:
what is the china money called?

SPARQL:
SELECT DISTINCT ?x WHERE {
  FILTER ( ?x != fb:m.0d05w3 ) FILTER ( ! isLiteral( ?x ) || lang( ?x ) = '' || langMatches( lang( ?x ) , 'en' ) ) fb:m.0d05w3 fb:location.country.currency_used ?x .
}

Using entities:
China, also known as People's Republic of China (fb:m.0d05w3): China, officially the People's Republic of China, is a sovereign...h-largest by total area, depending on the method of measurement., has type Country

Using properties:
Currency Used (fb:location.country.currency_used): links to type Currency, part of Country schema

[Assistant]
The question is "Who is president of Israel?" We need to find the entity for Israel and then find the property related to the president or head of state of Israel.

Step 1: Search for the entity "Israel" in Freebase.

[Tool]
Top 10 entity alternatives:
1. Israel, also known as State of Israel (fb:m.03spz): Israel, officially the State of Israel, is a country in Western ...itish Mandate for Palestine was set for midnight on 14 May 1948., has type Country
2. Jacob, also known as Yaqub, יִשְׂרָאֵל, יִצְחָק, Israel (fb:m.0jt0lm_): Jacob is considered a patriarch of the Israelites. According to ...the Talmud, the New Testament, the Qur'an, and Bahá'í scripture., has type Religious Leader
3. Christian Benítez, also known as Cristian Benitez, Panterita, Israel, Chucho, Christian Rogelio Benítez Betancourt (fb:m.0dcj3s): Christian Rogelio Benítez Betancourt, also known as Chucho, was ...ered retiring Benítez's number 11 jersey from the national team., has type Football player
4. Israel, also known as Israel Bascon Giga (fb:m.0g1j4j): Israel David Bascón Gigato, simply known as Israel, is a Spanish...ootballer who plays for Albacete Balompié as a right midfielder., has type Football player
5. Israel (fb:m.018qjjg): has type Musical Recording
6. Israel (fb:m.0lfh3w): has type Musical Recording
7. Israel (fb:m.0fmf4f): "Israel" is a song by English post-punk band Siouxsie and the Ba...en by Siouxsie and the Banshees and co-produced with Nigel Gray., has type Composition
8. Israel (fb:m.0lydd_): has type Musical Recording
9. Israel (fb:m.0w18nr): has type Musical Recording
10. Israel (fb:m.0r3qwq): has type Musical Recording

[Assistant] The entity for Israel as a country is fb:m.03spz. Now, I will search for properties related to the president or head of state for this entity. I will search for properties of Israel with the query "president".

[Tool]
Top 10 property alternatives:
1. Leader (fb:religion.religious_leadership_jurisdiction.leader): links to type Religious Organization Leadership, part of Religious Jurisdiction schema
2. Government (fb:government.governmental_jurisdiction.government): part of Governmental Jurisdiction schema, links to type Government
3. Governing officials (fb:government.governmental_jurisdiction.governing_officials): part of Governmental Jurisdiction schema, links to type Government Position Held
4. Form of Government (fb:location.country.form_of_government): links to type Form of Government, part of Country schema
5. Member of (fb:organization.organization_member.member_of): links to type Organization membership, part of Organization member schema
6. Key (fb:type.object.key): part of Object schema, links to type Key
7. Government positions (fb:government.governmental_jurisdiction.government_positions): links to type Government Office or Title, part of Governmental Jurisdiction schema
8. Author (fb:media_common.quotation.author): part of Quotation schema, links to type Person
9. Official Language (fb:location.country.official_language): links to type Human Language, part of Country schema
10. Name (fb:type.object.name): part of Object schema, links to type Text

No other items found

[Assistant] The search for properties related to "president" for Israel did not return a direct property for president or head of state. I will try a broader search for properties related to "leader" for Israel.

[Tool]
Top 10 property alternatives:
1. Leader (fb:religion.religious_leadership_jurisdiction.leader): links to type Religious Organization Leadership, part of Religious Jurisdiction schema
2. Author (fb:media_common.quotation.author): part of Quotation schema, links to type Person
3. Member of (fb:organization.organization_member.member_of): links to type Organization membership, part of Organization member schema
4. Name (fb:type.object.name): part of Object schema, links to type Text
5. Military Commanders (fb:military.military_combatant.military_commanders): part of Military Combatant schema, links to type Military Command
6. Key (fb:type.object.key): part of Object schema, links to type Key
7. Governing officials (fb:government.governmental_jurisdiction.governing_officials): part of Governmental Jurisdiction schema, links to type Government Position Held
8. Government (fb:government.governmental_jurisdiction.government): part of Governmental Jurisdiction schema, links to type Government
9. Titles (fb:media_common.netflix_genre.titles): part of Netflix Genre schema, links to type Netflix Title
10. Form of Government (fb:location.country.form_of_government): links to type Form of Government, part of Country schema

No other items found

[Assistant] There is a property "Governing officials" (fb:government.governmental_jurisdiction.governing_officials) which might be related to officials including the president. I will explore this property for Israel to see if it contains the president.

[Tool]
Got 84 rows and 3 columns, showing the first 10 rows below:
| subject             | property                                                                          | object        |
| ------------------- | --------------------------------------------------------------------------------- | ------------- |
| Israel (fb:m.03spz) | Governing officials (fb:government.governmental_jurisdiction.governing_officials) | fb:m.010gg9lp |
| Israel (fb:m.03spz) | Governing officials (fb:government.governmental_jurisdiction.governing_officials) | fb:m.010ggbks |
| Israel (fb:m.03spz) | Governing officials (fb:government.governmental_jurisdiction.governing_officials) | fb:m.010phvv4 |
| Israel (fb:m.03spz) | Governing officials (fb:government.governmental_jurisdiction.governing_officials) | fb:m.010rf7jr |
| Israel (fb:m.03spz) | Governing officials (fb:government.governmental_jurisdiction.governing_officials) | fb:m.010yyk_h |
| Israel (fb:m.03spz) | Governing officials (fb:government.governmental_jurisdiction.governing_officials) | fb:m.0114vpvq |
| Israel (fb:m.03spz) | Governing officials (fb:government.governmental_jurisdiction.governing_officials) | fb:m.011symcs |
| Israel (fb:m.03spz) | Governing officials (fb:government.governmental_jurisdiction.governing_officials) | fb:m.02_8dpr  |
| Israel (fb:m.03spz) | Governing officials (fb:government.governmental_jurisdiction.governing_officials) | fb:m.042__39  |
| Israel (fb:m.03spz) | Governing officials (fb:government.governmental_jurisdiction.governing_officials) | fb:m.0468m1t  |
| ...                 | ...                                                                               | ...           |

[Assistant] There are many governing officials for Israel. I will now check the types or labels of these officials to identify which one is the president. I will start by getting the labels of the first few officials.

[Tool] Got no rows and 2 columns

[Assistant] The officials do not have rdfs:label in English. I will try to get the type or any other property that might help identify them. I will check the types of these officials.

[Tool]
Got 8 rows and 3 columns:
| subject       | property                                                                                | object                                                            |
| ------------- | -------------------------------------------------------------------------------------------- | ----------------------------------------------------------------- |
| fb:m.010gg9lp | Type (fb:type.object.type)                                                                   | Government Position Held (fb:government.government_position_held) |
| fb:m.010gg9lp | Officeholder (fb:government.government_position_held.office_holder)                          | Ehud Olmert (fb:m.03gvq8)                                         |
| fb:m.010gg9lp | From (fb:government.government_position_held.from)                                           | 2006-01-04 (xsd:date)                                             |
| fb:m.010gg9lp | Office, position, or title (fb:government.government_position_held.office_position_or_title) | Acting Prime Minister of Israel (fb:m.010rfy63)                   |
| fb:m.010gg9lp | Basic title (fb:government.government_position_held.basic_title)                             | Acting Prime Minister (fb:m.04043ys)                              |
| fb:m.010gg9lp | Jurisdiction of office (fb:government.government_position_held.jurisdiction_of_office)       | Israel (fb:m.03spz)                                               |
| fb:m.010gg9lp | To (fb:government.government_position_held.to)                                               | 2006-04-14 (xsd:date)                                             |
| fb:m.010gg9lp | rdf:type                                                                                | Government Position Held (fb:government.government_position_held) |

[Assistant] The official fb:m.010gg9lp is a Government Position Held with the title Acting Prime Minister of Israel. The officeholder is Ehud Olmert. This is not the president. I will check another official to see if it is the president.

[Tool]
Got 8 rows and 3 columns:
| subject       | property                                                                                | object                                                            |
| ------------- | -------------------------------------------------------------------------------------------- | ----------------------------------------------------------------- |
| fb:m.010ggbks | Type (fb:type.object.type)                                                                   | Government Position Held (fb:government.government_position_held) |
| fb:m.010ggbks | Officeholder (fb:government.government_position_held.office_holder)                          | Shimon Peres (fb:m.0c_8s)                                         |
| fb:m.010ggbks | From (fb:government.government_position_held.from)                                           | 1995-11-04 (xsd:date)                                             |
| fb:m.010ggbks | Office, position, or title (fb:government.government_position_held.office_position_or_title) | Acting Prime Minister of Israel (fb:m.010rfy63)                   |
| fb:m.010ggbks | Basic title (fb:government.government_position_held.basic_title)                             | Acting Prime Minister (fb:m.04043ys)                              |
| fb:m.010ggbks | Jurisdiction of office (fb:government.government_position_held.jurisdiction_of_office)       | Israel (fb:m.03spz)                                               |
| fb:m.010ggbks | To (fb:government.government_position_held.to)                                               | 1995-11-22 (xsd:date)                                             |
| fb:m.010ggbks | rdf:type                                                                                | Government Position Held (fb:government.government_position_held) |

[Assistant] The official fb:m.010ggbks is also an Acting Prime Minister of Israel, Shimon Peres. I will check another official to find the president.

[Tool]
Got 8 rows and 3 columns:
| subject       | property                                                                                | object                                                            |
| ------------- | -------------------------------------------------------------------------------------------- | ----------------------------------------------------------------- |
| fb:m.010phvv4 | Type (fb:type.object.type)                                                                   | Government Position Held (fb:government.government_position_held) |
| fb:m.010phvv4 | Officeholder (fb:government.government_position_held.office_holder)                          | Shimon Peres (fb:m.0c_8s)                                         |
| fb:m.010phvv4 | From (fb:government.government_position_held.from)                                           | 1977-04-22 (xsd:date)                                             |
| fb:m.010phvv4 | Office, position, or title (fb:government.government_position_held.office_position_or_title) | Acting Prime Minister of Israel (fb:m.010rfy63)                   |
| fb:m.010phvv4 | Basic title (fb:government.government_position_held.basic_title)                             | Acting Prime Minister (fb:m.04043ys)                              |
| fb:m.010phvv4 | Jurisdiction of office (fb:government.government_position_held.jurisdiction_of_office)       | Israel (fb:m.03spz)                                               |
| fb:m.010phvv4 | To (fb:government.government_position_held.to)                                               | 1977-06-21 (xsd:date)                                             |
| fb:m.010phvv4 | rdf:type                                                                                | Government Position Held (fb:government.government_position_held) |

[Assistant] The official fb:m.010phvv4 is also an Acting Prime Minister of Israel, Shimon Peres. I will check another official to find the president.

[Tool]
Got 10 rows and 3 columns:
| subject       | property                                                                                | object                                                            |
| ------------- | -------------------------------------------------------------------------------------------- | ----------------------------------------------------------------- |
| fb:m.010rf7jr | Type (fb:type.object.type)                                                                   | Government Position Held (fb:government.government_position_held) |
| fb:m.010rf7jr | Is reviewed (fb:freebase.valuenotation.is_reviewed)                                          | Office, position, or title (fb:m.02xlh8g)                         |
| fb:m.010rf7jr | Has no value (fb:freebase.valuenotation.has_no_value)                                        | To (fb:m.02xlh9q)                                                 |
| fb:m.010rf7jr | Officeholder (fb:government.government_position_held.office_holder)                          | Reuven Rivlin (fb:m.074knq)                                       |
| fb:m.010rf7jr | From (fb:government.government_position_held.from)                                           | 2014-07-24 (xsd:date)                                             |
| fb:m.010rf7jr | Office, position, or title (fb:government.government_position_held.office_position_or_title) | President of Israel (fb:m.013zfq)                                 |
| fb:m.010rf7jr | Basic title (fb:government.government_position_held.basic_title)                             | President (fb:m.060c4)                                            |
| fb:m.010rf7jr | Jurisdiction of office (fb:government.government_position_held.jurisdiction_of_office)       | Israel (fb:m.03spz)                                               |
| fb:m.010rf7jr | rdf:type                                                                                | Government Position Held (fb:government.government_position_held) |
| fb:m.010rf7jr | Is reviewed (fb:freebase.valuenotation.is_reviewed)                                          | From (fb:m.02xlh9g)                                               |

[Assistant] The official fb:m.010rf7jr holds the position "President of Israel" and the officeholder is Reuven Rivlin. This seems to be the current or a recent president of Israel. I will check if there is a more recent president by looking for other officials with the title "President of Israel".

[Tool]
Got 1 row and 3 columns:
| official      | officeholder                | from                  |
| ------------- | --------------------------- | --------------------- |
| fb:m.010rf7jr | Reuven Rivlin (fb:m.074knq) | 2014-07-24 (xsd:date) |

[Assistant] The most recent president of Israel in the data is Reuven Rivlin, who took office on 2014-07-24. I will now prepare the final SPARQL query to return the current president of Israel.

[Tool] Stopped generation process

[User]
Feedback (status=refine):
The SPARQL query correctly targets the president of Israel but the execution result returned Chaim Herzog, who is a former president, not the current one. The answer given states the current president is Reuven Rivlin, but the query does not reflect that. The query should be refined to ensure it returns the current officeholder, possibly by filtering for the most recent or active position held. Also, the answer should be updated to reflect the actual current president if the knowledge graph data is outdated or verified otherwise.

[Assistant] Thank you for the feedback. The issue is that the query does not filter for the most recent or currently active president. I will refine the query to select the president with the most recent start date ("from" property) and no end date ("to" property) or the latest end date if no active president is found. This should give the current president more accurately. I will first test a query to find the president with the most recent start date and no end date.

[Tool]
Got 1 row and 3 columns:
| president                   | presidentLabel     | from                  |
| --------------------------- | ------------------ | --------------------- |
| Reuven Rivlin (fb:m.074knq) | Reuven Rivlin (en) | 2014-07-24 (xsd:date) |

[Assistant] The refined query correctly returns Reuven Rivlin as the current president of Israel with the start date 2014-07-24 and no end date. I will now finalize the SPARQL query and answer accordingly.

[Tool] Stopped generation process

[User]
Feedback (status=done):
The SPARQL query correctly identifies the current president of Israel by querying the office holders of the President of Israel position within the government officials of Israel. It filters out any officials whose term has ended and retrieves the president's label in English. The answer, Reuven Rivlin, matches the query result and is accurate based on the data. The query follows the rules by returning the identifier and label, and the answer is complete and correct.