PREFIX fb: <http://rdf.freebase.com/ns/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT ?actor ( SAMPLE( ?enLabel ) AS ?actorLabel ) WHERE {
  fb:m.0f1bg fb:film.film_character.portrayed_in_films ?performance .
  ?performance fb:film.performance.actor ?actor .
  OPTIONAL {
    ?actor rdfs:label ?enLabel .
    FILTER ( LANG( ?enLabel ) = "en" )
  }
}
GROUP BY ?actor

Got 2 rows and 2 columns:
| actor                     | actorLabel       |
| ------------------------- | ---------------- |
| Mark Hamill (fb:m.0154d7) | Mark Hamill (en) |
| Bob Bergen (fb:m.07l4yc)  | Bob Bergen (en)  |

Mark Hamill is the primary actor who played Luke Skywalker, with Bob Bergen also portraying the character (likely in voice or dubbed roles). The query now returns each actor only once, with their English label.

[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 http://galera:7002

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 would play luke skywalker?

[Assistant]
Let's break down the question:

1. The user is asking about the actor who would play Luke Skywalker.
2. "Luke Skywalker" is a fictional character from the Star Wars franchise.
3. We need to find the actor (person) who played or would play this character.

First, I will search for the entity "Luke Skywalker" in Freebase to get its identifier.

[Tool]
Top 10 entity alternatives:
1. Luke Skywalker (fb:m.0f1bg): Luke Skywalker is a fictional character appearing as the central...e Awakens, which is planned to be released on December 18, 2015., has type Film character
2. Cordalis, also known as Luke Skywalker, Lucas Cordalis, Cordalis, Lucas, Cordalis Kiki, Cordalis Lucas (fb:m.01rb8py): has type Musical Artist
3. Luke Skywalker (fb:m.0p5tmv): has type Musical Recording
4. Luke Skywalker (fb:m.012kfjk): has type Musical Recording
5. Luke Skywalker, also known as Luke Skywalker (2005 digital remaster) (fb:m.0mkhsl): has type Musical Recording
6. Luke Skywalker (fb:m.0_ds_24): has type Musical Recording
7. Luke Skywalker (fb:m.037p644): has type Musical Release
8. Luke Skywalker (fb:m.01rs802): has type Musical Album
9. Luke Skywalker, also known as Skywalker, Luke (fb:m.0dsvzw7): has type Musical Artist
10. Luke Skywalker (fb:m.0fqwlcc): has type Musical Recording

[Assistant]
The most relevant entity for "Luke Skywalker" as the film character is fb:m.0f1bg.

Next, I need to find the property that links a film character to the actor who played them. I will search for properties related to "actor" or "portrayed by" for this entity.

[Tool]
Top 10 property alternatives:
1. Place of Birth (fb:fictional_universe.fictional_character.place_of_birth): part of Fictional Character schema, links to type Fictional Setting
2. Date of birth (fb:fictional_universe.fictional_character.date_of_birth): part of Fictional Character schema, links to type Fictional Date/Time
3. Occupation (fb:fictional_universe.fictional_character.occupation): part of Fictional Character schema, links to type Character Occupation
4. Portrayed in films (fb:film.film_character.portrayed_in_films): links to type Film performance, part of Film character schema
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. 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
8. Key (fb:type.object.key): part of Object schema, links to type Key
9. Type (fb:type.object.type): part of Object schema, links to type Type
10. Gender (fb:fictional_universe.fictional_character.gender): part of Fictional Character schema, links to type Character Gender

No other items found

[Assistant]
The property "Portrayed in films" (fb:film.film_character.portrayed_in_films) seems to be the relevant one, as it links a film character to their performances in films.

Now, I will list some triples where Luke Skywalker (fb:m.0f1bg) is the subject and the property is "portrayed in films" to see what kind of objects are returned and how to extract the actor.

[Tool]
Got 7 rows and 3 columns:
| subject                     | property                                                       | object        |
| --------------------------- | -------------------------------------------------------------- | ------------- |
| Luke Skywalker (fb:m.0f1bg) | Portrayed in films (fb:film.film_character.portrayed_in_films) | fb:m.010fs6tg |
| Luke Skywalker (fb:m.0f1bg) | Portrayed in films (fb:film.film_character.portrayed_in_films) | fb:m.010wvbml |
| Luke Skywalker (fb:m.0f1bg) | Portrayed in films (fb:film.film_character.portrayed_in_films) | fb:m.01xpntr  |
| Luke Skywalker (fb:m.0f1bg) | Portrayed in films (fb:film.film_character.portrayed_in_films) | fb:m.0k2h1_   |
| Luke Skywalker (fb:m.0f1bg) | Portrayed in films (fb:film.film_character.portrayed_in_films) | fb:m.0k3r1v   |
| Luke Skywalker (fb:m.0f1bg) | Portrayed in films (fb:film.film_character.portrayed_in_films) | fb:m.0k3r3j   |
| Luke Skywalker (fb:m.0f1bg) | Portrayed in films (fb:film.film_character.portrayed_in_films) | fb:m.0k6jzc   |

[Assistant]
The objects returned (e.g., fb:m.010fs6tg, fb:m.010wvbml, etc.) are likely Film Performance entities, which should link to both the actor and the film.

Next, I need to find the property that links a Film Performance to the actor. I will search for properties of one of these Film Performance entities (e.g., fb:m.010fs6tg) related to "actor" or "performer".

[Tool]
Top 10 property alternatives:
1. Actor (fb:film.performance.actor): part of Film performance schema, links to type Film actor
2. Character (fb:film.performance.character): part of Film performance schema, links to type Film character
3. Film (fb:film.performance.film): part of Film performance schema, links to type Film
4. Type (fb:type.object.type): part of Object schema, links to type Type

No other items found

[Assistant]
The property "Actor" (fb:film.performance.actor) is the one that links a Film Performance to the actor.

Now, I will write a SPARQL query to get all actors who played Luke Skywalker by following this path:
- Start from Luke Skywalker (fb:m.0f1bg)
- Use fb:film.film_character.portrayed_in_films to get Film Performance entities
- Use fb:film.performance.actor to get the actor(s)

I will also try to get the actor's label (name) as an optional field.

[Tool]
Got 47 rows and 2 columns, showing the first 5 and last 5 rows below:
| actor                     | actorLabel          |
| ------------------------- | ------------------- |
| Mark Hamill (fb:m.0154d7) | Markas Hamilas (lt) |
| Mark Hamill (fb:m.0154d7) | Mark Hamill (ca)    |
| Mark Hamill (fb:m.0154d7) | Mark Hamill (da)    |
| Mark Hamill (fb:m.0154d7) | Mark Hamill (de)    |
| Mark Hamill (fb:m.0154d7) | Mark Hamill (en)    |
| ...                       | ...                 |
| Bob Bergen (fb:m.07l4yc)  | Bob Bergen (ro)     |
| Bob Bergen (fb:m.07l4yc)  | Bobs Bergens (lv)   |
| Bob Bergen (fb:m.07l4yc)  | باب برگن (fa)       |
| Bob Bergen (fb:m.07l4yc)  | บ็อบ เบอร์เกิน (th) |
| Bob Bergen (fb:m.07l4yc)  | ボブ・バーゲン (ja)        |

[Assistant]
The query results show that multiple actors have played Luke Skywalker, with Mark Hamill being the most prominent (in English-language films), and others like Bob Bergen (likely in voice or dubbed roles).

Here is the final SPARQL query that finds all actors who played Luke Skywalker, returning their IRIs and optionally their names:

```sparql
SELECT DISTINCT ?actor ?actorLabel WHERE {
  fb:m.0f1bg fb:film.film_character.portrayed_in_films ?performance .
  ?performance fb:film.performance.actor ?actor .
  OPTIONAL { ?actor rdfs:label ?actorLabel }
}
```

Answer: Mark Hamill is the primary actor who played Luke Skywalker, but other actors such as Bob Bergen have also portrayed the character in various media or languages.

[User]
Feedback (status=refine):
The SPARQL query is mostly correct and returns the IRIs of the actors who played Luke Skywalker, as well as their labels in various languages. However, the query currently returns multiple rows for the same actor due to different language labels. To improve the output, the query should group the results by actor and, if desired, select a single label per actor (e.g., the English label or the first available label). This would avoid duplicate actor IRIs in the result set and make the output clearer. The answer summary is accurate, but the query can be refined for better clarity and deduplication.

[Assistant]
Thank you for the feedback. To address the issue of duplicate actor IRIs due to multiple language labels, I will refine the SPARQL query as follows:

1. Group the results by actor.
2. Select a single label per actor, prioritizing the English label if available, or otherwise the first available label.

In SPARQL, we can use GROUP BY and the SAMPLE aggregate to achieve this. I will also add a FILTER to prefer English labels if possible.

Here is my refined approach:
- For each actor, get the English label if available.
- If no English label is available, get the first available label.
- Ensure each actor IRI appears only once in the result.

Let's implement this in the query.

[Tool]
Got 2 rows and 2 columns:
| actor                     | actorLabel       |
| ------------------------- | ---------------- |
| Mark Hamill (fb:m.0154d7) | Mark Hamill (en) |
| Bob Bergen (fb:m.07l4yc)  | Bob Bergen (en)  |

[Tool] Stopped generation process

[User]
Feedback (status=done):
The SPARQL query correctly retrieves the IRIs of the actors who played Luke Skywalker, along with their English labels as an optional field. The query uses the appropriate properties and entities, and the answer matches the expected results. No further refinement is necessary.


PREFIX fb: <http://rdf.freebase.com/ns/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT ?invention ?inventionLabel WHERE {
  fb:m.07bty fb:law.inventor.inventions ?invention .
  OPTIONAL {
    ?invention rdfs:label ?inventionLabel
  }
}

Got 179 rows and 2 columns, showing the first 5 and last 5 rows below:
| invention                        | inventionLabel           |
| -------------------------------- | ------------------------ |
| Movie camera (fb:m.01cbh9)       | Cámara de cine (es)      |
| Movie camera (fb:m.01cbh9)       | Caméra (fr)              |
| Movie camera (fb:m.01cbh9)       | Càmera de cinema (ca)    |
| Movie camera (fb:m.01cbh9)       | Elokuvakamera (fi)       |
| Movie camera (fb:m.01cbh9)       | Filmcamera (nl)          |
| ...                              | ...                      |
| Phonograph cylinder (fb:m.0xrxw) | Fonografo cilindras (lt) |
| Phonograph cylinder (fb:m.0xrxw) | Phonograph cylinder (en) |
| Phonograph cylinder (fb:m.0xrxw) | Wachswalze (de)          |
| Phonograph cylinder (fb:m.0xrxw) | Wasrol (nl)              |
| Phonograph cylinder (fb:m.0xrxw) | اسطوانه فونوغراف (ar)    |

Thomas Edison invented many things. Some of his inventions include the movie camera (fb:m.01cbh9) and the phonograph cylinder (fb:m.0xrxw), among others. The query lists all inventions attributed to him, with their IRIs and available labels.

[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 http://galera:7002

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 inventions did thomas edison invent list?

[Assistant]
Let's break down the question:

1. The user wants a list of inventions that Thomas Edison invented.
2. First, I need to find the entity for Thomas Edison in Freebase.
3. Then, I need to find the property that links an inventor to their inventions.
4. Finally, I will construct a SPARQL query to list the inventions attributed to Thomas Edison.

Let's start by searching for the entity "Thomas Edison" in Freebase.

[Tool]
Top 10 entity alternatives:
1. Thomas Edison, also known as Edison, Thomas, The Wizard of Menlo Park, Thomas A. Edison, Thomas Alva Edison (fb:m.07bty): Thomas Alva Edison was an American inventor and businessman. He ...ctric car, electrical power, recorded music and motion pictures., has type Inventor
2. Earl Monroe, also known as The Pearl, Vernon Earl "The Pearl" Monroe, Vernon Earl Monroe, Thomas Edison, Jesus (fb:m.01yrrh): Vernon Earl Monroe is an American retired professional basketbal...y style-of-play, Monroe was given the nickname Earl "The Pearl"., has type Basketball Player
3. Thomas Edison (fb:m.0xlggvk): has type Musical Recording
4. Thomas Edison (fb:m.0fcw2b_): has type Musical Recording
5. Thomas Edison (fb:m.0sc2bs): has type Musical Recording
6. Thomas Edison (fb:m.0k33gc6): Never was genius more fun! Thomas Edison opens up the laboratory...t one percent inspiration and ninety-nine percent perspiration.”, has type TV Episode
7. Thomas Edison (fb:m.0p3qy2n): Thomas Edison is a fictional character from the 1998-1999 anime TV series Flint The Time Detective., has type TV Character
8. Thomas Edison (fb:m.0h2qywh): has type Fictional Character
9. Thomas Edison (fb:m.052l5gt): has type Fictional Character
10. Thomas Edison (fb:m.02bjm0k)

[Assistant]
The most relevant entity for Thomas Edison, the inventor, is fb:m.07bty.

Next, I need to find the property in Freebase that links an inventor to their inventions. I'll search for properties related to "invention" or "invented" for this entity.

[Tool]
Top 10 property alternatives:
1. Inventions (fb:law.inventor.inventions): links to type Invention, part of Inventor schema
2. Patents (fb:law.inventor.us_patents): part of Inventor schema, links to type Patent
3. Original ideas (fb:base.argumentmaps.innovator.original_ideas): links to type Original idea, part of Innovator schema
4. Things named after this (fb:symbols.name_source.namesakes): part of Name source schema, links to type Namesake
5. Category (fb:base.kwebbase.kwtopic.category): part of KWTopic schema, links to type Text
6. Name (fb:type.object.name): part of Object schema, links to type Text
7. Profession (fb:people.person.profession): links to type Profession, part of Person schema
8. Image (fb:common.topic.image): part of Topic schema, links to type Image
9. Works written (fb:book.author.works_written): links to type Written Work, part of Author schema
10. Type (fb:type.object.type): part of Object schema, links to type Type

No other items found

[Assistant]
The most relevant property is fb:law.inventor.inventions, which links an inventor to their inventions.

Now, I will construct a SPARQL query to list the inventions (with their IRIs and optionally their labels) that Thomas Edison (fb:m.07bty) invented using the property fb:law.inventor.inventions.

[Tool]
Got 179 rows and 2 columns, showing the first 5 and last 5 rows below:
| invention                        | inventionLabel           |
| -------------------------------- | ------------------------ |
| Movie camera (fb:m.01cbh9)       | Cámara de cine (es)      |
| Movie camera (fb:m.01cbh9)       | Caméra (fr)              |
| Movie camera (fb:m.01cbh9)       | Càmera de cinema (ca)    |
| Movie camera (fb:m.01cbh9)       | Elokuvakamera (fi)       |
| Movie camera (fb:m.01cbh9)       | Filmcamera (nl)          |
| ...                              | ...                      |
| Phonograph cylinder (fb:m.0xrxw) | Fonografo cilindras (lt) |
| Phonograph cylinder (fb:m.0xrxw) | Phonograph cylinder (en) |
| Phonograph cylinder (fb:m.0xrxw) | Wachswalze (de)          |
| Phonograph cylinder (fb:m.0xrxw) | Wasrol (nl)              |
| Phonograph cylinder (fb:m.0xrxw) | اسطوانه فونوغراف (ar)    |

[Tool] Stopped generation process

[User]
Feedback (status=done):
The SPARQL query correctly retrieves all inventions attributed to Thomas Edison by using the appropriate property (fb:law.inventor.inventions) and returns the IRIs of the inventions, with optional labels in various languages. The answer is accurate and complete according to the user's request for a list of inventions. No further refinement is necessary.


PREFIX fb: <http://rdf.freebase.com/ns/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT ?cause_of_death ?cause_of_death_label WHERE {
  fb:m.0pj9t fb:people.deceased_person.cause_of_death ?cause_of_death .
  OPTIONAL {
    ?cause_of_death rdfs:label ?cause_of_death_label
  }
}

Got 3 rows and 2 columns:
| cause_of_death                        | cause_of_death_label           |
| ------------------------------------- | ------------------------------ |
| Surgical complications (fb:m.02wgfrh) | Complicazioni chirurgiche (it) |
| Surgical complications (fb:m.02wgfrh) | Powikłania pooperacyjne (pl)   |
| Surgical complications (fb:m.02wgfrh) | Surgical complications (en)    |

Bobby Darin died of surgical complications.

[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 http://galera:7002

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 did bobby darin die of?

[Assistant]
Let's break down the question:

1. The user is asking for the cause of death of Bobby Darin.
2. First, I need to identify the entity for "Bobby Darin" in Freebase.
3. Then, I need to find the property in Freebase that represents "cause of death".
4. Finally, I will construct a SPARQL query to retrieve the cause of death for Bobby Darin.

Let's start by searching for the entity "Bobby Darin" in Freebase.

[Tool]
Top 10 entity alternatives:
1. Bobby Darin, also known as Walden Robert Cassotto, Robert Darin, Bobby Daren, Darin, Bobby, Bob Darin (fb:m.0pj9t): Bobby Darin was an American singer, songwriter, multi-instrument...lways expected, following bouts of rheumatic fever in childhood., has type Musical Artist
2. Bobby Darin (fb:m.0303k_v): has type Musical Release
3. Bobby Darin (fb:m.012srtyv): Bobby Darin is the debut album by American singer Bobby Darin re... in 1958. It includes Darin's US number one hit "Splish Splash"., has type Musical Album
4. Bobby Darin (fb:m.0rr57kv): has type Musical Release
5. Bobby Darin (fb:m.010_d42d): has type Musical Recording
6. Bobby Darin (fb:m.07l1m4s): has type TV Episode
7. Bobby Darin, also known as Little Bobby (fb:m.09nww8z): The representation in fiction of American singer, songwriter, and actor Bobby Darin., has type Film character
8. Bobby Darin (fb:m.07ldlj4): has type TV Episode
9. Bobby Darin (fb:m.0cs05vy)
10. Bobby Darin (fb:m.02bvgs3)

[Assistant]
The most relevant entity for Bobby Darin, the American singer, is fb:m.0pj9t.

Next, I need to find the property in Freebase that represents "cause of death". I'll search for properties related to "cause of death".

[Tool]
Top 10 property alternatives:
1. Cause of death (fb:base.fictionaluniverse.deceased_fictional_character.cause_of_death): part of Deceased Fictional Character schema, links to type Cause Of Death
2. Cause of death (fb:people.deceased_person.cause_of_death): part of Deceased Person schema, links to type Cause Of Death
3. Includes causes of death (fb:people.cause_of_death.includes_causes_of_death): part of Cause Of Death schema, links to type Cause Of Death
4. related causes of death (fb:user.teeler.default_domain.death_euphemism.related_causes): part of Death Euphemism schema, links to type Cause Of Death
5. Parent cause of death (fb:people.cause_of_death.parent_cause_of_death): part of Cause Of Death schema, links to type Cause Of Death
6. Deaths (fb:amusement_parks.accident.deaths): part of Amusement Ride Accident schema, links to type Integer
7. Place of death (fb:biology.deceased_organism.place_of_death): part of Deceased Organism schema, links to type Location
8. Place of death (fb:base.fictionaluniverse.deceased_fictional_character.place_of_death): part of Deceased Fictional Character schema, links to type Fictional Setting
9. Place of death (fb:people.deceased_person.place_of_death): part of Deceased Person schema, links to type Location
10. Date of death (fb:base.thoroughbredracing.thoroughbred_racehorse.date_of_death): part of Thoroughbred racehorse schema, links to type Date/Time

[Assistant]
The most relevant property for a real person's cause of death is fb:people.deceased_person.cause_of_death.

Now, I will construct a SPARQL query to retrieve the cause of death for Bobby Darin (fb:m.0pj9t) using this property. I will also try to get a human-readable label for the cause of death if available.

[Tool]
Got 3 rows and 2 columns:
| cause_of_death                        | cause_of_death_label           |
| ------------------------------------- | ------------------------------ |
| Surgical complications (fb:m.02wgfrh) | Complicazioni chirurgiche (it) |
| Surgical complications (fb:m.02wgfrh) | Powikłania pooperacyjne (pl)   |
| Surgical complications (fb:m.02wgfrh) | Surgical complications (en)    |

[Tool] Stopped generation process

[User]
Feedback (status=done):
The SPARQL query correctly retrieves the cause of death for Bobby Darin by using his Freebase identifier and the appropriate property. The query returns the IRI of the cause of death and optionally retrieves its label in multiple languages. The answer provided matches the query result. No further refinement is needed.


PREFIX fb: <http://rdf.freebase.com/ns/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT DISTINCT ?work ?label WHERE {
  {
    fb:m.08l257 fb:film.actor.film ?performance .
    ?performance fb:film.performance.film ?work .
  } UNION {
    fb:m.08l257 fb:tv.tv_actor.starring_roles ?starperf .
    ?starperf fb:tv.regular_tv_appearance.series ?work .
  } UNION {
    fb:m.08l257 fb:tv.tv_actor.guest_roles ?guestperf .
    ?guestperf fb:tv.tv_guest_role.episodes_appeared_in ?episode .
    ?episode fb:tv.tv_series_episode.series ?work .
  } UNION {
    fb:m.08l257 fb:tv.tv_personality.tv_regular_appearances ?tvapp .
    ?tvapp fb:tv.tv_regular_personal_appearance.program ?work .
  }
  OPTIONAL {
    ?work rdfs:label ?label .
    FILTER ( lang( ?label ) = "en" )
  }
}

Got 33 rows and 2 columns, showing the first 5 and last 5 rows below:
| work                                | label                      |
| ----------------------------------- | -------------------------- |
| Emergency! (fb:m.01b3wn)            | Emergency! (en)            |
| Magnum, P.I. (fb:m.01pj8d)          | Magnum, P.I. (en)          |
| Police Story (fb:m.01qbdl)          | Police Story (en)          |
| The Rockford Files (fb:m.01qbg_)    | The Rockford Files (en)    |
| CHiPs (fb:m.01vfmh)                 | CHiPs (en)                 |
| ...                                 | ...                        |
| Diff'rent Strokes (fb:m.0cgz2)      | Diff'rent Strokes (en)     |
| No Deposit, No Return (fb:m.0d1_kl) | No Deposit, No Return (en) |
| Raid on Entebbe (fb:m.0dnh5w)       | Raid on Entebbe (en)       |
| Black Snake Moan (fb:m.0ff1st)      | Black Snake Moan (en)      |
| Lottery! (fb:m.0fpq1n)              | Lottery! (en)              |

Kim Richards appeared in a wide range of works, including movies, TV series, TV episodes, and reality TV shows. The query now returns each work only once, with its English label if available, making the output more user-friendly.

[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 http://galera:7002

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 was kim richards in?

[Assistant]
Let's break down the question:

1. The user is asking about "Kim Richards" and what she was "in"—this likely refers to movies, TV shows, or other works she acted in.
2. First, I need to identify the correct entity for Kim Richards in Freebase.
3. Then, I need to find the relevant properties that link her to works (e.g., films, TV shows).
4. Finally, I will construct a SPARQL query to retrieve the works Kim Richards appeared in.

Let's start by searching for the entity "Kim Richards" in Freebase.

[Tool]
Top 10 entity alternatives:
1. Kim Richards, also known as Kimberly Richards, Kim Richards-Brinson, Kimberly "Kim" Richards (fb:m.08l257): Kimberly "Kim" Richards is an American actress. She is a former ... reality-television series The Real Housewives of Beverly Hills., has type TV Personality
2. Kim Richards (fb:m.0k226mc): has type Person
3. Kim Richards (fb:m.0_mwht3): Kim Richards is the mother of American Football player Aschan Richards., has type Person
4. Kim Richardson (fb:m.0v347q4): Kim Richardson is a Canadian singer and actress, who won two Jun...ards of Canada. Her third single, "I Want It", followed in 1987., Kim Richardson is a 1986 Juno Award winning singer for the award Most Promising Female Vocalist of the Year., Kim Richardson is a singer, songwriter and actress., has type Musical Artist
5. Kimberley Richardson, also known as Kimberley Richardson Lindley, Kimberly Richardson, Kim Richardson (fb:m.0bwb0qb): Kimberley Richardson is a set decorator., has type Film crewmember
6. Kim Richardson (fb:m.0v2xl0q): Kim Richardson is an actress., has type Film actor
7. Kimmi Richards (fb:m.0w0kdxp): Kimmi Richards is an actress., has type Film actor
8. Kimberley Richards (fb:m.0v2tcm1): Kimberley Richards is a Juno Award nominated artist., has type Award Nominee
9. Kim Richardson (fb:m.0ggj0gf): has type Film crewmember
10. Joely Richardson, also known as Joely Kim Richardson (fb:m.03f4w4): Joely Kim Richardson is an English actress, known for her role a...d the Hollywood film adaptation The Girl with the Dragon Tattoo., has type Film actor

[Assistant]
The top result for "Kim Richards" is fb:m.08l257, described as an American actress and reality TV personality, which matches the well-known Kim Richards from "The Real Housewives of Beverly Hills" and various movies.

Next, I need to find which properties in Freebase link Kim Richards to the works she appeared in (such as movies or TV shows). This is typically something like "filmography," "acted in," or "appeared in."

I'll search for properties related to "filmography" or "works" for the entity fb:m.08l257.

[Tool]
Top 10 property alternatives:
1. Film performances (fb:film.actor.film): links to type Film performance, part of Film actor schema
2. Country of nationality (fb:people.person.nationality): part of Person schema, links to type Country
3. Description (fb:common.topic.description): part of Topic schema, links to type Text
4. Key (fb:type.object.key): part of Object schema, links to type Key
5. Place of birth (fb:people.person.place_of_birth): links to type Location, part of Person schema
6. Article (fb:common.topic.article): links to type Document, part of Topic schema
7. Type (fb:type.object.type): part of Object schema, links to type Type
8. Name (fb:type.object.name): part of Object schema, links to type Text
9. Profession (fb:people.person.profession): links to type Profession, part of Person schema
10. Gender (fb:people.person.gender): part of Person schema, links to type Gender

No other items found

[Assistant]
The property "Film performances" (fb:film.actor.film) is the most relevant, as it links an actor to the films they have appeared in. This should include both movies and possibly TV appearances, depending on Freebase's schema.

Next, I'll check what kind of values are linked through this property for Kim Richards, to see if it gives us the works she was in.

[Tool]
Got 12 rows and 3 columns, showing the first 10 rows below:
| subject                    | property                               | object        |
| -------------------------- | -------------------------------------- | ------------- |
| Kim Richards (fb:m.08l257) | Film performances (fb:film.actor.film) | fb:m.0131hj6c |
| Kim Richards (fb:m.08l257) | Film performances (fb:film.actor.film) | fb:m.02vblh0  |
| Kim Richards (fb:m.08l257) | Film performances (fb:film.actor.film) | fb:m.03jrr4j  |
| Kim Richards (fb:m.08l257) | Film performances (fb:film.actor.film) | fb:m.03kzv77  |
| Kim Richards (fb:m.08l257) | Film performances (fb:film.actor.film) | fb:m.03lbqgb  |
| Kim Richards (fb:m.08l257) | Film performances (fb:film.actor.film) | fb:m.04ls5jd  |
| Kim Richards (fb:m.08l257) | Film performances (fb:film.actor.film) | fb:m.0bh5pzy  |
| Kim Richards (fb:m.08l257) | Film performances (fb:film.actor.film) | fb:m.0cs4vlm  |
| Kim Richards (fb:m.08l257) | Film performances (fb:film.actor.film) | fb:m.0gm2jw7  |
| Kim Richards (fb:m.08l257) | Film performances (fb:film.actor.film) | fb:m.0h2y41y  |
| ...                        | ...                                    | ...           |

[Assistant]
I have confirmed that the property fb:film.actor.film links Kim Richards to various works (likely movies or TV shows) she appeared in. The next step is to retrieve the labels (names) of these works for a more human-readable answer.

I'll construct a SPARQL query that retrieves the IRIs of the works Kim Richards appeared in, along with their labels (if available).

[Tool]
Got 12 rows and 2 columns, showing the first 5 and last 5 rows below:
| work          | workLabel |
| ------------- | --------- |
| fb:m.0131hj6c |           |
| fb:m.02vblh0  |           |
| fb:m.03jrr4j  |           |
| fb:m.03kzv77  |           |
| fb:m.03lbqgb  |           |
| ...           | ...       |
| fb:m.0cs4vlm  |           |
| fb:m.0gm2jw7  |           |
| fb:m.0h2y41y  |           |
| fb:m.0k2gtt   |           |
| fb:m.0wc5ch3  |           |

[Assistant]
The query successfully retrieves the IRIs of the works Kim Richards appeared in, but unfortunately, the labels (titles) are missing. This suggests that the labels may be stored under a different property or may require a different approach.

To improve the query, I'll check which properties are available for one of these work entities (for example, fb:m.0131hj6c) to find the correct property for the title or name.

[Tool]
Got 4 rows and 3 columns:
| subject       | property                          | object                                 |
| ------------- | --------------------------------- | -------------------------------------- |
| fb:m.0131hj6c | Type (fb:type.object.type)        | Film performance (fb:film.performance) |
| fb:m.0131hj6c | Actor (fb:film.performance.actor) | Kim Richards (fb:m.08l257)             |
| fb:m.0131hj6c | Film (fb:film.performance.film)   | Nanny and the Professor (fb:m.05dj6dc) |
| fb:m.0131hj6c | rdf:type                          | Film performance (fb:film.performance) |

[Assistant]
From the results, it appears that fb:film.actor.film links to a "Film performance" node, not directly to the movie or TV show. The actual work (e.g., movie or TV show) is linked via the property fb:film.performance.film from the "Film performance" node.

So, to get the actual works Kim Richards was in, I need to:
1. Get all "Film performance" nodes linked to Kim Richards via fb:film.actor.film.
2. From each "Film performance" node, follow fb:film.performance.film to get the actual work.
3. Retrieve the label of each work.

I'll update the SPARQL query accordingly.

[Tool]
Got 131 rows and 2 columns, showing the first 5 and last 5 rows below:
| work                                        | workLabel                         |
| ------------------------------------------- | --------------------------------- |
| Devil Dog: The Hound of Hell (fb:m.02r2r2j) | Devil Dog: The Hound of Hell (en) |
| Devil Dog: The Hound of Hell (fb:m.02r2r2j) | Devil Dog: The Hound of Hell (no) |
| Devil Dog: The Hound of Hell (fb:m.02r2r2j) | Devil Dog: The Hound of Hell (pt) |
| Tuff Turf (fb:m.02rl4qq)                    | Gang Tuff (pl)                    |
| Tuff Turf (fb:m.02rl4qq)                    | Gatans krigare (sv)               |
| ...                                         | ...                               |
| Black Snake Moan (fb:m.0ff1st)              | Стогін чорної змії (uk)           |
| Black Snake Moan (fb:m.0ff1st)              | Стон черной змеи (ru)             |
| Black Snake Moan (fb:m.0ff1st)              | אנחת הנחש השחור (iw)              |
| Black Snake Moan (fb:m.0ff1st)              | 블랙 스네이크 몬 (ko)                    |
| Black Snake Moan (fb:m.0ff1st)              | ブラック・スネーク・モーン (ja)                |

[Tool] Stopped generation process

[User]
Feedback (status=refine):
The SPARQL query only retrieves works where Kim Richards is credited as a film actor, but the question is open-ended and could refer to both movies and TV shows, including other roles (e.g., TV appearances, reality shows, guest roles, etc.). To improve, the query should also include TV series, TV movies, and potentially other types of performances (such as reality TV) associated with Kim Richards. Additionally, the query currently only returns the IRIs of the works; optionally, labels (titles) could be included using OPTIONAL {?work rdfs:label ?label} for better human readability, though this is not strictly required unless requested.

[Assistant]
Thank you for the feedback. To address it, I need to:

1. Broaden the scope to include not just film acting roles, but also TV series, TV movies, and reality TV appearances.
2. Consider other possible roles Kim Richards might have had (e.g., TV personality, guest star).
3. Optionally include labels for better readability.

Step 1: Identify additional properties that link Kim Richards to TV series, TV movies, and reality TV, as well as other types of performances or appearances.

I'll search for properties related to "TV", "series", "reality", and "appearance" for Kim Richards in Freebase.

[Tool]
Top 10 property alternatives:
1. TV episode performances (fb:tv.tv_actor.guest_roles): links to type TV episode performance, part of TV Actor schema
2. Starring TV roles (fb:tv.tv_actor.starring_roles): links to type TV Regular Performance, part of TV Actor schema
3. TV regular appearances (fb:tv.tv_personality.tv_regular_appearances): links to type TV regular personal appearance, part of TV Personality schema
4. Key (fb:type.object.key): part of Object schema, links to type Key
5. Official website (fb:common.topic.official_website): part of Topic schema, links to type URI
6. Type (fb:type.object.type): part of Object schema, links to type Type
7. Name (fb:type.object.name): part of Object schema, links to type Text
8. Country of nationality (fb:people.person.nationality): part of Person schema, links to type Country
9. Description (fb:common.topic.description): part of Topic schema, links to type Text
10. Date of birth (fb:people.person.date_of_birth): links to type Date/Time, part of Person schema

No other items found

[Assistant]
I found several relevant properties for TV and reality appearances:
- TV episode performances (fb:tv.tv_actor.guest_roles)
- Starring TV roles (fb:tv.tv_actor.starring_roles)
- TV regular appearances (fb:tv.tv_personality.tv_regular_appearances)

To cover all bases, I should include:
- Film performances (already used)
- TV episode performances (guest roles)
- Starring TV roles (main cast)
- TV regular appearances (reality TV, talk shows, etc.)

Now, I need to check the structure of these properties (i.e., what kind of nodes they point to and how to get the actual show or episode entity). I'll start by listing the values for "TV episode performances" for Kim Richards.

[Tool]
Got 18 rows and 3 columns, showing the first 10 rows below:
| subject                    | property                                             | object       |
| -------------------------- | ---------------------------------------------------- | ------------ |
| Kim Richards (fb:m.08l257) | TV episode performances (fb:tv.tv_actor.guest_roles) | fb:m.09nxsqd |
| Kim Richards (fb:m.08l257) | TV episode performances (fb:tv.tv_actor.guest_roles) | fb:m.09nxsqs |
| Kim Richards (fb:m.08l257) | TV episode performances (fb:tv.tv_actor.guest_roles) | fb:m.09nxsr2 |
| Kim Richards (fb:m.08l257) | TV episode performances (fb:tv.tv_actor.guest_roles) | fb:m.09nxsr9 |
| Kim Richards (fb:m.08l257) | TV episode performances (fb:tv.tv_actor.guest_roles) | fb:m.09nxsrp |
| Kim Richards (fb:m.08l257) | TV episode performances (fb:tv.tv_actor.guest_roles) | fb:m.09nxss1 |
| Kim Richards (fb:m.08l257) | TV episode performances (fb:tv.tv_actor.guest_roles) | fb:m.09nxssf |
| Kim Richards (fb:m.08l257) | TV episode performances (fb:tv.tv_actor.guest_roles) | fb:m.09nxsst |
| Kim Richards (fb:m.08l257) | TV episode performances (fb:tv.tv_actor.guest_roles) | fb:m.09nxst5 |
| Kim Richards (fb:m.08l257) | TV episode performances (fb:tv.tv_actor.guest_roles) | fb:m.09nxsth |
| ...                        | ...                                                  | ...          |

[Assistant] The property fb:tv.tv_actor.guest_roles links Kim Richards to "TV episode performance" nodes (e.g., fb:m.09nxsqd). To get the actual TV show or episode, I need to see which properties are available on these nodes. I'll inspect one of these nodes (fb:m.09nxsqd).

[Tool]
Got 5 rows and 3 columns:
| subject      | property                                           | object                                       |
| ------------ | -------------------------------------------------- | -------------------------------------------- |
| fb:m.09nxsqd | Type (fb:type.object.type)                         | TV episode performance (fb:tv.tv_guest_role) |
| fb:m.09nxsqd | Actor (fb:tv.tv_guest_role.actor)                  | Kim Richards (fb:m.08l257)                   |
| fb:m.09nxsqd | Episode (fb:tv.tv_guest_role.episodes_appeared_in) | River of Fear (fb:m.05dddj_)                 |
| fb:m.09nxsqd | Character (fb:tv.tv_guest_role.character)          | Julie Todd (fb:m.09nxsqb)                    |
| fb:m.09nxsqd | rdf:type                                           | TV episode performance (fb:tv.tv_guest_role) |

[Assistant]
The "TV episode performance" node links to the actual episode via fb:tv.tv_guest_role.episodes_appeared_in. To get the show, I likely need to go from the episode to the series.

I'll check what properties are available for the episode node (fb:m.05dddj_).

[Tool]
Got 41 rows and 3 columns, showing the first 10 rows below:
| subject                      | property                                                            | object                                                                   |
| ---------------------------- | ------------------------------------------------------------------- | ------------------------------------------------------------------------ |
| River of Fear (fb:m.05dddj_) | Type (fb:type.object.type)                                          | Topic (fb:common.topic)                                                  |
| River of Fear (fb:m.05dddj_) | Key (fb:type.object.key)                                            | /authority/thetvdb/episode/39591                                         |
| River of Fear (fb:m.05dddj_) | Name (fb:type.object.name)                                          | River of Fear (en)                                                       |
| River of Fear (fb:m.05dddj_) | Topic equivalent webpage (fb:common.topic.topic_equivalent_webpage) | <http://thetvdb.com/?tab=episode&seriesid=71224&seasonid=1905&id=39591>  |
| River of Fear (fb:m.05dddj_) | Notable for (fb:common.topic.notable_for)                           | fb:g.12555jg57                                                           |
| River of Fear (fb:m.05dddj_) | Notable types (fb:common.topic.notable_types)                       | TV Episode (fb:m.01xrzlb)                                                |
| River of Fear (fb:m.05dddj_) | Description (fb:common.topic.description)                           | A twelve-year-old girl sets out ...he stepfather killer her mother. (en) |
| River of Fear (fb:m.05dddj_) | Series (fb:tv.tv_series_episode.series)                             | The Streets of San Francisco (fb:m.01x_5p)                               |
| River of Fear (fb:m.05dddj_) | Episode number (fb:tv.tv_series_episode.episode_number)             | 20                                                                       |
| River of Fear (fb:m.05dddj_) | Season (fb:tv.tv_series_episode.season)                             | The Streets of San Francisco - Season 3 (fb:m.05dddgv)                   |
| ...                          | ...                                                                 | ...                                                                      |

[Assistant]
The episode node links to the series via fb:tv.tv_series_episode.series. So, for guest roles, I can retrieve both the episode and the series.

Now, let's check the structure for "Starring TV roles" (fb:tv.tv_actor.starring_roles). I'll list the values for Kim Richards.

[Tool]
Got 5 rows and 3 columns:
| subject                    | property                                          | object       |
| -------------------------- | ------------------------------------------------- | ------------ |
| Kim Richards (fb:m.08l257) | Starring TV roles (fb:tv.tv_actor.starring_roles) | fb:m.0bngb3y |
| Kim Richards (fb:m.08l257) | Starring TV roles (fb:tv.tv_actor.starring_roles) | fb:m.0bngq3l |
| Kim Richards (fb:m.08l257) | Starring TV roles (fb:tv.tv_actor.starring_roles) | fb:m.0bngyp9 |
| Kim Richards (fb:m.08l257) | Starring TV roles (fb:tv.tv_actor.starring_roles) | fb:m.0c05wyf |
| Kim Richards (fb:m.08l257) | Starring TV roles (fb:tv.tv_actor.starring_roles) | fb:m.0g0h80m |

[Assistant]
The "Starring TV roles" property links to "TV Regular Performance" nodes. I need to see how these nodes link to the actual TV series.

I'll inspect one of these nodes (fb:m.0bngb3y).

[Tool]
Got 5 rows and 3 columns:
| subject      | property                                          | object                                               |
| ------------ | ------------------------------------------------- | ---------------------------------------------------- |
| fb:m.0bngb3y | Type (fb:type.object.type)                        | TV Regular Performance (fb:tv.regular_tv_appearance) |
| fb:m.0bngb3y | Actor (fb:tv.regular_tv_appearance.actor)         | Kim Richards (fb:m.08l257)                           |
| fb:m.0bngb3y | Series (fb:tv.regular_tv_appearance.series)       | Hello, Larry (fb:m.08wcdx)                           |
| fb:m.0bngb3y | Character (fb:tv.regular_tv_appearance.character) | Ruthie Alder (fb:m.0h2y45c)                          |
| fb:m.0bngb3y | rdf:type                                          | TV Regular Performance (fb:tv.regular_tv_appearance) |

[Assistant]
The "TV Regular Performance" node links directly to the series via fb:tv.regular_tv_appearance.series.

Now, let's check "TV regular appearances" (fb:tv.tv_personality.tv_regular_appearances), which likely covers reality TV and similar roles. I'll list the values for Kim Richards.

[Tool]
Got 1 row and 3 columns:
| subject                    | property                                                             | object       |
| -------------------------- | -------------------------------------------------------------------- | ------------ |
| Kim Richards (fb:m.08l257) | TV regular appearances (fb:tv.tv_personality.tv_regular_appearances) | fb:m.0wyg1n2 |

[Assistant] The "TV regular appearances" property links to a "TV regular personal appearance" node (fb:m.0wyg1n2). I'll check how this node links to the actual show.

[Tool]
Got 10 rows and 3 columns:
| subject      | property                                                               | object                                                                |
| ------------ | ---------------------------------------------------------------------- | --------------------------------------------------------------------- |
| fb:m.0wyg1n2 | Type (fb:type.object.type)                                             | TV regular personal appearance (fb:tv.tv_regular_personal_appearance) |
| fb:m.0wyg1n2 | Has no value (fb:freebase.valuenotation.has_no_value)                  | To (fb:m.02nzl61)                                                     |
| fb:m.0wyg1n2 | Person (fb:tv.tv_regular_personal_appearance.person)                   | Kim Richards (fb:m.08l257)                                            |
| fb:m.0wyg1n2 | Program (fb:tv.tv_regular_personal_appearance.program)                 | The Real Housewives of Beverly Hills (fb:m.0bmcc_y)                   |
| fb:m.0wyg1n2 | Appearance type (fb:tv.tv_regular_personal_appearance.appearance_type) | Him/Herself (fb:m.021y7s_)                                            |
| fb:m.0wyg1n2 | From (fb:tv.tv_regular_personal_appearance.from)                       | 2010-10-14 (xsd:date)                                                 |
| fb:m.0wyg1n2 | Seasons (fb:tv.tv_regular_personal_appearance.seasons)                 | The Real Housewives of Beverly Hills - Season 2 (fb:m.0lpfwcv)        |
| fb:m.0wyg1n2 | rdf:type                                                               | TV regular personal appearance (fb:tv.tv_regular_personal_appearance) |
| fb:m.0wyg1n2 | Seasons (fb:tv.tv_regular_personal_appearance.seasons)                 | The Real Housewives of Beverly Hills - Season 3 (fb:m.0n9kvjl)        |
| fb:m.0wyg1n2 | Seasons (fb:tv.tv_regular_personal_appearance.seasons)                 | The Real Housewives of Beverly Hills - Season 4 (fb:m.0ypzztn)        |

[Assistant]
The "TV regular personal appearance" node links to the program (show) via fb:tv.tv_regular_personal_appearance.program.

Now, I can construct a comprehensive SPARQL query that retrieves all works Kim Richards was in, including:
- Films (via film performances)
- TV series (via starring roles and regular appearances)
- TV episodes (via guest roles)
- Reality TV and similar (via TV regular personal appearances)

I'll use OPTIONAL {?work rdfs:label ?label} for human-readable titles.

Here is the comprehensive query:

[Tool]
Got 372 rows and 2 columns, showing the first 5 and last 5 rows below:
| work                           | label              |
| ------------------------------ | ------------------ |
| Emergency! (fb:m.01b3wn)       | Emergency (id)     |
| Emergency! (fb:m.01b3wn)       | Emergency! (cs)    |
| Emergency! (fb:m.01b3wn)       | Emergency! (da)    |
| Emergency! (fb:m.01b3wn)       | Emergency! (en)    |
| Emergency! (fb:m.01b3wn)       | Emergency! (es)    |
| ...                            | ...                |
| Black Snake Moan (fb:m.0ff1st) | 블랙 스네이크 몬 (ko)     |
| Black Snake Moan (fb:m.0ff1st) | ブラック・スネーク・モーン (ja) |
| Lottery! (fb:m.0fpq1n)         | Loterie (fr)       |
| Lottery! (fb:m.0fpq1n)         | Lottery! (en)      |
| Lottery! (fb:m.0fpq1n)         | Lottery! (it)      |

[Tool] Stopped generation process

[User]
Feedback (status=refine):
The query is comprehensive in covering Kim Richards' appearances in films, TV series, TV episodes, and reality TV shows. However, the OPTIONAL label clause currently returns all available labels for each work, resulting in multiple rows per work (one for each language label). To improve the result, the query should either restrict the label to English (using a FILTER on the language tag) or group by the work and select a preferred label, to avoid redundant rows and make the output more user-friendly. Otherwise, the query logic and coverage are correct.

[Assistant]
Thank you for the feedback. To address the issue of multiple rows per work due to labels in different languages, I will update the query to only return English labels by adding a FILTER (lang(?label) = "en") to the OPTIONAL clause. This will ensure each work appears only once with its English label, if available.

Here is the improved query:

[Tool] Stopped generation process