Stephen Bogart
E104724
Stephen Bogart is an American television producer, author, and media personality best known as the son and estate manager of classic Hollywood actors Humphrey Bogart and Lauren Bacall.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Stephen Bogart canonical | 12 |
How this entity was disambiguated
This entity first appeared as the object of triple T725054 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Stephen Bogart Context triple: [Humphrey Bogart, child, Stephen Bogart]
-
A.
John McShain
John McShain was an American building contractor known for constructing major U.S. landmarks, including the Pentagon and significant parts of Washington, D.C.'s federal architecture.
-
B.
Gene Nelson
Gene Nelson was an American actor, dancer, and choreographer best known for his energetic musical performances in classic Hollywood films of the 1950s.
-
C.
Ralph Nelson
Ralph Nelson was an American film and television director, producer, and writer known for works such as "Lilies of the Field" and "Requiem for a Heavyweight."
-
D.
John William Ferrell
John William Ferrell is an American actor, comedian, producer, and writer best known for his work on "Saturday Night Live" and in hit comedy films such as "Anchorman" and "Elf."
-
E.
Roy Harlow
Roy Harlow was the husband of silent film actress Marie Mosquini, known primarily in relation to her career in early American cinema.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Stephen Bogart Target entity description: Stephen Bogart is an American television producer, author, and media personality best known as the son and estate manager of classic Hollywood actors Humphrey Bogart and Lauren Bacall.
-
A.
John McShain
John McShain was an American building contractor known for constructing major U.S. landmarks, including the Pentagon and significant parts of Washington, D.C.'s federal architecture.
-
B.
Gene Nelson
Gene Nelson was an American actor, dancer, and choreographer best known for his energetic musical performances in classic Hollywood films of the 1950s.
-
C.
Ralph Nelson
Ralph Nelson was an American film and television director, producer, and writer known for works such as "Lilies of the Field" and "Requiem for a Heavyweight."
-
D.
John William Ferrell
John William Ferrell is an American actor, comedian, producer, and writer best known for his work on "Saturday Night Live" and in hit comedy films such as "Anchorman" and "Elf."
-
E.
Roy Harlow
Roy Harlow was the husband of silent film actress Marie Mosquini, known primarily in relation to her career in early American cinema.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
author
ⓘ
human ⓘ media personality ⓘ television producer ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| dateOfBirth | January 6, 1949 ⓘ |
| ethnicGroup | Jewish American (maternal heritage) ⓘ |
| father | Humphrey Bogart ⓘ |
| fieldOfWork |
classic Hollywood preservation
ⓘ
popular biography ⓘ television production ⓘ |
| genre | memoir ⓘ |
| hasGivenInterviewOn | life as the son of Humphrey Bogart and Lauren Bacall ⓘ |
| hasRelative | Sam Robards ⓘ |
| hasSubjectOf | biographical articles in film and entertainment media ⓘ |
| languageOfWorkOrName | English ⓘ |
| mother | Lauren Bacall ⓘ |
| notableActivity |
appearing in television documentaries about Humphrey Bogart
ⓘ
hosting events related to classic Hollywood cinema ⓘ |
| notableRole |
manager of the Humphrey Bogart estate
ⓘ
promoter of Humphrey Bogart’s legacy ⓘ |
| notableWork |
Bogart: In Search of My Father
ⓘ
television and media projects about classic film history ⓘ |
| occupation |
author
ⓘ
media personality ⓘ television producer ⓘ |
| placeOfBirth | Los Angeles, California, United States ⓘ |
| relativeType | half-brother (Sam Robards) ⓘ |
| residence | United States of America ⓘ |
| sexOrGender | male ⓘ |
| sibling | Leslie Bogart ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Stephen Bogart Description of subject: Stephen Bogart is an American television producer, author, and media personality best known as the son and estate manager of classic Hollywood actors Humphrey Bogart and Lauren Bacall.
Referenced by (12)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Bogart family
subject linked to:
Bacall family
subject linked to:
half-brother (Sam Robards)