Triple

T379797
Position Surface form Disambiguated ID Type / Status
Subject The Wizard of Oz E8653 entity
Predicate director P255 FINISHED
Object Mervyn LeRoy
Mervyn LeRoy was an American film director and producer known for his influential work in classic Hollywood cinema, including a key role in bringing "The Wizard of Oz" to the screen.
E52975 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Mervyn LeRoy | Statement: [The Wizard of Oz, director, Mervyn LeRoy]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mervyn LeRoy
Context triple: [The Wizard of Oz, director, Mervyn LeRoy]
  • A. Allan Dwan
    Allan Dwan was a pioneering Canadian-born American film director and producer whose prolific career spanned the silent and early sound eras of Hollywood cinema.
  • B. Michael Curtiz
    Michael Curtiz was a Hungarian-American film director best known for helming classic Hollywood films such as "Casablanca."
  • C. King Vidor
    King Vidor was an influential American film director of Hollywood’s Golden Age, known for classics such as "The Big Parade," "The Crowd," and his uncredited work on "The Wizard of Oz."
  • D. Lloyd Bacon
    Lloyd Bacon was an American film director and actor best known for his prolific work in Hollywood during the 1920s–1940s, including numerous musicals and comedies for Warner Bros.
  • E. Joseph L. Mankiewicz
    Joseph L. Mankiewicz was an acclaimed American screenwriter, producer, and director known for his sophisticated, dialogue-driven films and multiple Academy Awards, including those for writing and directing.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Mervyn LeRoy
Triple: [The Wizard of Oz, director, Mervyn LeRoy]
Generated description
Mervyn LeRoy was an American film director and producer known for his influential work in classic Hollywood cinema, including a key role in bringing "The Wizard of Oz" to the screen.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mervyn LeRoy
Target entity description: Mervyn LeRoy was an American film director and producer known for his influential work in classic Hollywood cinema, including a key role in bringing "The Wizard of Oz" to the screen.
  • A. Allan Dwan
    Allan Dwan was a pioneering Canadian-born American film director and producer whose prolific career spanned the silent and early sound eras of Hollywood cinema.
  • B. Michael Curtiz
    Michael Curtiz was a Hungarian-American film director best known for helming classic Hollywood films such as "Casablanca."
  • C. King Vidor
    King Vidor was an influential American film director of Hollywood’s Golden Age, known for classics such as "The Big Parade," "The Crowd," and his uncredited work on "The Wizard of Oz."
  • D. Lloyd Bacon
    Lloyd Bacon was an American film director and actor best known for his prolific work in Hollywood during the 1920s–1940s, including numerous musicals and comedies for Warner Bros.
  • E. Joseph L. Mankiewicz
    Joseph L. Mankiewicz was an acclaimed American screenwriter, producer, and director known for his sophisticated, dialogue-driven films and multiple Academy Awards, including those for writing and directing.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69a2e7f47dd08190a4e294ccbbe46cd4 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2ec2b07248190979229bad3a741c9 completed Feb. 28, 2026, 1:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4239e5bcc8190918c5c90c77898c9 completed March 1, 2026, 11:31 a.m.
NEDg Description generation batch_69a424379bb0819083311897914399d3 completed March 1, 2026, 11:34 a.m.
NED2 Entity disambiguation (via description) batch_69a424967b788190a772b5eb11032aca completed March 1, 2026, 11:35 a.m.
Created at: Feb. 28, 2026, 1:08 p.m.