Triple

T7905283
Position Surface form Disambiguated ID Type / Status
Subject Castle Rock Entertainment E183560 entity
Predicate foundedBy P104 FINISHED
Object Alan Horn
Alan Horn is an American film executive and producer best known for co-founding Castle Rock Entertainment and leading major studios such as Warner Bros. and Walt Disney Studios.
 E700648 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: Alan Horn | Statement: [Castle Rock Entertainment, foundedBy, Alan Horn]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Alan Horn
Context triple: [Castle Rock Entertainment, foundedBy, Alan Horn]
  • A. Ben Demaree
    Ben Demaree is a cinematographer and filmmaker known for his work on low-budget genre films, including fantasy and science fiction titles.
  • B. Jack Keller
    Jack Keller was an American songwriter and producer associated with the Brill Building era, known for co-writing numerous pop hits in the 1960s.
  • C. John Whitesell
    John Whitesell is an American television and film director and producer known for his work on various TV series and feature comedies.
  • D. Ken Mehlman
    Ken Mehlman is an American political strategist and former Republican National Committee chairman who played a key role in George W. Bush–era Republican politics.
  • E. John Textor
    John Textor is an American businessman and investor known for his ownership stakes and leadership roles in multiple football clubs, including Olympique Lyonnais.
  • 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: Alan Horn
Triple: [Castle Rock Entertainment, foundedBy, Alan Horn]
Generated description
Alan Horn is an American film executive and producer best known for co-founding Castle Rock Entertainment and leading major studios such as Warner Bros. and Walt Disney Studios.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Alan Horn
Target entity description: Alan Horn is an American film executive and producer best known for co-founding Castle Rock Entertainment and leading major studios such as Warner Bros. and Walt Disney Studios.
  • A. Ben Demaree
    Ben Demaree is a cinematographer and filmmaker known for his work on low-budget genre films, including fantasy and science fiction titles.
  • B. Jack Keller
    Jack Keller was an American songwriter and producer associated with the Brill Building era, known for co-writing numerous pop hits in the 1960s.
  • C. John Whitesell
    John Whitesell is an American television and film director and producer known for his work on various TV series and feature comedies.
  • D. Ken Mehlman
    Ken Mehlman is an American political strategist and former Republican National Committee chairman who played a key role in George W. Bush–era Republican politics.
  • E. John Textor
    John Textor is an American businessman and investor known for his ownership stakes and leadership roles in multiple football clubs, including Olympique Lyonnais.
  • 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_69ca828d13088190b222be7aa9f9315c completed March 30, 2026, 2:02 p.m.
NER Named-entity recognition batch_69cb3a56c9f0819094dc87fe55a8823e completed March 31, 2026, 3:07 a.m.
NED1 Entity disambiguation (via context triple) batch_69cb5bc9dfa88190aa5261bdf44823ab completed March 31, 2026, 5:29 a.m.
NEDg Description generation batch_69cb7632cbbc819087107c8d2172a038 completed March 31, 2026, 7:22 a.m.
NED2 Entity disambiguation (via description) batch_69cbb64eee408190a66cbd0cba3054b4 completed March 31, 2026, 11:55 a.m.
Created at: March 30, 2026, 5:03 p.m.