Triple

T831726
Position Surface form Disambiguated ID Type / Status
Subject Epsom Downs Racecourse E17979 entity
Predicate knownFor P22 FINISHED
Object Epsom Derby
The Epsom Derby is one of the most prestigious and historic flat horse races in the world, forming part of the British Classics and run annually at Epsom Downs in England.
E97984 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: Epsom Derby | Statement: [Epsom Downs Racecourse, knownFor, Epsom Derby]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Epsom Derby
Context triple: [Epsom Downs Racecourse, knownFor, Epsom Derby]
  • A. Eclipse Stakes
    Eclipse Stakes is a prestigious Group 1 flat horse race in Great Britain for three-year-olds and up, run annually over 1¼ miles at Sandown Park.
  • B. Brigadier Gerard Stakes
    The Brigadier Gerard Stakes is a prominent Group 3 flat horse race in Great Britain for older thoroughbreds, run over about 1¼ miles at Sandown Park.
  • C. Epsom Downs Racecourse
    Epsom Downs Racecourse is a historic English horse racing venue best known as the home of the Epsom Derby, one of the world’s most prestigious flat races.
  • D. Tingle Creek Chase
    Tingle Creek Chase is a prestigious Grade 1 National Hunt steeplechase in Britain, renowned as one of the season’s leading two-mile chases.
  • E. Ascot
    Ascot is a village in Berkshire, England, best known for its prestigious racecourse and the annual Royal Ascot horse racing event.
  • 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: Epsom Derby
Triple: [Epsom Downs Racecourse, knownFor, Epsom Derby]
Generated description
The Epsom Derby is one of the most prestigious and historic flat horse races in the world, forming part of the British Classics and run annually at Epsom Downs in England.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Epsom Derby
Target entity description: The Epsom Derby is one of the most prestigious and historic flat horse races in the world, forming part of the British Classics and run annually at Epsom Downs in England.
  • A. Eclipse Stakes
    Eclipse Stakes is a prestigious Group 1 flat horse race in Great Britain for three-year-olds and up, run annually over 1¼ miles at Sandown Park.
  • B. Brigadier Gerard Stakes
    The Brigadier Gerard Stakes is a prominent Group 3 flat horse race in Great Britain for older thoroughbreds, run over about 1¼ miles at Sandown Park.
  • C. Epsom Downs Racecourse
    Epsom Downs Racecourse is a historic English horse racing venue best known as the home of the Epsom Derby, one of the world’s most prestigious flat races.
  • D. Tingle Creek Chase
    Tingle Creek Chase is a prestigious Grade 1 National Hunt steeplechase in Britain, renowned as one of the season’s leading two-mile chases.
  • E. Ascot
    Ascot is a village in Berkshire, England, best known for its prestigious racecourse and the annual Royal Ascot horse racing event.
  • 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_69a4937c9c188190aaa216f6b466f452 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4abb4be948190ae757df85bdc40e4 completed March 1, 2026, 9:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69a76d9991488190808adb29d3ad6273 completed March 3, 2026, 11:24 p.m.
NEDg Description generation batch_69a7799f87f08190ad393ce92c938030 completed March 4, 2026, 12:15 a.m.
NED2 Entity disambiguation (via description) batch_69a77a2ef9d08190abc60490b4409d79 completed March 4, 2026, 12:17 a.m.
Created at: March 1, 2026, 7:38 p.m.