Triple

T18134820
Position Surface form Disambiguated ID Type / Status
Subject Pimlico Race Course E434108 entity
Predicate formerName P65 FINISHED
Object Pimlico Driving and Jockey Club — NE NERFINISHED

How this triple was built (2 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: Pimlico Driving and Jockey Club | Statement: [Pimlico Race Course, formerName, Pimlico Driving and Jockey Club]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Pimlico Driving and Jockey Club
Context triple: [Pimlico Race Course, formerName, Pimlico Driving and Jockey Club]
  • A. Pimlico
    Pimlico is a central London residential district in the City of Westminster, known for its Regency architecture, garden squares, and proximity to the River Thames.
  • B. Pimlico Race Course chosen
    Pimlico Race Course is a historic thoroughbred horse racing track in Baltimore, Maryland, best known as the longtime home of the Preakness Stakes, the second jewel of the U.S. Triple Crown.
  • 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. Kempton Park Racecourse
    Kempton Park Racecourse is a major British horse racing venue in Sunbury-on-Thames, Surrey, best known for hosting prominent National Hunt and flat racing events such as the King George VI Chase.
  • E. Windsor Racecourse
    Windsor Racecourse is a popular British horse racing venue located on an island in the River Thames near Windsor, known for its evening flat races and picturesque setting.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69d8b909e8cc81908df4cc2b8ea6d11f completed April 10, 2026, 8:47 a.m.
NER Named-entity recognition batch_69e4de055c608190a090c2737904e5f9 completed April 19, 2026, 1:52 p.m.
Created at: April 10, 2026, 10:29 a.m.