Triple

T9856418
Position Surface form Disambiguated ID Type / Status
Subject Keeneland Race Course E239598 entity
Predicate ownedBy P347 FINISHED
Object Keeneland Association
Keeneland Association is a prominent American horse racing and thoroughbred auction company based in Lexington, Kentucky, known for operating one of the world’s leading racecourses and sales venues.
E239598 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: Keeneland Association | Statement: [Keeneland Race Course, ownedBy, Keeneland Association]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Keeneland Association
Context triple: [Keeneland Race Course, ownedBy, Keeneland Association]
  • A. Keeneland Race Course
    Keeneland Race Course is a historic Thoroughbred horse racing track and auction house in Lexington, Kentucky, renowned for its prestigious meets and world-class horse sales.
  • B. Pimlico Race Course
    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. The Jockey Club
    The Jockey Club is a historic British horse racing organization that owns and operates numerous major racecourses and plays a central role in the governance and promotion of the sport in the UK.
  • D. Fair Grounds Race Course
    Fair Grounds Race Course is a historic New Orleans horse racing track that also serves as a major venue for large cultural events and festivals.
  • E. Arlington International Racecourse
    Arlington International Racecourse was a renowned thoroughbred horse racing track and entertainment venue located in Arlington Heights, Illinois.
  • 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: Keeneland Association
Triple: [Keeneland Race Course, ownedBy, Keeneland Association]
Generated description
Keeneland Association is a prominent American horse racing and thoroughbred auction company based in Lexington, Kentucky, known for operating one of the world’s leading racecourses and sales venues.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Keeneland Association
Target entity description: Keeneland Association is a prominent American horse racing and thoroughbred auction company based in Lexington, Kentucky, known for operating one of the world’s leading racecourses and sales venues.
  • A. Keeneland Race Course chosen
    Keeneland Race Course is a historic Thoroughbred horse racing track and auction house in Lexington, Kentucky, renowned for its prestigious meets and world-class horse sales.
  • B. Pimlico Race Course
    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. The Jockey Club
    The Jockey Club is a historic British horse racing organization that owns and operates numerous major racecourses and plays a central role in the governance and promotion of the sport in the UK.
  • D. Fair Grounds Race Course
    Fair Grounds Race Course is a historic New Orleans horse racing track that also serves as a major venue for large cultural events and festivals.
  • E. Arlington International Racecourse
    Arlington International Racecourse was a renowned thoroughbred horse racing track and entertainment venue located in Arlington Heights, Illinois.
  • F. None of above.

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_69ca84e6493081909cf58c8d42ea856b completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cdb39719288190adf45e7c029edd51 completed April 2, 2026, 12:08 a.m.
NED1 Entity disambiguation (via context triple) batch_69d1d5f5b6148190bcccebd0aefb4bc9 completed April 5, 2026, 3:24 a.m.
NEDg Description generation batch_69d1d6917f0081908b2c82a826873faf completed April 5, 2026, 3:27 a.m.
NED2 Entity disambiguation (via description) batch_69d1d73452b48190ac3a0d6498a9a641 completed April 5, 2026, 3:29 a.m.
Created at: March 30, 2026, 8:35 p.m.