Triple

T4329864
Position Surface form Disambiguated ID Type / Status
Subject Preakness Stakes E96720 entity
Predicate firstRunningLocation P8094 FINISHED
Object Pimlico Race Course E434108 NE FINISHED

How this triple was built (3 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 Race Course | Statement: [Preakness Stakes, firstRunningLocation, Pimlico Race Course]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Pimlico Race Course
Context triple: [Preakness Stakes, firstRunningLocation, Pimlico Race Course]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Churchill Downs
    Churchill Downs is a historic thoroughbred racetrack in Louisville best known as the longtime home of the Kentucky Derby.
  • 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.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: firstRunningLocation
Context triple: [Preakness Stakes, firstRunningLocation, Pimlico Race Course]
  • A. firstLocation chosen
    Indicates the initial or primary place where an entity is situated, originates, or where an event or relationship begins.
  • B. firstEnumerationLocation
    Indicates the location where an entity was first officially enumerated, recorded, or listed.
  • C. firstLeadLeadRun
    Indicates that an entity serves as the primary leading participant or performer in the initial lead role of a production or event.
  • D. firstScreeningLocation
    Indicates the location where something (such as a person, item, or case) is initially screened or evaluated for the first time.
  • E. firstReleaseRegion
    Indicates the geographic region or market where something (such as a product, work, or release) was first made publicly available.
  • F. None of above.

Provenance (4 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_69b34542fd908190b11b08faad8decfd completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b3513545fc81909e29de7eae1829f7 completed March 12, 2026, 11:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5e4f309988190abda9b4e6a422260 completed March 14, 2026, 10:45 p.m.
PD Predicate disambiguation batch_69b34f4e13fc8190a42c519f37959d27 completed March 12, 2026, 11:42 p.m.
Created at: March 12, 2026, 11:13 p.m.