Triple

T16906221
Position Surface form Disambiguated ID Type / Status
Subject Santa Anita Park E424568 entity
Predicate hasGradeIEvent P125158 FINISHED
Object Santa Anita Handicap E1241614 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Santa Anita Handicap | Statement: [Santa Anita Park, hasGradeIEvent, Santa Anita Handicap]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Santa Anita Handicap
Context triple: [Santa Anita Park, hasGradeIEvent, Santa Anita Handicap]
  • A. Santa Anita Handicap chosen
    The Santa Anita Handicap is a prestigious Grade I Thoroughbred horse race for older horses held annually at Santa Anita Park in California.
  • B. Santa Anita Derby
    The Santa Anita Derby is a prominent Grade I American Thoroughbred horse race for three-year-olds, traditionally serving as a key prep race for the Kentucky Derby.
  • C. Cigar Mile Handicap
    The Cigar Mile Handicap is a prestigious Grade I thoroughbred horse race in the United States, run over one mile on dirt for top-level older horses.
  • D. Carter Handicap
    The Carter Handicap is a prestigious American Grade I thoroughbred horse race traditionally run at Aqueduct Racetrack in New York.
  • E. Man o’ War Stakes
    The Man o’ War Stakes is a prestigious American Grade I turf horse race for older thoroughbreds, named in honor of the legendary racehorse Man o’ War.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69d889da3e8c8190a2b118f383f0beac elicitation completed
NER batch_69e3ca392ff48190ab28f0bd3e9fc376 ner completed
NED1 batch_6a01232b75508190bcceaf0d338f8d02 ned_source_triple completed
Created at: April 10, 2026, 5:30 a.m.