Triple

T16906225
Position Surface form Disambiguated ID Type / Status
Subject Santa Anita Park E424568 entity
Predicate near P350 FINISHED
Object San Gabriel Mountains E72657 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: San Gabriel Mountains | Statement: [Santa Anita Park, near, San Gabriel Mountains]

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: San Gabriel Mountains
Context triple: [Santa Anita Park, near, San Gabriel Mountains]
  • A. San Gabriel Mountains chosen
    The San Gabriel Mountains are a rugged mountain range in Southern California, forming part of the Transverse Ranges and providing a dramatic backdrop and recreational area northeast of Los Angeles.
  • B. San Bernardino Mountains
    The San Bernardino Mountains are a major mountain range in Southern California known for their forested peaks, ski resorts, and role as a natural barrier between the Inland Empire and the Mojave Desert.
  • C. Santa Ana Mountains
    The Santa Ana Mountains are a rugged coastal mountain range in Southern California known for their chaparral-covered slopes, biodiversity, and views over Orange and Riverside counties.
  • D. Cuyamaca Mountains
    The Cuyamaca Mountains are a forested mountain range in eastern San Diego County, California, known for their high peaks, state park lands, and role as a key watershed area for the region.
  • E. Verdugo Mountains
    The Verdugo Mountains are a small, rugged mountain range in Los Angeles County, California, known for their chaparral-covered slopes, hiking trails, and panoramic views of the surrounding urban basin.
  • 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_6a00c7b7b698819081d2e39976b69587 ned_source_triple completed
Created at: April 10, 2026, 5:30 a.m.