Triple

T6754525
Position Surface form Disambiguated ID Type / Status
Subject Alum Rock station E154420 entity
Predicate terminusOf P3375 FINISHED
Object VTA Orange Line E21151 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: VTA Orange Line | Statement: [Alum Rock station, terminusOf, VTA Orange Line]

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: VTA Orange Line
Context triple: [Alum Rock station, terminusOf, VTA Orange Line]
  • A. VTA light rail chosen
    VTA light rail is a light rail public transit system serving Santa Clara County, including cities such as San Jose, operated by the Santa Clara Valley Transportation Authority.
  • B. LA Metro A Line
    The LA Metro A Line is a light rail line in Los Angeles County that connects downtown Los Angeles with several surrounding communities, including Pasadena and Long Beach.
  • C. Metro J Line
    The Metro J Line is a bus rapid transit service in Los Angeles County that provides high-frequency, limited-stop connections along key north-south and east-west corridors.
  • D. L Line (Los Angeles Metro)
    The L Line was a light rail route in the Los Angeles Metro Rail system that connected East Los Angeles and the San Gabriel Valley to downtown and northeast Los Angeles before being restructured into other lines.
  • E. G Line (Los Angeles Metro)
    The G Line (Los Angeles Metro) is a bus rapid transit route in Los Angeles’ San Fernando Valley that runs primarily along dedicated busways, providing high-frequency east–west service.
  • 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_69c6880fd5808190be684854081e27dd elicitation completed
NER batch_69c6d1f465388190858207ca4c48f18d ner completed
NED1 batch_69c71a76f0c8819097e19e016988f0b4 ned_source_triple completed
Created at: March 27, 2026, 2:11 p.m.