Triple

T6299015
Position Surface form Disambiguated ID Type / Status
Subject Mission District, San Francisco E141202 entity
Predicate servedBy P82 FINISHED
Object 24th Street Mission BART station E399335 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: 24th Street Mission BART station | Statement: [Mission District, San Francisco, servedBy, 24th Street Mission BART station]

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: 24th Street Mission BART station
Context triple: [Mission District, San Francisco, servedBy, 24th Street Mission BART station]
  • A. Powell Street BART/Muni station
    Powell Street BART/Muni station is a major underground transit hub in downtown San Francisco serving both BART regional rail and Muni Metro light rail lines near the Union Square and Market Street area.
  • B. 19th Street Oakland station
    19th Street Oakland station is a major Bay Area Rapid Transit (BART) underground station serving central Oakland, California.
  • C. Montgomery Street station
    Montgomery Street station is a major Bay Area Rapid Transit (BART) and Muni Metro subway station serving downtown San Francisco’s Financial District.
  • D. Civic Center/UN Plaza BART station
    Civic Center/UN Plaza BART station is a major underground Bay Area Rapid Transit and Muni Metro hub serving San Francisco’s Civic Center area near City Hall and the United Nations Plaza.
  • E. 24th Street Mission station chosen
    24th Street Mission station is a Bay Area Rapid Transit (BART) underground station located in San Francisco’s Mission District, serving as a key transit hub for the surrounding neighborhood.
  • 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_69c008cf0ad4819095def81e2bd42f9f elicitation completed
NER batch_69c0643ddaa48190b3ea8061fc1d9dc4 ner completed
NED1 batch_69c5199612948190b5ab22cf401686c2 ned_source_triple completed
Created at: March 22, 2026, 4:27 p.m.