Triple

T1214374
Position Surface form Disambiguated ID Type / Status
Subject San Francisco War Memorial Opera House E26074 entity
Predicate publicTransit P1288 FINISHED
Object Civic Center/UN Plaza station (BART and Muni Metro) E134684 NE FINISHED

How this triple was built (2 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: Civic Center/UN Plaza station (BART and Muni Metro) | Statement: [San Francisco War Memorial Opera House, publicTransit, Civic Center/UN Plaza station (BART and Muni Metro)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Civic Center/UN Plaza station (BART and Muni Metro)
Context triple: [San Francisco War Memorial Opera House, publicTransit, Civic Center/UN Plaza station (BART and Muni Metro)]
  • A. Civic Center/UN Plaza BART station chosen
    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.
  • B. Yerba Buena/Moscone station
    Yerba Buena/Moscone station is an underground San Francisco Muni Metro stop serving the SoMa area and the nearby Moscone Center convention complex.
  • C. Downtown Berkeley station
    Downtown Berkeley station is a major underground Bay Area Rapid Transit (BART) stop serving the commercial core and university area of Berkeley, California.
  • D. Union Square/Market Street station
    Union Square/Market Street station is an underground San Francisco Muni Metro station serving the Central Subway near the Union Square and Market Street area.
  • E. Milpitas Transit Center
    Milpitas Transit Center is a major intermodal transportation hub in Milpitas, California, connecting Bay Area Rapid Transit (BART), VTA light rail, and multiple bus services.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69a4948331fc8190b531ac9bec71c491 completed March 1, 2026, 7:33 p.m.
NER Named-entity recognition batch_69a4be0370b4819093618930f4eecfcc completed March 1, 2026, 10:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac831d216081909d36529fc4692361 completed March 7, 2026, 7:57 p.m.
Created at: March 1, 2026, 7:46 p.m.