Triple

T3503103
Position Surface form Disambiguated ID Type / Status
Subject Muni Metro Market Street lines E74013 entity
Predicate hasStation P35 FINISHED
Object Montgomery Street station E45508 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: Montgomery Street station | Statement: [Muni Metro Market Street lines, hasStation, Montgomery Street station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Montgomery Street station
Context triple: [Muni Metro Market Street lines, hasStation, Montgomery Street station]
  • A. Montgomery Street station chosen
    Montgomery Street station is a major Bay Area Rapid Transit (BART) and Muni Metro subway station serving downtown San Francisco’s Financial District.
  • B. San Francisco 3rd and Townsend Street station
    San Francisco 3rd and Townsend Street station was a former Caltrain commuter rail terminal in San Francisco that served as the line’s city terminus before operations moved to the nearby 4th and King Street station.
  • C. 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.
  • D. 19th Street Oakland station
    19th Street Oakland station is a major Bay Area Rapid Transit (BART) underground station serving central Oakland, California.
  • E. 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.
  • 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_69ad85ce7a9c81909ddc5cf0cb67a6e3 completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adbbf0c2b48190b49923137bb9e45d completed March 8, 2026, 6:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69b373db933881908557d678dcdee382 completed March 13, 2026, 2:18 a.m.
Created at: March 8, 2026, 3:18 p.m.