Triple

T13668145
Position Surface form Disambiguated ID Type / Status
Subject 600 Montgomery Street E327675 entity
Predicate isServedByPublicTransit P20704 FINISHED
Object San Francisco Muni E23810 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 Francisco Muni | Statement: [600 Montgomery Street, isServedByPublicTransit, San Francisco Muni]

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 Francisco Muni
Context triple: [600 Montgomery Street, isServedByPublicTransit, San Francisco Muni]
  • A. San Francisco Muni chosen
    San Francisco Muni is the primary public transportation system in San Francisco, operating the city’s network of buses, light rail, historic streetcars, and cable cars.
  • B. San Francisco Municipal Transportation Agency
    The San Francisco Municipal Transportation Agency is the city department responsible for managing and operating San Francisco’s public transit, parking, traffic, and street infrastructure.
  • C. San Francisco County Transportation Authority
    The San Francisco County Transportation Authority is the county’s transportation planning and funding agency, responsible for developing and overseeing major transit, roadway, and mobility projects in San Francisco.
  • D. AC Transit
    AC Transit is a public bus agency serving the East Bay region of the San Francisco Bay Area, providing local and transbay bus services.
  • E. Solano Transportation Authority
    Solano Transportation Authority is a public agency that plans, funds, and coordinates transportation projects and services within Solano County, California.
  • 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_69d8076f1fa8819094664a59b55010df elicitation completed
NER batch_69dbc65832688190aea688fee0a7cbdb ner completed
NED1 batch_69f78b0cfe0c8190b0fe50931e9788cf ned_source_triple completed
Created at: April 9, 2026, 9:52 p.m.