Triple

T8365568
Position Surface form Disambiguated ID Type / Status
Subject Eureka Valley E197116 entity
Predicate transportServedBy P1298 FINISHED
Object Muni Metro 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: Muni Metro | Statement: [Eureka Valley, transportServedBy, Muni Metro]

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: Muni Metro
Context triple: [Eureka Valley, transportServedBy, Muni Metro]
  • A. Muni Metro lines
    Muni Metro lines are a network of light rail routes in San Francisco that provide rapid transit service across the city as part of the San Francisco Municipal Railway system.
  • B. Muni Metro K Ingleside line
    The Muni Metro K Ingleside line is a light rail service in San Francisco that runs from downtown through the Twin Peaks Tunnel to the southwestern neighborhoods, including Ingleside.
  • C. Muni Metro N Judah line
    The Muni Metro N Judah line is a light rail line in San Francisco that runs from downtown through neighborhoods like the Inner Sunset to the Outer Sunset near Ocean Beach.
  • D. 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.
  • E. Muni F-Market & Wharves line
    The Muni F-Market & Wharves line is a historic streetcar route in San Francisco that runs along Market Street and the Embarcadero, connecting downtown with popular waterfront destinations.
  • 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_69ca82f2dbe48190aba982e75a0d94de elicitation completed
NER batch_69cb808bc22481909ce2f8b48cc95806 ner completed
NED1 batch_69cecc2b3890819091f8947ebf31bad0 ned_source_triple completed
Created at: March 30, 2026, 6 p.m.