Triple

T1915157
Position Surface form Disambiguated ID Type / Status
Subject Muni bus network E39999 entity
Predicate governedBy P46 FINISHED
Object San Francisco Municipal Transportation Agency Board E105087 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: San Francisco Municipal Transportation Agency Board | Statement: [Muni bus network, governedBy, San Francisco Municipal Transportation Agency Board]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: San Francisco Municipal Transportation Agency Board
Context triple: [Muni bus network, governedBy, San Francisco Municipal Transportation Agency Board]
  • A. San Francisco Municipal Transportation Agency Board of Directors chosen
    The San Francisco Municipal Transportation Agency Board of Directors is the governing body that sets policy and oversees the operation of the city’s public transportation and related mobility services.
  • 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. Board of Directors of the San Mateo County Transit District
    The Board of Directors of the San Mateo County Transit District is the policy-making and oversight body that directs and supervises the operations, budget, and strategic planning of SamTrans public transportation services in San Mateo County, California.
  • E. San Francisco Muni
    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.
  • 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_69a8864298748190a2f2fd34f7ef8d77 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69abb1e517e8819086e4bf5a305aeb25 completed March 7, 2026, 5:04 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae1fce685081909038245bc0c1b4a6 completed March 9, 2026, 1:18 a.m.
Created at: March 4, 2026, 7:35 p.m.