Triple

T22327754
Position Surface form Disambiguated ID Type / Status
Subject Proposition E (San Francisco, 1999) E551943 entity
Predicate relatedTo P37 FINISHED
Object San Francisco Municipal Transportation Agency Board of Directors — NE NERFINISHED

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 of Directors | Statement: [Proposition E (San Francisco, 1999), relatedTo, San Francisco Municipal Transportation Agency Board of Directors]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: San Francisco Municipal Transportation Agency Board of Directors
Context triple: [Proposition E (San Francisco, 1999), relatedTo, San Francisco Municipal Transportation Agency Board of Directors]
  • 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. 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.
  • D. 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.
  • E. Santa Cruz Metropolitan Transit District Board of Directors
    The Santa Cruz Metropolitan Transit District Board of Directors is the policy-making and oversight body that directs and manages the public transit agency serving Santa Cruz County, California.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e11e482f788190b78d1588fc26d606 completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f15769fdb48190b84e0c019ab63579 completed April 29, 2026, 12:57 a.m.
Created at: April 16, 2026, 8:42 p.m.