Triple

T12438674
Position Surface form Disambiguated ID Type / Status
Subject Oscar Grant E297212 entity
Predicate hasAffiliation P467 FINISHED
Object Bay Area Rapid Transit system (as passenger) E12820 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: Bay Area Rapid Transit system (as passenger) | Statement: [Oscar Grant, hasAffiliation, Bay Area Rapid Transit system (as passenger)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bay Area Rapid Transit system (as passenger)
Context triple: [Oscar Grant, hasAffiliation, Bay Area Rapid Transit system (as passenger)]
  • A. BART chosen
    BART (Bay Area Rapid Transit) is a major rapid transit system serving the San Francisco Bay Area, linking cities like San Francisco, Oakland, and Berkeley with surrounding suburbs and regional transit networks.
  • B. BART
    BART is a sequence-to-sequence transformer model developed by Facebook AI for tasks like text generation, summarization, and translation.
  • C. San Francisco Bay Area Rapid Transit District
    The San Francisco Bay Area Rapid Transit District is the public agency that plans, funds, and oversees the Bay Area’s regional BART rail transit system.
  • D. San Francisco Bay Area transit network
    The San Francisco Bay Area transit network is an interconnected system of buses, trains, ferries, and light rail services spanning multiple counties around the San Francisco Bay.
  • E. Alameda-Contra Costa Transit District
    The Alameda-Contra Costa Transit District is a public transit agency serving the East Bay region of the San Francisco Bay Area, primarily providing bus services across Alameda and Contra Costa counties.
  • 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_69d6ada166c48190b902972cd2408fa3 completed April 8, 2026, 7:33 p.m.
NER Named-entity recognition batch_69d94d8dc0f881908a3da736d8947ce1 completed April 10, 2026, 7:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69f63f0911a08190ba84a20950762e68 completed May 2, 2026, 6:14 p.m.
Created at: April 8, 2026, 9:55 p.m.