Triple

T11268078
Position Surface form Disambiguated ID Type / Status
Subject San Diego Metropolitan Transit System E266739 entity
Predicate governingBody P46 FINISHED
Object MTS Board of Directors E381787 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: MTS Board of Directors | Statement: [San Diego Metropolitan Transit System, governingBody, MTS Board of Directors]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MTS Board of Directors
Context triple: [San Diego Metropolitan Transit System, governingBody, MTS Board of Directors]
  • A. MTS Board of Directors chosen
    The MTS Board of Directors is the policy-making and oversight body that directs and regulates the operations of the San Diego Metropolitan Transit System.
  • B. MTS
    MTS is a public transportation agency that operates bus and rail services in the San Diego metropolitan area of California.
  • C. MTS
    MTS is the three-letter National Rail station code for Montrose railway station in Angus, Scotland.
  • D. MTS
    MTS was a Canadian telecommunications company that provided phone, internet, and related services, primarily in Manitoba, before being acquired and rebranded as Bell MTS.
  • E. Metro Board of Directors
    The Metro Board of Directors is the policy-making body that oversees planning, funding, and operation of Los Angeles County’s public transportation system.
  • 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_69d6aac8c2f48190ad0596f1f89f0470 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e94f60d48190bc925c3cb88641a8 completed April 9, 2026, 6 p.m.
NED1 Entity disambiguation (via context triple) batch_69e4ccd52c20819093e03bba2fd359b7 completed April 19, 2026, 12:38 p.m.
Created at: April 8, 2026, 9:31 p.m.