Triple

T5490554
Position Surface form Disambiguated ID Type / Status
Subject Salt Lake Valley E123689 entity
Predicate servedBy P82 FINISHED
Object FrontRunner commuter rail E483294 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: FrontRunner commuter rail | Statement: [Salt Lake Valley, servedBy, FrontRunner commuter rail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: FrontRunner commuter rail
Context triple: [Salt Lake Valley, servedBy, FrontRunner commuter rail]
  • A. FrontRunner commuter rail chosen
    FrontRunner commuter rail is a regional passenger train service in northern Utah that connects major cities along the Wasatch Front, including Ogden, Salt Lake City, and Provo.
  • B. Sounder commuter rail
    Sounder commuter rail is a regional passenger train service in the Seattle area that connects downtown Seattle with surrounding communities in Pierce and Snohomish counties.
  • C. COASTER commuter rail
    COASTER commuter rail is a regional passenger train service in San Diego County, California, connecting coastal communities between Oceanside and downtown San Diego.
  • D. A-train commuter rail
    The A-train commuter rail is a regional passenger rail line in North Texas that connects Denton to the Dallas–Fort Worth area as part of the Denton County Transportation Authority network.
  • E. MARC commuter rail
    MARC commuter rail is a regional passenger train service in Maryland that connects suburban communities and nearby states with major employment centers like Washington, D.C. and Baltimore.
  • 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_69bd464a2d908190869324ce176779c8 completed March 20, 2026, 1:06 p.m.
NER Named-entity recognition batch_69bd927f198c8190889b555be9bf9765 completed March 20, 2026, 6:31 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf48ada0548190aea4c6bd9013118f completed March 22, 2026, 1:41 a.m.
Created at: March 20, 2026, 2:10 p.m.