Triple

T8148630
Position Surface form Disambiguated ID Type / Status
Subject Oceanside Transit Center E190275 entity
Predicate railwayLineServed P848 FINISHED
Object Coaster commuter rail line E188296 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: Coaster commuter rail line | Statement: [Oceanside Transit Center, railwayLineServed, Coaster commuter rail line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Coaster commuter rail line
Context triple: [Oceanside Transit Center, railwayLineServed, Coaster commuter rail line]
  • A. COASTER commuter rail chosen
    COASTER commuter rail is a regional passenger train service in San Diego County, California, connecting coastal communities between Oceanside and downtown San Diego.
  • 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. RTD commuter rail
    RTD commuter rail is a regional passenger rail system serving the Denver metropolitan area as part of the Regional Transportation District’s transit network.
  • 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. ACE commuter rail
    ACE commuter rail is a regional passenger train service in California’s San Joaquin Valley and Bay Area, providing weekday commuter transportation between inland communities and the Silicon Valley job centers.
  • 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_69ca82be7ba8819087de0147e9292c83 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb447e74e081908df774edb2134209 completed March 31, 2026, 3:50 a.m.
NED1 Entity disambiguation (via context triple) batch_69ccbee697208190a1d9c98b2a4414bd completed April 1, 2026, 6:44 a.m.
Created at: March 30, 2026, 5:36 p.m.