Triple

T18942165
Position Surface form Disambiguated ID Type / Status
Subject Metrolink San Bernardino Line station (Pomona) E463408 entity
Predicate railCorridor P848 FINISHED
Object San Bernardino Line corridor 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 Bernardino Line corridor | Statement: [Metrolink San Bernardino Line station (Pomona), railCorridor, San Bernardino Line corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: San Bernardino Line corridor
Context triple: [Metrolink San Bernardino Line station (Pomona), railCorridor, San Bernardino Line corridor]
  • A. Los Angeles–Long Beach light rail corridor
    The Los Angeles–Long Beach light rail corridor is a major urban transit route in Southern California that connects downtown Los Angeles with the city of Long Beach via light rail service.
  • B. Los Angeles–San Diego rail corridor
    The Los Angeles–San Diego rail corridor is a major Southern California passenger and freight rail route running along the coast between the Los Angeles and San Diego metropolitan areas.
  • C. Foothill Transportation Corridor
    The Foothill Transportation Corridor is a toll road system in Orange County, California, designed to provide an alternative north–south route along the foothills to relieve congestion on nearby freeways.
  • D. Metrolink San Bernardino Line chosen
    The Metrolink San Bernardino Line is a Southern California commuter rail route connecting San Bernardino and surrounding Inland Empire communities with downtown Los Angeles.
  • E. Los Angeles Metro Gold Line
    The Los Angeles Metro Gold Line is a light rail transit line in the Los Angeles County Metro Rail system that connects communities in the San Gabriel Valley and East Los Angeles to downtown Los Angeles.
  • 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_69d8dcfec90481909e926be9767e5779 completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5d3ec857081908da0f974604f2c65 completed April 20, 2026, 7:21 a.m.
Created at: April 10, 2026, 11:59 a.m.