Triple

T18367046
Position Surface form Disambiguated ID Type / Status
Subject Surf Line E440074 entity
Predicate owner P347 FINISHED
Object Los Angeles – San Diego – San Luis Obispo Rail Corridor Agency 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: Los Angeles – San Diego – San Luis Obispo Rail Corridor Agency | Statement: [Surf Line, owner, Los Angeles – San Diego – San Luis Obispo Rail Corridor Agency]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Los Angeles – San Diego – San Luis Obispo Rail Corridor Agency
Context triple: [Surf Line, owner, Los Angeles – San Diego – San Luis Obispo Rail Corridor Agency]
  • A. Los Angeles–San Diego rail corridor chosen
    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.
  • B. Southern California Regional Rail Network
    The Southern California Regional Rail Network is a commuter rail system serving the Greater Los Angeles area and surrounding counties, connecting suburban communities with major urban centers.
  • C. 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.
  • D. San Diego Subdivision
    The San Diego Subdivision is a key Southern California railway line used for passenger and freight service, including commuter operations in the San Diego region.
  • E. Los Angeles–New Orleans rail corridor
    The Los Angeles–New Orleans rail corridor is a major transcontinental rail route linking Southern California to the U.S. Gulf Coast, used for both freight and long-distance passenger service.
  • 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_69d8b918221c8190a9f7b563d64ac677 completed April 10, 2026, 8:47 a.m.
NER Named-entity recognition batch_69e5174f5f448190a1fc67d3039aadd9 completed April 19, 2026, 5:56 p.m.
Created at: April 10, 2026, 10:38 a.m.