Triple

T20530802
Position Surface form Disambiguated ID Type / Status
Subject Los Angeles–San Francisco E504060 entity
Predicate hasPlannedService P62968 FINISHED
Object California High-Speed Rail — 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: California High-Speed Rail | Statement: [Los Angeles–San Francisco, hasPlannedService, California High-Speed Rail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: California High-Speed Rail
Context triple: [Los Angeles–San Francisco, hasPlannedService, California High-Speed Rail]
  • A. California High-Speed Rail chosen
    California High-Speed Rail is a planned statewide high-speed train system in California designed to connect major cities like San Francisco, Los Angeles, and San Diego with fast, electrified rail service.
  • B. California intercity passenger rail program
    The California intercity passenger rail program is a statewide initiative that funds, coordinates, and oversees multiple state-supported intercity rail corridors to provide alternative, higher-capacity transportation options across California.
  • C. San Francisco Central Subway project
    The San Francisco Central Subway project is a major Muni Metro light rail extension in San Francisco designed to improve north–south transit connectivity by linking neighborhoods such as SoMa, Union Square, and Chinatown.
  • D. California High-Speed Rail Authority
    The California High-Speed Rail Authority is the state agency responsible for planning, designing, building, and operating California’s high-speed rail system.
  • E. Redlands Passenger Rail Project
    The Redlands Passenger Rail Project is a Southern California commuter rail initiative designed to provide modern, regional rail service between Redlands and the greater Los Angeles area, improving transit connectivity and reducing roadway congestion.
  • 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_69e0b4b3a6e08190ae663701f50fab8e completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e6a06b923c81908ba24be6645a7c61 completed April 20, 2026, 9:53 p.m.
Created at: April 16, 2026, 11:37 a.m.