Triple

T5391224
Position Surface form Disambiguated ID Type / Status
Subject California High-Speed Rail E120332 entity
Predicate primaryCorridor P3034 FINISHED
Object San Francisco–Los Angeles E504060 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: San Francisco–Los Angeles | Statement: [California High-Speed Rail, primaryCorridor, San Francisco–Los Angeles]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: San Francisco–Los Angeles
Context triple: [California High-Speed Rail, primaryCorridor, San Francisco–Los Angeles]
  • A. Los Angeles–San Francisco chosen
    Los Angeles–San Francisco refers to the major intercity corridor in California connecting the state’s largest southern metropolis with its iconic northern bay city, historically served by prominent rail and highway routes.
  • B. Chicago–Los Angeles
    Chicago–Los Angeles is a major transcontinental rail and travel corridor in the United States connecting the Midwest to the Pacific Coast.
  • C. Sacramento metropolitan area
    The Sacramento metropolitan area is a major urban region in Northern California centered on the state capital of Sacramento, encompassing surrounding suburban and rural counties.
  • D. Nadi–Los Angeles
    Nadi–Los Angeles is a long-haul international flight route connecting Fiji’s main tourism hub with the major U.S. West Coast city of Los Angeles.
  • E. Los Angeles Basin
    The Los Angeles Basin is a large coastal lowland region in Southern California that encompasses the city of Los Angeles and its surrounding urban area, bordered by mountains and the Pacific Ocean.
  • 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_69bd46354c648190a38b26f107010a96 completed March 20, 2026, 1:05 p.m.
NER Named-entity recognition batch_69bd87185f788190bd5244a1f7dbb5c8 completed March 20, 2026, 5:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf3366a0588190b1e5e48be86471fe completed March 22, 2026, 12:10 a.m.
Created at: March 20, 2026, 2:04 p.m.