Triple

T21013900
Position Surface form Disambiguated ID Type / Status
Subject Proposition 1A (2008) E517619 entity
Predicate initialSegment P13843 FINISHED
Object San Francisco–Los Angeles/Anaheim corridor NE NERFINISHED

How this triple was built (3 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/Anaheim corridor | Statement: [Proposition 1A (2008), initialSegment, San Francisco–Los Angeles/Anaheim corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: San Francisco–Los Angeles/Anaheim corridor
Context triple: [Proposition 1A (2008), initialSegment, San Francisco–Los Angeles/Anaheim corridor]
  • A. Las Vegas–Southern California corridor
    The Las Vegas–Southern California corridor is a heavily traveled travel and commerce route linking the Las Vegas metropolitan area with major population centers in Southern California.
  • B. Chicago–San Francisco corridor
    The Chicago–San Francisco corridor is a major historic transcontinental rail route linking the Midwestern United States with the Pacific Coast across the Great Plains and the Rocky Mountains.
  • C. 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.
  • D. Richmond–Oakland–San Francisco corridor
    The Richmond–Oakland–San Francisco corridor is a major urban and transportation axis in the San Francisco Bay Area linking the cities of Richmond, Oakland, and San Francisco.
  • E. Chicago–Los Angeles freight corridor
    The Chicago–Los Angeles freight corridor is a major transcontinental rail route in the United States that carries high-volume freight traffic between the Midwest and the West Coast.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: initialSegment
Context triple: [Proposition 1A (2008), initialSegment, San Francisco–Los Angeles/Anaheim corridor]
  • A. openedFirstSegmentBetween
    Indicates that one entity initiated or created the first segment in a sequence that connects it to another entity.
  • B. formsInitialSegmentOf chosen
    Indicates that one entity constitutes the starting portion or beginning segment of another, larger entity or sequence.
  • C. earlySegmentType
    Indicates that a segment occurs in the early portion or initial phase of a larger sequence, process, or structure.
  • D. initialStage
    Indicates that one entity represents the first or starting phase in a sequence, process, or development of another entity.
  • E. initialSentence
    Indicates that the referenced sentence is the first or opening sentence in a text, document, or discourse.
  • F. None of above.

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_69e0b50192308190a284fcc89dd23a49 completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e6fc41d57881908b9ab17d1844a8d0 completed April 21, 2026, 4:25 a.m.
PD Predicate disambiguation batch_69e5dbf274ac81909bbf245627dc8fdc completed April 20, 2026, 7:55 a.m.
Created at: April 16, 2026, 1:54 p.m.