Triple

T17646792
Position Surface form Disambiguated ID Type / Status
Subject Metro Red Line extension to North Hollywood E429378 entity
Predicate alsoKnownAs P39 FINISHED
Object Metro B Line extension to North Hollywood — 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: Metro B Line extension to North Hollywood | Statement: [Metro Red Line extension to North Hollywood, alsoKnownAs, Metro B Line extension to North Hollywood]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Metro B Line extension to North Hollywood
Context triple: [Metro Red Line extension to North Hollywood, alsoKnownAs, Metro B Line extension to North Hollywood]
  • A. Metro Red Line extension to North Hollywood chosen
    The Metro Red Line extension to North Hollywood is a Los Angeles County Metro Rail project that expanded the subway’s reach into the San Fernando Valley, making North Hollywood a major regional transit hub.
  • B. Los Angeles Metro Green Line project
    The Los Angeles Metro Green Line project is a light rail transit line development in Los Angeles County designed to provide east–west rapid transit service through the South Bay and surrounding communities.
  • C. 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.
  • D. Crenshaw/LAX Line
    The Crenshaw/LAX Line, now known as the Metro K Line, is a Los Angeles Metro Rail light rail route serving the Crenshaw Corridor and providing key transit access to the area around Los Angeles International Airport.
  • E. Metro D Line extension station (Wilshire/Westwood)
    Metro D Line extension station (Wilshire/Westwood) is a planned Los Angeles Metro subway stop on the D Line that will serve the Westwood area near Wilshire Boulevard.
  • 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_69d889e2c2608190b762e76d9b2262f1 completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e46e39937881909bb6a1792fff39a9 completed April 19, 2026, 5:55 a.m.
Created at: April 10, 2026, 6:04 a.m.