Triple

T12045774
Position Surface form Disambiguated ID Type / Status
Subject Metrolink San Bernardino Line Fontana station E286782 entity
Predicate serviceArea P82 FINISHED
Object Greater Los Angeles E19132 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: Greater Los Angeles | Statement: [Metrolink San Bernardino Line Fontana station, serviceArea, Greater Los Angeles]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Greater Los Angeles
Context triple: [Metrolink San Bernardino Line Fontana station, serviceArea, Greater Los Angeles]
  • A. Greater Los Angeles Area chosen
    The Greater Los Angeles Area is a vast Southern California metropolitan region centered on Los Angeles, encompassing numerous surrounding cities and suburbs and forming one of the largest urban agglomerations in the United States.
  • B. Burbank–Los Angeles area
    The Burbank–Los Angeles area is a region in Southern California encompassing the city of Burbank and parts of Los Angeles, known for its major media studios, entertainment industry facilities, and proximity to Hollywood.
  • C. Oxnard–Thousand Oaks–Ventura metropolitan area
    The Oxnard–Thousand Oaks–Ventura metropolitan area is a Southern California coastal metropolitan region in Ventura County that includes the cities of Oxnard, Thousand Oaks, and Ventura.
  • D. San Gabriel Valley
    San Gabriel Valley is a populous region east of Los Angeles known for its diverse suburban communities, large Asian American population, and numerous historic and cultural landmarks.
  • E. Riverside–San Bernardino–Ontario metropolitan area
    The Riverside–San Bernardino–Ontario metropolitan area, often called the Inland Empire, is a major Southern California region known for its rapidly growing population, extensive logistics and warehousing industry, and role as a key inland hub east of Los Angeles.
  • 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_69d6ab4780948190bdb9f7620c2ac27e completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d9041fe3b0819094b82a6b17ac59c3 completed April 10, 2026, 2:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69f49d9937a08190b2f606a1e55733b5 completed May 1, 2026, 12:33 p.m.
Created at: April 8, 2026, 9:47 p.m.