Triple

T20283600
Position Surface form Disambiguated ID Type / Status
Subject Riverside–Downtown station E503216 entity
Predicate servedByRailLine P1293 FINISHED
Object Metrolink Inland Empire–Orange County Line — 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: Metrolink Inland Empire–Orange County Line | Statement: [Riverside–Downtown station, servedByRailLine, Metrolink Inland Empire–Orange County Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Metrolink Inland Empire–Orange County Line
Context triple: [Riverside–Downtown station, servedByRailLine, Metrolink Inland Empire–Orange County Line]
  • A. Metrolink Inland Empire–Orange County Line chosen
    The Metrolink Inland Empire–Orange County Line is a Southern California commuter rail route connecting cities in the Inland Empire with destinations in Orange County and beyond.
  • B. Metrolink Orange County Line
    The Metrolink Orange County Line is a Southern California commuter rail route that connects Los Angeles with cities in Orange County and northern San Diego County.
  • C. Metrolink San Bernardino Line
    The Metrolink San Bernardino Line is a Southern California commuter rail route connecting San Bernardino and surrounding Inland Empire communities with downtown Los Angeles.
  • D. Metrolink Riverside Line
    The Metrolink Riverside Line is a Southern California commuter rail route that links Riverside County with downtown Los Angeles, serving intermediate communities along the corridor.
  • E. Metrolink Ventura County Line
    Metrolink Ventura County Line is a Southern California commuter rail route connecting Los Angeles with Ventura County communities, including Oxnard.
  • 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_69e0b4b0e79c8190bd61f22ef1329fa8 completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e6769049b48190bc449557b79b9e81 completed April 20, 2026, 6:55 p.m.
Created at: April 16, 2026, 10:48 a.m.