Triple

T8508284
Position Surface form Disambiguated ID Type / Status
Subject Inland Empire–Orange County Line E201389 entity
Predicate servesStation P839 FINISHED
Object Rancho Cucamonga station E679934 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: Rancho Cucamonga station | Statement: [Inland Empire–Orange County Line, servesStation, Rancho Cucamonga station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Rancho Cucamonga station
Context triple: [Inland Empire–Orange County Line, servesStation, Rancho Cucamonga station]
  • A. Rancho Cucamonga station chosen
    Rancho Cucamonga station is a commuter rail stop in Rancho Cucamonga, California, serving passengers on Southern California’s Metrolink network.
  • B. Culver City station
    Culver City station is a light rail transit stop in Culver City, California, serving as a key node on Los Angeles Metro’s E Line.
  • C. Covina station
    Covina station is a commuter rail stop in Covina, California, serving passengers on Metrolink’s San Bernardino Line in the Greater Los Angeles area.
  • D. Riverside–La Sierra station
    Riverside–La Sierra station is a commuter rail station in Riverside, California, serving Metrolink passengers traveling within the Inland Empire and to Orange County.
  • E. Santa Clarita station
    Santa Clarita station is a commuter rail stop in Santa Clarita, California, serving passengers on Metrolink’s Antelope Valley Line between Los Angeles and the high desert communities to the north.
  • 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_69ca8320e5748190ac2c585a0bba8193 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbe5df74e8819086b1445cc907e371 completed March 31, 2026, 3:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69cf51316b748190bfadf5d898978f55 completed April 3, 2026, 5:33 a.m.
Created at: March 30, 2026, 6:15 p.m.