Triple

T3878690
Position Surface form Disambiguated ID Type / Status
Subject Blue Line (Los Angeles Metro) E92567 entity
Predicate terminus P388 FINISHED
Object Downtown Long Beach station E203638 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: Downtown Long Beach station | Statement: [Blue Line (Los Angeles Metro), terminus, Downtown Long Beach station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Downtown Long Beach station
Context triple: [Blue Line (Los Angeles Metro), terminus, Downtown Long Beach station]
  • A. Long Beach station
    Long Beach station is a Long Island Rail Road commuter rail terminal located in the city of Long Beach on the south shore of Long Island, New York.
  • B. Long Beach Transit Mall station chosen
    Long Beach Transit Mall station is a light rail stop in downtown Long Beach, California, serving as a key terminus and transfer point on Los Angeles Metro Rail’s A Line.
  • C. Redondo Beach station
    Redondo Beach station is a light rail transit station in Redondo Beach, California, serving as the western terminus of Los Angeles Metro's C Line.
  • D. Downtown Inglewood station
    Downtown Inglewood station is an elevated Los Angeles Metro Rail stop in Inglewood, California, serving the K Line and providing access to the city’s central business district.
  • E. San Bernardino–Downtown station
    San Bernardino–Downtown station is a commuter rail and transit hub in downtown San Bernardino, California, serving Metrolink trains and local bus connections.
  • 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_69aed967448c819086c4b358d37b25aa completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aeec7438808190b6c90fcb3000ebe9 completed March 9, 2026, 3:51 p.m.
NED1 Entity disambiguation (via context triple) batch_69b533788a70819089d028cee84a7e87 completed March 14, 2026, 10:07 a.m.
Created at: March 9, 2026, 3:20 p.m.