Triple

T779173
Position Surface form Disambiguated ID Type / Status
Subject Blue Line (CTA) E16457 entity
Predicate hasStation P35 FINISHED
Object Washington station (Blue Line) E94644 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: Washington station (Blue Line) | Statement: [Blue Line (CTA), hasStation, Washington station (Blue Line)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Washington station (Blue Line)
Context triple: [Blue Line (CTA), hasStation, Washington station (Blue Line)]
  • A. Columbia Heights station
    Columbia Heights station is a Washington, D.C. Metro stop on the Green and Yellow lines serving the Columbia Heights neighborhood and nearby Adams Morgan area.
  • B. Jackson station (Blue Line) chosen
    Jackson station (Blue Line) is an underground Chicago Transit Authority rapid transit stop in the Loop that serves the Blue Line trains running through downtown Chicago.
  • C. Tenleytown–AU station
    Tenleytown–AU station is a Washington Metro Red Line subway station serving the Tenleytown neighborhood and American University area in Northwest Washington, D.C.
  • D. McPherson Square station
    McPherson Square station is a Washington Metro rapid transit station in downtown Washington, D.C., serving the area near the White House and major federal and commercial buildings.
  • E. Pentagon City station
    Pentagon City station is a Washington Metro rapid transit stop in Arlington, Virginia, serving the Pentagon City neighborhood and its adjacent shopping and office complexes.
  • 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_69a4936ad1fc81908f190208059ccf78 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a74f886081909c27b786e3adbe32 completed March 1, 2026, 8:53 p.m.
NED1 Entity disambiguation (via context triple) batch_69acbf0330b4819089042160ff199336 completed March 8, 2026, 12:12 a.m.
Created at: March 1, 2026, 7:37 p.m.