Triple

T4571885
Position Surface form Disambiguated ID Type / Status
Subject Dunn Loring–Merrifield station E123048 entity
Predicate adjacentStationOnOrangeLine P33498 FINISHED
Object Vienna/Fairfax–GMU station E42225 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: Vienna/Fairfax–GMU station | Statement: [Dunn Loring–Merrifield station, adjacentStationOnOrangeLine, Vienna/Fairfax–GMU station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Vienna/Fairfax–GMU station
Context triple: [Dunn Loring–Merrifield station, adjacentStationOnOrangeLine, Vienna/Fairfax–GMU station]
  • A. Loudoun Gateway station
    Loudoun Gateway station is a Silver Line Metrorail station in Loudoun County, Virginia, serving as part of the Washington, D.C. region’s rapid transit network.
  • B. Vienna/Fairfax–GMU Metro station chosen
    Vienna/Fairfax–GMU Metro station is a Washington Metro Orange Line terminus in Northern Virginia that serves the Vienna and George Mason University areas.
  • C. 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.
  • D. Tysons Corner station
    Tysons Corner station is a Washington Metro rapid transit stop in Tysons, Virginia, serving the major Tysons Corner commercial and shopping district.
  • E. Crystal City station
    Crystal City station is an underground Washington Metro stop in Arlington, Virginia, serving the Crystal City business district and nearby Reagan National Airport.
  • 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_69bd46466c7081909d07f36be2d08804 completed March 20, 2026, 1:06 p.m.
NER Named-entity recognition batch_69bd58c5afa48190bb8505e2cc16e89f completed March 20, 2026, 2:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69bdd3cf5e10819099b2927c6f571673 completed March 20, 2026, 11:10 p.m.
Created at: March 20, 2026, 1:10 p.m.