Triple

T7068149
Position Surface form Disambiguated ID Type / Status
Subject Washington Metro Silver Line E164614 entity
Predicate nearbyStation P4625 FINISHED
Object Washington Dulles International Airport station E144815 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 Dulles International Airport station | Statement: [Washington Metro Silver Line, nearbyStation, Washington Dulles International Airport station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Washington Dulles International Airport station
Context triple: [Washington Metro Silver Line, nearbyStation, Washington Dulles International Airport station]
  • A. Dulles International Airport station chosen
    Dulles International Airport station is a Washington Metro rail station on the Silver Line that provides direct transit access to Washington Dulles International Airport.
  • B. Ronald Reagan Washington National Airport station
    Ronald Reagan Washington National Airport station is a Washington Metro rail station in Arlington, Virginia that directly serves the airport’s terminals.
  • C. Dulles North Transit Center
    Dulles North Transit Center is a major park-and-ride and bus transit hub in Loudoun County, Virginia, providing commuter connections to the Washington, D.C. metropolitan area.
  • D. Arlington station
    Arlington station is an underground light rail stop on Boston's MBTA Green Line located near the Back Bay and Boston Public Garden.
  • 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_69c6887b96548190a8a9b3ac8adf4119 completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6e4a935488190a8c9c21bf30dd5d4 completed March 27, 2026, 8:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7944fe5ec819098ff44e2872fc644 completed March 28, 2026, 8:41 a.m.
Created at: March 27, 2026, 2:39 p.m.