Triple

T15721154
Position Surface form Disambiguated ID Type / Status
Subject Blue Line (Washington Metro) E381095 entity
Predicate hasStation P35 FINISHED
Object Ronald Reagan Washington National Airport station E170290 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: Ronald Reagan Washington National Airport station | Statement: [Blue Line (Washington Metro), hasStation, Ronald Reagan Washington National Airport station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ronald Reagan Washington National Airport station
Context triple: [Blue Line (Washington Metro), hasStation, Ronald Reagan Washington National Airport station]
  • A. Ronald Reagan Washington National Airport station chosen
    Ronald Reagan Washington National Airport station is a Washington Metro rail station in Arlington, Virginia that directly serves the airport’s terminals.
  • B. Dulles International Airport station
    Dulles International Airport station is a Washington Metro rail station on the Silver Line that provides direct transit access to Washington Dulles International Airport.
  • 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. Ronald Reagan Washington National Airport
    Ronald Reagan Washington National Airport is a major commercial airport serving the Washington, D.C. metropolitan area, located in Arlington, Virginia just across the Potomac River from the U.S. capital.
  • 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_69d86d9bf930819082b30cf6d169297c completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e04fb0b51081908e652ec4992296fa completed April 16, 2026, 2:55 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff75866b548190b07392b05e631192 completed May 9, 2026, 5:57 p.m.
Created at: April 10, 2026, 4:45 a.m.