Triple

T599507
Position Surface form Disambiguated ID Type / Status
Subject Marine Corps Base Quantico E11461 entity
Predicate hasTransportation P105 FINISHED
Object Amtrak station at Quantico, Virginia E74699 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: Amtrak station at Quantico, Virginia | Statement: [Marine Corps Base Quantico, hasTransportation, Amtrak station at Quantico, Virginia]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Amtrak station at Quantico, Virginia
Context triple: [Marine Corps Base Quantico, hasTransportation, Amtrak station at Quantico, Virginia]
  • A. Quantico (Amtrak station) chosen
    Quantico (Amtrak station) is a passenger rail station in Quantico, Virginia, served by Amtrak and Virginia Railway Express trains along the busy Northeast Corridor.
  • B. Quantico (Virginia Railway Express station)
    Quantico (Virginia Railway Express station) is a commuter rail station in Quantico, Virginia, serving Virginia Railway Express trains on the Fredericksburg Line and providing access to the nearby Marine Corps Base Quantico.
  • C. 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.
  • D. Ashburn station
    Ashburn station is a Washington Metro Silver Line terminus located in Loudoun County, Virginia, serving as a major commuter hub for the outer suburbs of the Washington, D.C. metropolitan area.
  • E. Woodbridge VRE station
    Woodbridge VRE station is a commuter rail station in Woodbridge, Virginia, serving Virginia Railway Express trains on the Fredericksburg Line and connecting local transit services.
  • 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_69a4932779b881908688590d59c71900 completed March 1, 2026, 7:27 p.m.
NER Named-entity recognition batch_69a49d78c0f08190b83ad89062ccb0b9 completed March 1, 2026, 8:11 p.m.
NED1 Entity disambiguation (via context triple) batch_69a5238759c88190b1a960291c758447 completed March 2, 2026, 5:43 a.m.
Created at: March 1, 2026, 7:35 p.m.