Triple

T599441

Position	Surface form	Disambiguated ID	Type / Status
Subject	Quantico	`E11460`	entity
Predicate	hasTransport	`P1298`	FINISHED
Object	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.	`E75299`	NE FINISHED

How this triple was built (4 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: Quantico (Virginia Railway Express station) | Statement: [Quantico, hasTransport, Quantico (Virginia Railway Express station)]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Quantico (Virginia Railway Express station)
Context triple: [Quantico, hasTransport, Quantico (Virginia Railway Express station)]

A. Crystal City station (VRE)
Crystal City station (VRE) is a Virginia Railway Express commuter rail stop serving the Crystal City neighborhood in Arlington, Virginia, providing connections to Washington, D.C. and other regional destinations.
B. 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.
C. Potomac Yard–VT Metrorail station
Potomac Yard–VT Metrorail station is a Washington Metro station in Alexandria, Virginia, serving the Blue and Yellow lines and providing transit access to the Potomac Yard redevelopment area and nearby neighborhoods.
D. 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.
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. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NEDg Description generation gpt-5.1

Instruction

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Input

Entity: Quantico (Virginia Railway Express station)
Triple: [Quantico, hasTransport, Quantico (Virginia Railway Express station)]

Generated description

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.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Quantico (Virginia Railway Express station)
Target entity description: 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.

A. Crystal City station (VRE)
Crystal City station (VRE) is a Virginia Railway Express commuter rail stop serving the Crystal City neighborhood in Arlington, Virginia, providing connections to Washington, D.C. and other regional destinations.
B. 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.
C. Potomac Yard–VT Metrorail station
Potomac Yard–VT Metrorail station is a Washington Metro station in Alexandria, Virginia, serving the Blue and Yellow lines and providing transit access to the Potomac Yard redevelopment area and nearby neighborhoods.
D. 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.
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. chosen

Provenance (5 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_69a5216e11248190a8c564a482d649a6`	completed	March 2, 2026, 5:34 a.m.
NEDg	Description generation	`batch_69a521ce19e08190aadeb913977c2d2e`	completed	March 2, 2026, 5:36 a.m.
NED2	Entity disambiguation (via description)	`batch_69a5226144f881908e0d1add6be6e156`	completed	March 2, 2026, 5:38 a.m.

Created at: March 1, 2026, 7:35 p.m.