Triple

T2253887
Position Surface form Disambiguated ID Type / Status
Subject City of Manassas Park, Virginia E49675 entity
Predicate railStation P918 FINISHED
Object Manassas Park VRE station
Manassas Park VRE station is a Virginia Railway Express commuter rail stop serving the city of Manassas Park in Northern Virginia.
E249821 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: Manassas Park VRE station | Statement: [City of Manassas Park, Virginia, railStation, Manassas Park VRE station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Manassas Park VRE station
Context triple: [City of Manassas Park, Virginia, railStation, Manassas Park VRE 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. 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.
  • D. Manassas station
    Manassas station is a historic passenger rail station in Manassas, Virginia, serving as a key stop for Virginia Railway Express commuter trains and Amtrak services.
  • E. Herndon station
    Herndon station is a Washington Metro rail station in Herndon, Virginia, on the Silver Line serving the Dulles Technology Corridor and surrounding suburbs.
  • 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: Manassas Park VRE station
Triple: [City of Manassas Park, Virginia, railStation, Manassas Park VRE station]
Generated description
Manassas Park VRE station is a Virginia Railway Express commuter rail stop serving the city of Manassas Park in Northern Virginia.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Manassas Park VRE station
Target entity description: Manassas Park VRE station is a Virginia Railway Express commuter rail stop serving the city of Manassas Park in Northern Virginia.
  • 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. 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.
  • D. Manassas station
    Manassas station is a historic passenger rail station in Manassas, Virginia, serving as a key stop for Virginia Railway Express commuter trains and Amtrak services.
  • E. Herndon station
    Herndon station is a Washington Metro rail station in Herndon, Virginia, on the Silver Line serving the Dulles Technology Corridor and surrounding suburbs.
  • 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_69a88aaa9250819095e127d0d77e8a32 completed March 4, 2026, 7:40 p.m.
NER Named-entity recognition batch_69abc12029548190af9f2cdd7a4de2d6 completed March 7, 2026, 6:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae71c487908190903e06bcb2393484 completed March 9, 2026, 7:07 a.m.
NEDg Description generation batch_69ae74e965048190b23702edc66d93f7 completed March 9, 2026, 7:21 a.m.
NED2 Entity disambiguation (via description) batch_69ae753b3f0481908cdfabc438d8aa04 completed March 9, 2026, 7:22 a.m.
Created at: March 4, 2026, 7:47 p.m.