Triple

T799422
Position Surface form Disambiguated ID Type / Status
Subject Tysons E17095 entity
Predicate hasLandmark P105 FINISHED
Object Greensboro Station
Greensboro Station is a Washington Metro Silver Line station serving the Tysons area of Fairfax County, Virginia.
E114865 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: Greensboro Station | Statement: [Tysons, hasLandmark, Greensboro Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Greensboro Station
Context triple: [Tysons, hasLandmark, Greensboro Station]
  • A. Cumberland station
    Cumberland station is a Chicago Transit Authority rapid transit stop on the Blue Line serving the city's Northwest Side and nearby suburbs with park-and-ride access to O'Hare International Airport and downtown Chicago.
  • B. 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.
  • C. Richmond station
    Richmond station is a major Bay Area Rapid Transit (BART) and Amtrak intermodal rail hub located in Richmond, California.
  • D. Martinsburg station
    Martinsburg station is a historic passenger rail station in Martinsburg, West Virginia, serving MARC commuter trains and Amtrak services on the former Baltimore & Ohio Railroad line.
  • E. 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.
  • 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: Greensboro Station
Triple: [Tysons, hasLandmark, Greensboro Station]
Generated description
Greensboro Station is a Washington Metro Silver Line station serving the Tysons area of Fairfax County, Virginia.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Greensboro Station
Target entity description: Greensboro Station is a Washington Metro Silver Line station serving the Tysons area of Fairfax County, Virginia.
  • A. Cumberland station
    Cumberland station is a Chicago Transit Authority rapid transit stop on the Blue Line serving the city's Northwest Side and nearby suburbs with park-and-ride access to O'Hare International Airport and downtown Chicago.
  • B. 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.
  • C. Richmond station
    Richmond station is a major Bay Area Rapid Transit (BART) and Amtrak intermodal rail hub located in Richmond, California.
  • D. Martinsburg station
    Martinsburg station is a historic passenger rail station in Martinsburg, West Virginia, serving MARC commuter trains and Amtrak services on the former Baltimore & Ohio Railroad line.
  • E. 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.
  • 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_69a49378b9c48190adbf5f62e5b7aca1 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a7cb26dc8190bdd3a278b8695873 completed March 1, 2026, 8:55 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac16f56bc0819094085d61f1f29f70 completed March 7, 2026, 12:15 p.m.
NEDg Description generation batch_69ac1841a6188190bca3ab98eb169d47 completed March 7, 2026, 12:21 p.m.
NED2 Entity disambiguation (via description) batch_69ac18afee148190ac7431327588c31b completed March 7, 2026, 12:23 p.m.
Created at: March 1, 2026, 7:38 p.m.