Triple

T13346485
Position Surface form Disambiguated ID Type / Status
Subject Rapidan River E317963 entity
Predicate hasCrossing P416 FINISHED
Object Rapidan Station
Rapidan Station is a historic railroad depot and unincorporated community in Virginia, known for its location along the Rapidan River and its role in regional transportation and Civil War history.
E1035685 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: Rapidan Station | Statement: [Rapidan River, hasCrossing, Rapidan Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Rapidan Station
Context triple: [Rapidan River, hasCrossing, Rapidan Station]
  • A. Lorton station
    Lorton station is the northern terminus of Amtrak’s Auto Train service, located in Lorton, Virginia.
  • B. Brunswick Station
    Brunswick Station is a passenger rail station in Brunswick, Maine, serving as a terminus for Amtrak’s Downeaster service and a local transportation hub.
  • C. 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.
  • D. Rockville station
    Rockville station is a commuter rail and transit hub in Rockville, Maryland, served by MARC’s Brunswick Line and Washington Metro’s Red Line.
  • E. 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.
  • 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: Rapidan Station
Triple: [Rapidan River, hasCrossing, Rapidan Station]
Generated description
Rapidan Station is a historic railroad depot and unincorporated community in Virginia, known for its location along the Rapidan River and its role in regional transportation and Civil War history.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Rapidan Station
Target entity description: Rapidan Station is a historic railroad depot and unincorporated community in Virginia, known for its location along the Rapidan River and its role in regional transportation and Civil War history.
  • A. Lorton station
    Lorton station is the northern terminus of Amtrak’s Auto Train service, located in Lorton, Virginia.
  • B. Brunswick Station
    Brunswick Station is a passenger rail station in Brunswick, Maine, serving as a terminus for Amtrak’s Downeaster service and a local transportation hub.
  • C. 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.
  • D. Rockville station
    Rockville station is a commuter rail and transit hub in Rockville, Maryland, served by MARC’s Brunswick Line and Washington Metro’s Red Line.
  • E. 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.
  • 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_69d806b5a3c08190b42c267fb092f98a completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d99e89c65c819093f3bea11d6073c5 completed April 11, 2026, 1:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69f71f439b3c8190b35fd4d097d65068 completed May 3, 2026, 10:11 a.m.
NEDg Description generation batch_69f7204ac36c8190a04e921442489e9c completed May 3, 2026, 10:15 a.m.
NED2 Entity disambiguation (via description) batch_69f7221887208190ac98945a023bc496 completed May 3, 2026, 10:23 a.m.
Created at: April 9, 2026, 9:31 p.m.