Triple

T6206225
Position Surface form Disambiguated ID Type / Status
Subject Stafford, Virginia E138752 entity
Predicate hasNearbyTransportationFacility P6208 FINISHED
Object Stafford (Amtrak station)
Stafford (Amtrak station) is a passenger rail station in Stafford, Virginia, served by Amtrak trains along the busy Northeast Corridor.
E576172 NE FINISHED

How this triple was built (5 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: Stafford (Amtrak station) | Statement: [Stafford, Virginia, hasNearbyTransportationFacility, Stafford (Amtrak station)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Stafford (Amtrak station)
Context triple: [Stafford, Virginia, hasNearbyTransportationFacility, Stafford (Amtrak station)]
  • A. Washington/Wells station
    Washington/Wells station is an elevated Chicago 'L' train station in the Loop that serves multiple CTA lines, including the Orange Line.
  • B. Porter station
    Porter station is a major MBTA transit hub in Cambridge, Massachusetts, serving both Red Line subway and commuter rail trains beneath Porter Square.
  • C. Belmont station
    Belmont station is a commuter rail stop in Downers Grove, Illinois, served by Metra’s BNSF Railway Line connecting the suburb to downtown Chicago.
  • D. Belmont station
    Belmont station is a major Chicago Transit Authority 'L' station on the North Side that serves as a key transfer point between multiple rapid transit lines.
  • E. Braintree station
    Braintree station is a Massachusetts Bay Transportation Authority (MBTA) rapid transit and commuter rail station in Braintree, Massachusetts, serving as a major park-and-ride hub on Boston’s South Shore.
  • 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: Stafford (Amtrak station)
Triple: [Stafford, Virginia, hasNearbyTransportationFacility, Stafford (Amtrak station)]
Generated description
Stafford (Amtrak station) is a passenger rail station in Stafford, Virginia, served by Amtrak trains along the busy Northeast Corridor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Stafford (Amtrak station)
Target entity description: Stafford (Amtrak station) is a passenger rail station in Stafford, Virginia, served by Amtrak trains along the busy Northeast Corridor.
  • A. Washington/Wells station
    Washington/Wells station is an elevated Chicago 'L' train station in the Loop that serves multiple CTA lines, including the Orange Line.
  • B. Porter station
    Porter station is a major MBTA transit hub in Cambridge, Massachusetts, serving both Red Line subway and commuter rail trains beneath Porter Square.
  • C. Belmont station
    Belmont station is a commuter rail stop in Downers Grove, Illinois, served by Metra’s BNSF Railway Line connecting the suburb to downtown Chicago.
  • D. Belmont station
    Belmont station is a major Chicago Transit Authority 'L' station on the North Side that serves as a key transfer point between multiple rapid transit lines.
  • E. Braintree station
    Braintree station is a Massachusetts Bay Transportation Authority (MBTA) rapid transit and commuter rail station in Braintree, Massachusetts, serving as a major park-and-ride hub on Boston’s South Shore.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasNearbyTransportationFacility
Context triple: [Stafford, Virginia, hasNearbyTransportationFacility, Stafford (Amtrak station)]
  • A. hasNearbyFacility
    Indicates that one entity is located close to or in the vicinity of a particular facility.
  • B. hasPublicTransportStop
    Indicates that a location or area contains or is served by a public transport stop, such as a bus, tram, or train stop.
  • C. transportationNearby chosen
    Indicates that there is a transportation facility or service located close to the referenced entity.
  • D. hasNearbyRailwayStation
    Indicates that a railway station is located within a short or convenient distance from the referenced entity.
  • E. hasNearbyLandUse
    Indicates that one land area is located close to another area characterized by a specific type of land use.
  • F. None of above.

Provenance (6 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_69c008acbea48190991c6b834bb45d65 completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c0626f85748190a94448117a85fd78 completed March 22, 2026, 9:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69c16f47b04c81909bfe20305911f5f2 completed March 23, 2026, 4:50 p.m.
NEDg Description generation batch_69c1f5a1374481909117f2d8582ef195 completed March 24, 2026, 2:23 a.m.
NED2 Entity disambiguation (via description) batch_69c1f60573a481909440f2ba7ef01f79 completed March 24, 2026, 2:25 a.m.
PD Predicate disambiguation batch_69c055fdea3c81908f5d910f0d36234a completed March 22, 2026, 8:50 p.m.
Created at: March 22, 2026, 4:20 p.m.