Triple

T7772790
Position Surface form Disambiguated ID Type / Status
Subject K Street NW E179112 entity
Predicate hasPublicTransitAccessVia P3791 FINISHED
Object Farragut North station (nearby on Red Line)
Farragut North station is a Washington Metro Red Line subway station located in downtown Washington, D.C., serving the Farragut Square and K Street business district.
E687735 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: Farragut North station (nearby on Red Line) | Statement: [K Street NW, hasPublicTransitAccessVia, Farragut North station (nearby on Red Line)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Farragut North station (nearby on Red Line)
Context triple: [K Street NW, hasPublicTransitAccessVia, Farragut North station (nearby on Red Line)]
  • A. Arlington Street subway station (nearby access)
    Arlington Street subway station (nearby access) is a Green Line MBTA subway stop in Boston’s Back Bay area that serves as a primary transit entry point for visitors to the adjacent Boston Public Garden and surrounding neighborhoods.
  • B. Kenmore station on MBTA Green Line (nearby)
    Kenmore station on the MBTA Green Line is a major Boston transit hub near Fenway Park that serves multiple Green Line branches and connects riders to surrounding neighborhoods and commuter rail stations.
  • C. Washington Metro Silver Line (nearby stations)
    The Washington Metro Silver Line is a rapid transit line in the Washington, D.C. metropolitan area that extends service into Northern Virginia suburbs, including stations near Ashburn.
  • D. MBTA Green Line D branch (nearby stations)
    The MBTA Green Line D branch is a light rail line in Greater Boston that runs between downtown Boston and several western suburbs, including Newton, providing frequent local transit service.
  • E. Waterfront station (Green Line, Washington Metro)
    Waterfront station is a Washington Metro Green Line subway station serving the Southwest Waterfront neighborhood in Washington, D.C.
  • 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: Farragut North station (nearby on Red Line)
Triple: [K Street NW, hasPublicTransitAccessVia, Farragut North station (nearby on Red Line)]
Generated description
Farragut North station is a Washington Metro Red Line subway station located in downtown Washington, D.C., serving the Farragut Square and K Street business district.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Farragut North station (nearby on Red Line)
Target entity description: Farragut North station is a Washington Metro Red Line subway station located in downtown Washington, D.C., serving the Farragut Square and K Street business district.
  • A. Arlington Street subway station (nearby access)
    Arlington Street subway station (nearby access) is a Green Line MBTA subway stop in Boston’s Back Bay area that serves as a primary transit entry point for visitors to the adjacent Boston Public Garden and surrounding neighborhoods.
  • B. Kenmore station on MBTA Green Line (nearby)
    Kenmore station on the MBTA Green Line is a major Boston transit hub near Fenway Park that serves multiple Green Line branches and connects riders to surrounding neighborhoods and commuter rail stations.
  • C. Washington Metro Silver Line (nearby stations)
    The Washington Metro Silver Line is a rapid transit line in the Washington, D.C. metropolitan area that extends service into Northern Virginia suburbs, including stations near Ashburn.
  • D. MBTA Green Line D branch (nearby stations)
    The MBTA Green Line D branch is a light rail line in Greater Boston that runs between downtown Boston and several western suburbs, including Newton, providing frequent local transit service.
  • E. Waterfront station (Green Line, Washington Metro)
    Waterfront station is a Washington Metro Green Line subway station serving the Southwest Waterfront neighborhood in Washington, D.C.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasPublicTransitAccessVia
Context triple: [K Street NW, hasPublicTransitAccessVia, Farragut North station (nearby on Red Line)]
  • A. hasPublicTransitRoute
    Indicates that there exists a public transportation route (such as a bus, train, or tram line) connecting or serving the related entities.
  • B. hasPublicTransitMode
    Indicates that a location, route, or service is associated with or supports a specific mode of public transportation (e.g., bus, train, tram).
  • C. hasPublicTransitFunction
    Indicates that something serves a role or provides a service related to public transportation operations or infrastructure.
  • D. hasPublicTransitProvider
    Indicates that a place or region is served by a specific public transit operating organization or agency.
  • E. hasPublicTransportConnection chosen
    Indicates that there is an available public transportation link or service connecting the related entities.
  • 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_69c69f30602c819082ab52cd4af5c592 completed March 27, 2026, 3:16 p.m.
NER Named-entity recognition batch_69c7046048688190a6cbc64e82b58eca completed March 27, 2026, 10:27 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8c7ee407881908e591d216c504b24 completed March 29, 2026, 6:34 a.m.
NEDg Description generation batch_69c8c8b84f88819086ecd371b62e2b5b completed March 29, 2026, 6:37 a.m.
NED2 Entity disambiguation (via description) batch_69c8c917a1308190ab2c8e70d6ed8c0e completed March 29, 2026, 6:39 a.m.
PD Predicate disambiguation batch_69c7016f4ce881909c2e9f610255187b completed March 27, 2026, 10:15 p.m.
Created at: March 27, 2026, 4:11 p.m.