Triple

T5390586
Position Surface form Disambiguated ID Type / Status
Subject Addison Road–Seat Pleasant station E120313 entity
Predicate formerTerminalOf P28772 FINISHED
Object Blue Line (Washington Metro) E22857 NE FINISHED

How this triple was built (3 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: Blue Line (Washington Metro) | Statement: [Addison Road–Seat Pleasant station, formerTerminalOf, Blue Line (Washington Metro)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Blue Line (Washington Metro)
Context triple: [Addison Road–Seat Pleasant station, formerTerminalOf, Blue Line (Washington Metro)]
  • A. Blue Line (Washington Metro) chosen
    The Blue Line is one of the primary rapid transit lines of the Washington Metro system, running through downtown Washington, D.C., and connecting key locations in Virginia and Maryland.
  • B. Orange Line (Washington Metro)
    The Orange Line of the Washington Metro is a rapid transit line in the Washington, D.C. metropolitan area that runs generally east–west, connecting suburbs in Virginia and Maryland with downtown Washington.
  • C. Washington Metro Green Line
    The Washington Metro Green Line is a rapid transit line in the Washington, D.C. metropolitan area that runs north–south through the city and into surrounding suburbs, including Prince George’s County, Maryland.
  • D. Washington Metro Red Line
    The Washington Metro Red Line is a major rapid transit route in the Washington, D.C. metropolitan area, running through key downtown and suburban corridors as part of the region’s primary subway system.
  • E. Washington Metro Silver Line
    The Washington Metro Silver Line is a rapid transit line in the Washington, D.C. metropolitan area that extends service to Northern Virginia suburbs including Tysons and Reston.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: formerTerminalOf
Context triple: [Addison Road–Seat Pleasant station, formerTerminalOf, Blue Line (Washington Metro)]
  • A. formerTerminusFor chosen
    Indicates that a location once served as the endpoint or final stop of a route, line, or service, but no longer holds that status.
  • B. terminusFrom
    Indicates that something serves as the endpoint or final destination from which a route, path, or connection originates.
  • C. locatedAtTerminusOf
    Indicates that one entity is situated at the end point or final terminus of another entity, such as a route, line, or path.
  • D. sisterTerminal
    Indicates that two terminals share a sibling-like relationship, typically meaning they are distinct but related endpoints within the same larger system or structure.
  • E. associatedWithTerminal
    Indicates that one entity has a defined relationship or linkage to a specific terminal or endpoint within a system or structure.
  • F. None of above.

Provenance (4 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_69bd46354c648190a38b26f107010a96 completed March 20, 2026, 1:05 p.m.
NER Named-entity recognition batch_69bd87185f788190bd5244a1f7dbb5c8 completed March 20, 2026, 5:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf8bc6c2d08190b3b83504b7a3fbcb completed March 22, 2026, 6:27 a.m.
PD Predicate disambiguation batch_69bd8463a9c88190bd760378f3026180 completed March 20, 2026, 5:31 p.m.
Created at: March 20, 2026, 2:04 p.m.