Triple

T254305
Position Surface form Disambiguated ID Type / Status
Subject Metrobus (Washington, D.C.) E5403 entity
Predicate isPublicTransportSystemOf P941 FINISHED
Object Washington metropolitan area E514 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: Washington metropolitan area | Statement: [Metrobus (Washington, D.C.), isPublicTransportSystemOf, Washington metropolitan area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Washington metropolitan area
Context triple: [Metrobus (Washington, D.C.), isPublicTransportSystemOf, Washington metropolitan area]
  • A. Washington metropolitan area chosen
    The Washington metropolitan area is a major U.S. urban region centered on the nation’s capital, encompassing Washington, D.C. and its surrounding suburbs in Maryland, Virginia, and West Virginia.
  • B. Southeast Washington, D.C.
    Southeast Washington, D.C. is a quadrant of the U.S. capital city known for its historic neighborhoods, including Capitol Hill, as well as major federal landmarks and rapidly redeveloping residential and commercial areas.
  • C. National Capital Region
    The National Capital Region is the federally designated area encompassing Canada’s capital, Ottawa, and its surrounding communities, serving as the administrative and symbolic heart of the country.
  • D. Southwest Washington, D.C.
    Southwest Washington, D.C. is a primarily residential and waterfront quadrant of the U.S. capital known for its redevelopment, cultural venues, and proximity to major federal landmarks.
  • E. Northeast Washington, D.C.
    Northeast Washington, D.C. is a largely residential quadrant of the U.S. capital that includes historic neighborhoods, commercial corridors, and parts of the city’s political and cultural core.
  • 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: isPublicTransportSystemOf
Context triple: [Metrobus (Washington, D.C.), isPublicTransportSystemOf, Washington metropolitan area]
  • A. busSystemName
    Indicates that a bus system is identified or referred to by a specific name.
  • B. hasLightRailSystem
    Indicates that a place possesses and operates a light rail transit system.
  • C. hasPublicTransportConnection
    Indicates that there is an available public transportation link or service connecting the related entities.
  • D. hasTransportationSystem chosen
    Indicates that an entity possesses, operates, or is served by an organized system for transporting people or goods.
  • E. hasRailSystem
    Indicates that an entity possesses or is served by a rail-based transportation system.
  • 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_69a2580a64ac8190ad76e34bb0715b5e completed Feb. 28, 2026, 2:50 a.m.
NER Named-entity recognition batch_69a25d548cac819081b1636b2a057c62 completed Feb. 28, 2026, 3:13 a.m.
NED1 Entity disambiguation (via context triple) batch_69a4528ce1b88190b4f14cadd58f8001 completed March 1, 2026, 2:51 p.m.
PD Predicate disambiguation batch_69a25b694c08819085bb4b256fa7736f completed Feb. 28, 2026, 3:05 a.m.
Created at: Feb. 28, 2026, 2:55 a.m.