Triple

T1030890
Position Surface form Disambiguated ID Type / Status
Subject Jackson Graham Building E22247 entity
Predicate organizationHeadquarteredHere P17490 FINISHED
Object Washington Metropolitan Area Transit Authority E2776 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 Transit Authority | Statement: [Jackson Graham Building, organizationHeadquarteredHere, Washington Metropolitan Area Transit Authority]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Washington Metropolitan Area Transit Authority
Context triple: [Jackson Graham Building, organizationHeadquarteredHere, Washington Metropolitan Area Transit Authority]
  • A. Washington Metropolitan Area Transit Authority chosen
    The Washington Metropolitan Area Transit Authority is the agency that manages public transportation services, including Metrorail and Metrobus, in the Washington, D.C. metropolitan region.
  • B. Maryland Transit Administration
    The Maryland Transit Administration is the state agency responsible for operating and overseeing public transportation services in Maryland, including bus, rail, and commuter transit systems.
  • C. Washington Metrorail Safety Commission
    The Washington Metrorail Safety Commission is an independent oversight agency responsible for monitoring, investigating, and enforcing safety practices across the Washington, D.C. region’s Metrorail transit system.
  • D. Maryland Transportation Authority
    The Maryland Transportation Authority is the state agency responsible for financing, operating, and maintaining Maryland’s toll roads, bridges, and tunnels.
  • E. District of Columbia Department of Transportation
    The District of Columbia Department of Transportation is the city agency responsible for planning, constructing, and maintaining Washington, D.C.’s transportation infrastructure and services.
  • 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: organizationHeadquarteredHere
Context triple: [Jackson Graham Building, organizationHeadquarteredHere, Washington Metropolitan Area Transit Authority]
  • A. employerHeadquarters
    Indicates the location where an employer’s main corporate offices or central administrative operations are based.
  • B. agencyLocatedIn
    Indicates that an agency is situated or based within a specific geographic or administrative location.
  • C. headquartersFor chosen
    Indicates that a location serves as the main administrative center or base of operations for an organization or entity.
  • D. headquartersLocation
    Indicates the place where an organization’s main administrative center or principal office is located.
  • E. hasHeadquartersType
    Indicates the specific kind or classification of headquarters associated with an entity.
  • 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_69a493d848848190aed4011b34b2e8d3 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4b95d35888190a20593a278175df7 completed March 1, 2026, 10:10 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac661d6d4c8190a72cd52ec2a27e12 completed March 7, 2026, 5:53 p.m.
PD Predicate disambiguation batch_69a4b7276180819085c6b23501a6a6e0 completed March 1, 2026, 10:01 p.m.
Created at: March 1, 2026, 7:41 p.m.