Triple

T22736207
Position Surface form Disambiguated ID Type / Status
Subject Alexandria DASH bus system E562277 entity
Predicate connectsWith P37 FINISHED
Object Washington Metropolitan Area Transit Authority — NE NERFINISHED

How this triple was built (2 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: [Alexandria DASH bus system, connectsWith, 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: [Alexandria DASH bus system, connectsWith, 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. Capital Area Transit
    Capital Area Transit was the former name of Raleigh, North Carolina’s primary public bus system, now known as GoRaleigh.
  • E. Richmond Metropolitan Transportation Authority
    The Richmond Metropolitan Transportation Authority is a regional public agency that develops, operates, and maintains toll roads, bridges, and parking facilities in the Richmond, Virginia area.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e24550859c81908727d91efc3a81b4 completed April 17, 2026, 2:36 p.m.
NER Named-entity recognition batch_69f1796fc2a88190a4d86b421345b088 completed April 29, 2026, 3:22 a.m.
Created at: April 17, 2026, 3:22 p.m.