Triple

T68892
Position Surface form Disambiguated ID Type / Status
Subject Washington Metro E1376 entity
Predicate safetyAuthority P125 FINISHED
Object Washington Metrorail Safety Commission E9931 NE FINISHED

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 Metrorail Safety Commission | Statement: [Washington Metro, safetyAuthority, Washington Metrorail Safety Commission]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Washington Metrorail Safety Commission
Context triple: [Washington Metro, safetyAuthority, Washington Metrorail Safety Commission]
  • A. Washington Metrorail Safety Commission chosen
    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.
  • B. Washington Metropolitan Area Transit Authority
    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.
  • C. Washington Metro
    Washington Metro is the rapid transit system serving the Washington, D.C. metropolitan area, known for its extensive rail network connecting the city with its suburbs in Maryland and Virginia.
  • D. Metropolitan Washington Airports Authority
    The Metropolitan Washington Airports Authority is an independent regional agency that manages and operates major airports serving the Washington, D.C. metropolitan area.
  • E. Metropolitan Washington Council of Governments
    The Metropolitan Washington Council of Governments is a regional organization that brings together local governments in the greater Washington, D.C. area to coordinate planning, policy, and services on issues such as transportation, the environment, and public safety.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69a24c06b3bc8190aa4ac89026115efc completed Feb. 28, 2026, 1:59 a.m.
NER Named-entity recognition batch_69a24f0333dc8190a29d28cbf6e4e813 completed Feb. 28, 2026, 2:12 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2bf646ce88190b7c48f66c786e6bd completed Feb. 28, 2026, 10:11 a.m.
Created at: Feb. 28, 2026, 2:03 a.m.