Triple

T488441
Position Surface form Disambiguated ID Type / Status
Subject Washington Metrorail Safety Commission E9931 entity
Predicate replaces P101 FINISHED
Object Tri-State Oversight Committee
The Tri-State Oversight Committee was a former multi-jurisdictional body responsible for overseeing safety on the Washington Metro system before being succeeded by the Washington Metrorail Safety Commission.
 E61045 NE FINISHED

How this triple was built (4 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: Tri-State Oversight Committee | Statement: [Washington Metrorail Safety Commission, replaces, Tri-State Oversight Committee]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tri-State Oversight Committee
Context triple: [Washington Metrorail Safety Commission, replaces, Tri-State Oversight Committee]
  • A. Bi-State Development Agency
    The Bi-State Development Agency is a regional public authority that operates and oversees public transportation services, including Metro Transit, in the Greater St. Louis metropolitan area.
  • B. Metropolitan Council
    The Metropolitan Council is a regional governmental agency that plans and coordinates transit, housing, wastewater, and land use services for the Minneapolis–Saint Paul metropolitan area in Minnesota.
  • C. Central Auditing Commission
    The Central Auditing Commission is a party oversight body responsible for monitoring financial and organizational compliance within the party and reporting its findings to the Party Congress.
  • D. New York Independent Redistricting Commission
    The New York Independent Redistricting Commission is a bipartisan body responsible for drawing and proposing electoral district maps for New York’s state and congressional elections.
  • E. Middle Three Conference
    The Middle Three Conference was a small mid-20th-century American college athletic conference composed primarily of regional rivals in the northeastern United States.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Tri-State Oversight Committee
Triple: [Washington Metrorail Safety Commission, replaces, Tri-State Oversight Committee]
Generated description
The Tri-State Oversight Committee was a former multi-jurisdictional body responsible for overseeing safety on the Washington Metro system before being succeeded by the Washington Metrorail Safety Commission.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tri-State Oversight Committee
Target entity description: The Tri-State Oversight Committee was a former multi-jurisdictional body responsible for overseeing safety on the Washington Metro system before being succeeded by the Washington Metrorail Safety Commission.
  • A. Bi-State Development Agency
    The Bi-State Development Agency is a regional public authority that operates and oversees public transportation services, including Metro Transit, in the Greater St. Louis metropolitan area.
  • B. Metropolitan Council
    The Metropolitan Council is a regional governmental agency that plans and coordinates transit, housing, wastewater, and land use services for the Minneapolis–Saint Paul metropolitan area in Minnesota.
  • C. Central Auditing Commission
    The Central Auditing Commission is a party oversight body responsible for monitoring financial and organizational compliance within the party and reporting its findings to the Party Congress.
  • D. New York Independent Redistricting Commission
    The New York Independent Redistricting Commission is a bipartisan body responsible for drawing and proposing electoral district maps for New York’s state and congressional elections.
  • E. Middle Three Conference
    The Middle Three Conference was a small mid-20th-century American college athletic conference composed primarily of regional rivals in the northeastern United States.
  • F. None of above. chosen

Provenance (5 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_69a2e802e2908190ab17c9479e0b6412 completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2f0df764481909811d9483dfbc4aa completed Feb. 28, 2026, 1:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69a47471e5ac8190acfed4803183f11a completed March 1, 2026, 5:16 p.m.
NEDg Description generation batch_69a476527a6881909cc06330ae6bcbcb completed March 1, 2026, 5:24 p.m.
NED2 Entity disambiguation (via description) batch_69a4769c31f081909bc74682ed6fd9d6 completed March 1, 2026, 5:25 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.