Triple

T214625
Position Surface form Disambiguated ID Type / Status
Subject 2009 Red Line collision E4791 entity
Predicate investigatedBy P6157 FINISHED
Object National Transportation Safety Board E22950 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: National Transportation Safety Board | Statement: [2009 Red Line collision, investigatedBy, National Transportation Safety Board]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: National Transportation Safety Board
Context triple: [2009 Red Line collision, investigatedBy, National Transportation Safety Board]
  • A. National Transportation Safety Board chosen
    The National Transportation Safety Board is an independent U.S. government agency responsible for investigating civil transportation accidents and issuing safety recommendations across aviation, highway, marine, rail, and pipeline sectors.
  • B. United States Department of Transportation
    The United States Department of Transportation is a federal executive department responsible for national transportation policy, safety regulation, and infrastructure across modes such as highways, aviation, rail, and transit.
  • C. Federal Aviation Administration
    The Federal Aviation Administration is the U.S. government agency responsible for regulating and overseeing all aspects of civil aviation safety and operations.
  • D. Air Navigation Commission
    The Air Navigation Commission is a technical body within the International Civil Aviation Organization responsible for developing and recommending international standards and procedures for air navigation and aviation safety.
  • E. National Highway Traffic Safety Administration
    The National Highway Traffic Safety Administration is a U.S. federal agency responsible for improving road safety by setting and enforcing vehicle performance standards, investigating defects, and promoting traffic safety initiatives.
  • 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_69a2575cb1dc8190a01ad332426dc339 completed Feb. 28, 2026, 2:47 a.m.
NER Named-entity recognition batch_69a25c32ae208190a03d504ef43ea659 completed Feb. 28, 2026, 3:08 a.m.
NED1 Entity disambiguation (via context triple) batch_69a33e3f66888190a05ddcb0af4d3c5f completed Feb. 28, 2026, 7:13 p.m.
Created at: Feb. 28, 2026, 2:52 a.m.