Triple

T7972735
Position Surface form Disambiguated ID Type / Status
Subject Chicago–San Antonio via Texas Eagle E185365 entity
Predicate railNetwork P522 FINISHED
Object Amtrak national network E496718 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: Amtrak national network | Statement: [Chicago–San Antonio via Texas Eagle, railNetwork, Amtrak national network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Amtrak national network
Context triple: [Chicago–San Antonio via Texas Eagle, railNetwork, Amtrak national network]
  • A. Amtrak
    Amtrak is the United States’ national passenger railroad service, operating intercity and long-distance trains across much of the country.
  • B. Amtrak Northeast Corridor routes
    Amtrak Northeast Corridor routes are the heavily traveled passenger rail lines connecting major cities from Boston through New York and Philadelphia to Washington, D.C., forming the busiest and most important rail corridor in the United States.
  • C. Amtrak long-distance routes chosen
    Amtrak long-distance routes are the United States’ cross-country and overnight passenger train services that connect major cities and regions over extended distances.
  • D. U.S. intercity passenger rail network
    The U.S. intercity passenger rail network is a nationwide system of medium- and long-distance train routes, primarily operated by Amtrak, that connects major cities and regions across the United States.
  • E. Amtrak Empire Corridor
    The Amtrak Empire Corridor is a major passenger rail route in New York State that connects New York City with Albany and other upstate cities along the Hudson River and beyond.
  • 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_69ca8297699481909b75a405f01e03af completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb3bd580dc819084be5b7963b6029c completed March 31, 2026, 3:13 a.m.
NED1 Entity disambiguation (via context triple) batch_69cc63b3ddc8819094f353804504c911 completed April 1, 2026, 12:15 a.m.
Created at: March 30, 2026, 5:13 p.m.