Triple

T6629066
Position Surface form Disambiguated ID Type / Status
Subject Amtrak Sunset Limited E149874 entity
Predicate operatedBy P86 FINISHED
Object Amtrak Long Distance Service Line 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 Long Distance Service Line | Statement: [Amtrak Sunset Limited, operatedBy, Amtrak Long Distance Service Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Amtrak Long Distance Service Line
Context triple: [Amtrak Sunset Limited, operatedBy, Amtrak Long Distance Service Line]
  • A. Amtrak corridor services
    Amtrak corridor services are short- to medium-distance intercity passenger rail routes that connect major cities and regions across the United States with frequent, higher-speed train service.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. Amtrak Empire Service
    Amtrak Empire Service is a passenger rail route in New York State that connects New York City with upstate destinations such as Albany, Buffalo, and Niagara Falls.
  • 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_69c687ee50048190aa151765bef16193 completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6afa4a08481908cb5a554f388f32a completed March 27, 2026, 4:26 p.m.
NED1 Entity disambiguation (via context triple) batch_69c70ae8248081909a0f6628583f4626 completed March 27, 2026, 10:55 p.m.
Created at: March 27, 2026, 1:59 p.m.