Triple

T9298076
Position Surface form Disambiguated ID Type / Status
Subject Amtrak single-level passenger cars E223690 entity
Predicate hasVariant P455 FINISHED
Object Amfleet I E127705 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: Amfleet I | Statement: [Amtrak single-level passenger cars, hasVariant, Amfleet I]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Amfleet I
Context triple: [Amtrak single-level passenger cars, hasVariant, Amfleet I]
  • A. Amfleet I coaches chosen
    Amfleet I coaches are single-level, tubular stainless-steel passenger railcars built by Budd in the 1970s for Amtrak’s short- to medium-distance corridor services, especially in the Northeastern United States.
  • B. Amfleet railcar family
    The Amfleet railcar family is a series of stainless-steel, tubular passenger coaches built by Budd for Amtrak in the 1970s and 1980s, widely used on intercity and regional routes across the United States.
  • C. Amfleet cafe car
    The Amfleet cafe car is a type of Amtrak passenger railcar equipped with a food-service area and seating, commonly used on intercity routes in the United States.
  • D. Amfleet II coaches
    Amfleet II coaches are long-distance passenger railcars used by Amtrak, known for their single-level design, enhanced seating comfort, and use on overnight and extended-route services in the United States.
  • E. Chevrolet City Express
    The Chevrolet City Express is a compact cargo van developed for urban commercial use, based on the Nissan NV200 and sold under the Chevrolet brand in North America.
  • 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_69ca8423edb08190bc0c91287a484768 completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd089e3ae88190aa4181cdd85a67b8 completed April 1, 2026, 11:59 a.m.
NED1 Entity disambiguation (via context triple) batch_69d0b251c4148190a94fafdc23a601d6 completed April 4, 2026, 6:40 a.m.
Created at: March 30, 2026, 7:36 p.m.