Triple

T10422829
Position Surface form Disambiguated ID Type / Status
Subject Gateway Program E245701 entity
Predicate railOperatorBeneficiary P93498 FINISHED
Object Amtrak E1072 NE FINISHED

How this triple was built (3 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 | Statement: [Gateway Program, railOperatorBeneficiary, Amtrak]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Amtrak
Context triple: [Gateway Program, railOperatorBeneficiary, Amtrak]
  • A. Amtrak chosen
    Amtrak is the United States’ national passenger railroad service, operating intercity and long-distance trains across much of the country.
  • B. Amtrak California
    Amtrak California is a state-supported intercity passenger rail program in California that oversees and brands several regional Amtrak routes, including the Capitol Corridor, San Joaquins, and Pacific Surfliner.
  • C. Amtrak Thruway Motorcoach
    Amtrak Thruway Motorcoach is a network of intercity bus services that connect communities without rail stations to Amtrak’s passenger train system across various regions in the United States.
  • D. Amtrak Keystone Service
    Amtrak Keystone Service is a passenger rail service operated by Amtrak that runs primarily between New York City and Harrisburg, Pennsylvania, providing frequent regional connections along the Keystone Corridor.
  • E. Amtrak Heartland Flyer
    The Amtrak Heartland Flyer is a daily passenger train route that operates between Oklahoma City, Oklahoma, and Fort Worth, Texas, providing regional rail service through the Southern Plains.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: railOperatorBeneficiary
Context triple: [Gateway Program, railOperatorBeneficiary, Amtrak]
  • A. trainOperator
    Indicates that one entity operates, manages, or runs train services for another entity or within a specific rail system.
  • B. railFranchise
    Indicates a contractual relationship in which a company is granted the right to operate rail services or manage rail infrastructure within a specified area or route.
  • C. formerRailOperator
    Indicates that an entity previously operated a rail service or railway system but no longer does so.
  • D. hasLocalRailOperator
    Indicates that a specified rail operator is responsible for providing local or regional rail services within a particular area or network.
  • E. hasRailOperatorNamedAfter
    Indicates that a rail operator is named after the specified entity.
  • 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_69d381bf3dc08190bf35a2643e4e8f22 completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4ea2de4d48190aee65b3f6ec3cc48 completed April 7, 2026, 11:27 a.m.
NED1 Entity disambiguation (via context triple) batch_69d89f8a5b00819080c303bb0fc82f5a completed April 10, 2026, 6:58 a.m.
PD Predicate disambiguation batch_69d4dfb9d3648190aaabed901f22a8c0 completed April 7, 2026, 10:43 a.m.
PDg Predicate description generation batch_69d4e91de3088190ae89cbb12fb29db8 completed April 7, 2026, 11:23 a.m.
Created at: April 6, 2026, 12:12 p.m.