Triple

T7546228
Position Surface form Disambiguated ID Type / Status
Subject Amtrak Acela E178408 entity
Predicate originalBrandName P21870 FINISHED
Object Acela Express E20525 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: Acela Express | Statement: [Amtrak Acela, originalBrandName, Acela Express]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Acela Express
Context triple: [Amtrak Acela, originalBrandName, Acela Express]
  • A. Acela chosen
    Acela is Amtrak’s high-speed train service in the Northeast Corridor, known for providing the fastest intercity rail travel in the United States between cities like Boston, New York, and Washington, D.C.
  • B. Amtrak Crescent
    Amtrak Crescent is a long-distance passenger train operated by Amtrak that runs daily between New York City and New Orleans, serving major cities along the U.S. East Coast and Deep South.
  • C. Amtrak Ethan Allen Express
    The Amtrak Ethan Allen Express is an intercity passenger train service that operates between New York City and Vermont, providing a key rail connection through the Hudson Valley and upstate New York.
  • D. Amtrak Sunset Limited
    The Amtrak Sunset Limited is a long-distance passenger train route that runs between the American South and West, offering overnight service with Superliner bi-level cars.
  • E. Amtrak Silver Meteor
    The Amtrak Silver Meteor is a long-distance passenger train that operates daily between New York City and Miami as part of Amtrak’s Silver Service.
  • 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: originalBrandName
Context triple: [Amtrak Acela, originalBrandName, Acela Express]
  • A. originalMarketingName chosen
    Indicates the original marketing or brand name under which an entity (such as a product or service) was first promoted or sold.
  • B. hasBrandName
    Indicates that an entity is associated with or identified by a specific brand name.
  • C. parentBrand
    Indicates that one brand is the overarching or owning brand from which another brand is derived or subordinated.
  • D. formerBrand
    Indicates that an entity was previously used or recognized as a brand for another entity but is no longer its current brand.
  • E. usedBrand
    Indicates that an entity has utilized, applied, or operated a particular brand in some context.
  • F. None of above.

Provenance (4 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_69c69f2cbe08819088f9eb0c03ef529b completed March 27, 2026, 3:15 p.m.
NER Named-entity recognition batch_69c6f89963ec8190ae7b8a2b9508c074 completed March 27, 2026, 9:37 p.m.
NED1 Entity disambiguation (via context triple) batch_69c84f2662f881909f65c936be9eab56 completed March 28, 2026, 9:59 p.m.
PD Predicate disambiguation batch_69c6f4daad6c8190af2b8ae88d2c8cb7 completed March 27, 2026, 9:21 p.m.
Created at: March 27, 2026, 3:48 p.m.