Triple

T5219719
Position Surface form Disambiguated ID Type / Status
Subject Pacific Parlour Car E117839 entity
Predicate operatedByCompany P62102 FINISHED
Object National Railroad Passenger Corporation 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: National Railroad Passenger Corporation | Statement: [Pacific Parlour Car, operatedByCompany, National Railroad Passenger Corporation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: National Railroad Passenger Corporation
Context triple: [Pacific Parlour Car, operatedByCompany, National Railroad Passenger Corporation]
  • A. Consolidated Rail Corporation
    Consolidated Rail Corporation, commonly known as Conrail, was a major U.S. freight railroad created in the 1970s to take over and revitalize the operations of several bankrupt Northeastern railroads.
  • B. Amtrak chosen
    Amtrak is the United States’ national passenger railroad service, operating intercity and long-distance trains across much of the country.
  • C. Federal Passenger Company
    Federal Passenger Company is a major Russian rail operator responsible for long-distance passenger train services across Russia and neighboring countries.
  • D. Pan Am Railways
    Pan Am Railways was a regional freight railroad in New England, formerly known as Guilford Rail System, that operated an extensive network across the northeastern United States.
  • E. Association of American Railroads
    The Association of American Railroads is a trade group representing major freight and passenger railroads in North America, focusing on industry policy, safety standards, and technological research.
  • 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: operatedByCompany
Context triple: [Pacific Parlour Car, operatedByCompany, National Railroad Passenger Corporation]
  • A. operatedByCompanyHeadquarteredIn
    Indicates that an entity is operated by a company whose headquarters is located in a specified place.
  • B. operatedByBrand
    Indicates that an entity (such as a service, location, or product line) is run, managed, or controlled by a particular brand.
  • C. operatedAs
    Indicates that an entity functioned or was used in the capacity, role, or identity of another entity for some period of time.
  • D. operatesBy
    Indicates that an entity performs its function, action, or process through the use or application of another entity (e.g., a method, mechanism, or principle).
  • E. operatedByUnit
    Indicates that an entity (such as a system, device, or facility) is run, controlled, or managed by a specific organizational unit.
  • 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_69bd4465e03081909bfcfd7113062590 completed March 20, 2026, 12:58 p.m.
NER Named-entity recognition batch_69bd7ab6e63c8190964b2b65a0206134 completed March 20, 2026, 4:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69beeff0b15081908741aadfd351811c completed March 21, 2026, 7:22 p.m.
PD Predicate disambiguation batch_69bd77bd2a448190a9ae5afd2585a7b9 completed March 20, 2026, 4:37 p.m.
PDg Predicate description generation batch_69bd78a89b608190b259d3d8658f8f7c completed March 20, 2026, 4:41 p.m.
Created at: March 20, 2026, 1:48 p.m.