Triple

T1893097
Position Surface form Disambiguated ID Type / Status
Subject Cardinal (train) E41916 entity
Predicate primaryRailroadCompany P5620 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: [Cardinal (train), primaryRailroadCompany, National Railroad Passenger Corporation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: National Railroad Passenger Corporation
Context triple: [Cardinal (train), primaryRailroadCompany, 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: primaryRailroadCompany
Context triple: [Cardinal (train), primaryRailroadCompany, National Railroad Passenger Corporation]
  • A. railwayCompany chosen
    Indicates that one entity is a railway company that owns, operates, or manages railway services or infrastructure in relation to another entity.
  • B. originalRailroadName
    Indicates the name of the railroad as it was originally known or designated, before any later changes such as mergers, rebrandings, or renamings.
  • C. formerRailroad
    Indicates that an entity was previously a railroad but no longer functions as one.
  • D. servedByRailroad
    Indicates that a location or facility is provided with transportation or service by a railroad line or company.
  • E. followsFormerRailroad
    Indicates that something is aligned with or traces the route of a former railroad line.
  • 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_69a8864b6de0819098d089f6a1b910a7 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69abb1480a6c81909fcf5cce4c42fed4 completed March 7, 2026, 5:02 a.m.
NED1 Entity disambiguation (via context triple) batch_69addf6aba788190bb30420375b5db7f completed March 8, 2026, 8:43 p.m.
PD Predicate disambiguation batch_69abafe7e7e88190b58c0df59187c0c2 completed March 7, 2026, 4:56 a.m.
Created at: March 4, 2026, 7:34 p.m.