Triple

T6411041
Position Surface form Disambiguated ID Type / Status
Subject Clocker (portion of service heritage) E127704 entity
Predicate operatedOnInfrastructureOwner P6820 FINISHED
Object Amtrak-owned Northeast Corridor E2775 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-owned Northeast Corridor | Statement: [Clocker (portion of service heritage), operatedOnInfrastructureOwner, Amtrak-owned Northeast Corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Amtrak-owned Northeast Corridor
Context triple: [Clocker (portion of service heritage), operatedOnInfrastructureOwner, Amtrak-owned Northeast Corridor]
  • A. Amtrak Northeast Corridor routes
    Amtrak Northeast Corridor routes are the heavily traveled passenger rail lines connecting major cities from Boston through New York and Philadelphia to Washington, D.C., forming the busiest and most important rail corridor in the United States.
  • B. Amtrak Empire Corridor
    The Amtrak Empire Corridor is a major passenger rail route in New York State that connects New York City with Albany and other upstate cities along the Hudson River and beyond.
  • C. Amtrak Northeast Regional
    Amtrak Northeast Regional is a passenger rail service that provides frequent intercity connections between major cities in the northeastern United States, including Boston, New York, Philadelphia, and Washington, D.C.
  • D. Northeast Corridor chosen
    The Northeast Corridor is the busiest passenger rail line in the United States, running primarily Amtrak and commuter trains along the urbanized spine of the East Coast between major cities such as Washington, D.C., Philadelphia, New York City, and Boston.
  • E. Northeast Corridor Line (NJ Transit)
    The Northeast Corridor Line (NJ Transit) is a major commuter rail line in New Jersey that runs along Amtrak’s Northeast Corridor, connecting Trenton and New York City with numerous intermediate stops.
  • 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: operatedOnInfrastructureOwner
Context triple: [Clocker (portion of service heritage), operatedOnInfrastructureOwner, Amtrak-owned Northeast Corridor]
  • A. ownerOfInfrastructureUsed
    Indicates that one entity owns the infrastructure that is being used by another entity or activity.
  • B. hasInfrastructureOwner
    Indicates that one entity owns or is responsible for the infrastructure associated with another entity.
  • C. ownedInfrastructureClass
    Indicates that an entity possesses or controls infrastructure belonging to a specified class or category.
  • D. usesInfrastructure chosen
    Indicates that one entity makes use of, depends on, or operates through the infrastructure provided or managed by another entity.
  • E. operatedAs
    Indicates that an entity functioned or was used in the capacity, role, or identity of another entity for some period of time.
  • 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_69c0083723d88190b1e37b19df162c08 completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c068d0f2b88190af06c208d8c01d07 completed March 22, 2026, 10:10 p.m.
NED1 Entity disambiguation (via context triple) batch_69c638b7582481909640965acf261dff completed March 27, 2026, 7:58 a.m.
PD Predicate disambiguation batch_69c060f40ecc8190b1df17b96767675c completed March 22, 2026, 9:36 p.m.
Created at: March 22, 2026, 4:41 p.m.