Triple

T1384224
Position Surface form Disambiguated ID Type / Status
Subject Paoli/Thorndale Line E29807 entity
Predicate usesRailwayLine P15040 FINISHED
Object Keystone Corridor E15785 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: Keystone Corridor | Statement: [Paoli/Thorndale Line, usesRailwayLine, Keystone Corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Keystone Corridor
Context triple: [Paoli/Thorndale Line, usesRailwayLine, Keystone Corridor]
  • A. Keystone Corridor chosen
    Keystone Corridor is a major passenger rail route in Pennsylvania that connects Philadelphia with Harrisburg and other central Pennsylvania destinations.
  • B. Paoli/Thorndale Line
    The Paoli/Thorndale Line is a major commuter rail route in the Philadelphia region that runs west from Center City to Paoli and Thorndale, serving numerous suburban communities along the former Pennsylvania Railroad Main Line.
  • C. Great Western Main Line
    The Great Western Main Line is a major intercity railway route in England that connects London with key cities in the west, including Bristol and South Wales.
  • D. Main Line (Philadelphia to Pittsburgh)
    Main Line (Philadelphia to Pittsburgh) was a major east–west rail corridor across Pennsylvania that formed the core route linking Philadelphia and Pittsburgh and became central to the state’s transportation and economic development.
  • E. Trenton Line
    Trenton Line is a commuter rail service in the Philadelphia region operated by SEPTA Regional Rail, connecting Center City Philadelphia with Trenton, New Jersey.
  • 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: usesRailwayLine
Context triple: [Paoli/Thorndale Line, usesRailwayLine, Keystone Corridor]
  • A. usesRailInfrastructureOf chosen
    Indicates that one entity operates on, accesses, or otherwise makes use of the rail infrastructure owned or managed by another entity.
  • B. railwayLine
    Indicates that there is a railway line connection or route associated with or passing through the referenced entity.
  • C. hasRailSystem
    Indicates that an entity possesses or is served by a rail-based transportation system.
  • D. railwayUse
    Indicates that something is used as, or functions in the capacity of, a railway or rail-based transportation facility.
  • E. formerRailwayLine
    Indicates that a railway line previously existed in the past but is no longer in operation or has been decommissioned.
  • 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_69a498dc92f8819094a1108f8ac90f43 completed March 1, 2026, 7:51 p.m.
NER Named-entity recognition batch_69a4c33896548190b44f70c9aaaed9b6 completed March 1, 2026, 10:52 p.m.
NED1 Entity disambiguation (via context triple) batch_69acd48e046c8190bc4820d6c4ce907d completed March 8, 2026, 1:44 a.m.
PD Predicate disambiguation batch_69a4befe343c81909f758440a531b5be completed March 1, 2026, 10:34 p.m.
Created at: March 1, 2026, 7:59 p.m.