Triple

T7854525
Position Surface form Disambiguated ID Type / Status
Subject Philadelphia–Harrisburg E182138 entity
Predicate corridorName P3034 FINISHED
Object Keystone Corridor E15785 NE FINISHED

How this triple was built (2 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: [Philadelphia–Harrisburg, corridorName, Keystone Corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Keystone Corridor
Context triple: [Philadelphia–Harrisburg, corridorName, 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. Panhandle Route of the Pennsylvania Railroad
    The Panhandle Route of the Pennsylvania Railroad was a major historic rail line that connected Pittsburgh with the American Midwest, serving as an important freight and passenger corridor in the 19th and early 20th centuries.
  • D. 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.
  • E. Western Main Line
    The Western Main Line is one of Sweden’s principal railway routes, connecting Stockholm with major cities to the west and south, and serving as a key corridor for both passenger and freight traffic.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69ca82869ee08190b8f9040dbc2c0467 completed March 30, 2026, 2:02 p.m.
NER Named-entity recognition batch_69cb1a72cfdc8190a3186c4c2894f571 completed March 31, 2026, 12:50 a.m.
NED1 Entity disambiguation (via context triple) batch_69cb5b27e9b081909a0574458ddf43b0 completed March 31, 2026, 5:27 a.m.
Created at: March 30, 2026, 4:51 p.m.