Triple

T10614966
Position Surface form Disambiguated ID Type / Status
Subject Pennsylvanian (train) E276093 entity
Predicate operatesOn P23 FINISHED
Object Northeast Corridor (New York–Philadelphia segment) E2775 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: Northeast Corridor (New York–Philadelphia segment) | Statement: [Pennsylvanian (train), operatesOn, Northeast Corridor (New York–Philadelphia segment)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Northeast Corridor (New York–Philadelphia segment)
Context triple: [Pennsylvanian (train), operatesOn, Northeast Corridor (New York–Philadelphia segment)]
  • A. 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.
  • B. New York–Scranton corridor
    The New York–Scranton corridor is a historically significant rail route linking New York City with Scranton, Pennsylvania, that served as a key passenger and freight artery in the northeastern United States.
  • C. Philadelphia–Camden corridor
    The Philadelphia–Camden corridor is a major bi-state urban and transportation axis linking Philadelphia, Pennsylvania, with Camden, New Jersey, and surrounding communities.
  • D. I-95 Northeast Corridor
    The I-95 Northeast Corridor is a heavily traveled stretch of Interstate 95 running through major cities in the northeastern United States, serving as a key artery for regional and long-distance traffic.
  • E. New Jersey–Manhattan commuter corridor
    The New Jersey–Manhattan commuter corridor is a heavily traveled transit artery linking New Jersey suburbs with Manhattan’s central business districts via multiple rail and transit routes under and across the Hudson River.
  • 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_69d6aaf948d88190806cc3a8c47a3fb2 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d6df5da6808190bd4cb486431dc42c completed April 8, 2026, 11:06 p.m.
NED1 Entity disambiguation (via context triple) batch_69d95ecd44b08190bccbedd63544ba17 completed April 10, 2026, 8:34 p.m.
Created at: April 8, 2026, 7:33 p.m.