Triple

T448461
Position Surface form Disambiguated ID Type / Status
Subject Amtrak Empire Corridor E7073 entity
Predicate usesService P1294 FINISHED
Object Pennsylvanian (New York segment)
The Pennsylvanian (New York segment) is the portion of Amtrak’s Pennsylvanian route that operates within New York State as part of the Empire Corridor passenger rail network.
E56059 NE FINISHED

How this triple was built (4 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: Pennsylvanian (New York segment) | Statement: [Amtrak Empire Corridor, usesService, Pennsylvanian (New York segment)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pennsylvanian (New York segment)
Context triple: [Amtrak Empire Corridor, usesService, Pennsylvanian (New York segment)]
  • A. Holston Formation
    The Holston Formation is a geologic unit in eastern Tennessee renowned for its high-quality crystalline limestone commonly marketed as Tennessee marble and widely used in prominent architectural projects.
  • B. Montrose Basin
    Montrose Basin is a large tidal estuary and wildlife reserve on Scotland’s east coast, renowned for its rich birdlife and coastal habitats.
  • C. Morrison Formation
    The Morrison Formation is a vast Late Jurassic sedimentary rock formation in the western United States renowned for its exceptionally rich assemblage of dinosaur fossils, including iconic sauropods and theropods.
  • D. Valley and Ridge Province
    The Valley and Ridge Province is a long, folded belt of parallel ridges and valleys forming a distinctive geological and topographic region within the central and southern Appalachian Mountains.
  • E. South Central Pennsylvania
    South Central Pennsylvania is a region of the state known for its historic Civil War sites, rolling farmland, and small cities such as Harrisburg, York, and Gettysburg.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Pennsylvanian (New York segment)
Triple: [Amtrak Empire Corridor, usesService, Pennsylvanian (New York segment)]
Generated description
The Pennsylvanian (New York segment) is the portion of Amtrak’s Pennsylvanian route that operates within New York State as part of the Empire Corridor passenger rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pennsylvanian (New York segment)
Target entity description: The Pennsylvanian (New York segment) is the portion of Amtrak’s Pennsylvanian route that operates within New York State as part of the Empire Corridor passenger rail network.
  • A. Holston Formation
    The Holston Formation is a geologic unit in eastern Tennessee renowned for its high-quality crystalline limestone commonly marketed as Tennessee marble and widely used in prominent architectural projects.
  • B. Montrose Basin
    Montrose Basin is a large tidal estuary and wildlife reserve on Scotland’s east coast, renowned for its rich birdlife and coastal habitats.
  • C. Morrison Formation
    The Morrison Formation is a vast Late Jurassic sedimentary rock formation in the western United States renowned for its exceptionally rich assemblage of dinosaur fossils, including iconic sauropods and theropods.
  • D. Valley and Ridge Province
    The Valley and Ridge Province is a long, folded belt of parallel ridges and valleys forming a distinctive geological and topographic region within the central and southern Appalachian Mountains.
  • E. South Central Pennsylvania
    South Central Pennsylvania is a region of the state known for its historic Civil War sites, rolling farmland, and small cities such as Harrisburg, York, and Gettysburg.
  • F. None of above. chosen

Provenance (5 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_69a2e7e4676c81909ea0dbdecac0687c completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2f01d8fa88190849d720b029db479 completed Feb. 28, 2026, 1:39 p.m.
NED1 Entity disambiguation (via context triple) batch_69a442a899d08190a0e3f04bffd4aca3 completed March 1, 2026, 1:44 p.m.
NEDg Description generation batch_69a443036cc08190b81887e86282c7a4 completed March 1, 2026, 1:45 p.m.
NED2 Entity disambiguation (via description) batch_69a4435f90588190a72a99509b4ab418 completed March 1, 2026, 1:47 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.