Triple

T448458
Position Surface form Disambiguated ID Type / Status
Subject Amtrak Empire Corridor E7073 entity
Predicate usesService P1294 FINISHED
Object Palmetto (New York segment)
The Palmetto (New York segment) is the portion of Amtrak’s Palmetto train route that operates within New York as part of the Empire Corridor passenger rail service.
E56942 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: Palmetto (New York segment) | Statement: [Amtrak Empire Corridor, usesService, Palmetto (New York segment)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Palmetto (New York segment)
Context triple: [Amtrak Empire Corridor, usesService, Palmetto (New York segment)]
  • A. Hempstead Branch
    The Hempstead Branch is a commuter rail line of the Long Island Rail Road in New York, serving communities between Hempstead and points in Queens and Manhattan.
  • B. Crescent (New York segment)
    The Crescent (New York segment) is the portion of Amtrak’s long-distance Crescent train that operates between New York City and the train’s southern route, connecting the Northeast Corridor to destinations in the southeastern United States.
  • C. Riverway
    Riverway is a linear park and waterway in Boston that forms part of the Emerald Necklace, offering scenic green space and recreational paths near the Longwood Medical Area.
  • D. Montauk Highway
    Montauk Highway is a major east–west roadway on Long Island, New York, that runs through numerous South Shore communities and serves as a primary route to the Hamptons and Montauk.
  • E. Hutchinson River Parkway
    Hutchinson River Parkway is a historic, limited-access scenic roadway in southern New York that serves as a major commuter route through Westchester County into the New York City area.
  • 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: Palmetto (New York segment)
Triple: [Amtrak Empire Corridor, usesService, Palmetto (New York segment)]
Generated description
The Palmetto (New York segment) is the portion of Amtrak’s Palmetto train route that operates within New York as part of the Empire Corridor passenger rail service.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Palmetto (New York segment)
Target entity description: The Palmetto (New York segment) is the portion of Amtrak’s Palmetto train route that operates within New York as part of the Empire Corridor passenger rail service.
  • A. Hempstead Branch
    The Hempstead Branch is a commuter rail line of the Long Island Rail Road in New York, serving communities between Hempstead and points in Queens and Manhattan.
  • B. Crescent (New York segment)
    The Crescent (New York segment) is the portion of Amtrak’s long-distance Crescent train that operates between New York City and the train’s southern route, connecting the Northeast Corridor to destinations in the southeastern United States.
  • C. Riverway
    Riverway is a linear park and waterway in Boston that forms part of the Emerald Necklace, offering scenic green space and recreational paths near the Longwood Medical Area.
  • D. Montauk Highway
    Montauk Highway is a major east–west roadway on Long Island, New York, that runs through numerous South Shore communities and serves as a primary route to the Hamptons and Montauk.
  • E. Hutchinson River Parkway
    Hutchinson River Parkway is a historic, limited-access scenic roadway in southern New York that serves as a major commuter route through Westchester County into the New York City area.
  • 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_69a44cb9efc48190a161980e5506e5c8 completed March 1, 2026, 2:27 p.m.
NEDg Description generation batch_69a44d3af80081908fe11a4f873ee7a9 completed March 1, 2026, 2:29 p.m.
NED2 Entity disambiguation (via description) batch_69a44da8ae788190b8e1694f534043d4 completed March 1, 2026, 2:31 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.