Triple

T13040571
Position Surface form Disambiguated ID Type / Status
Subject New England Central Railroad E327178 entity
Predicate hasSubdivision P747 FINISHED
Object Richford Subdivision
Richford Subdivision is a rail line segment operated by the New England Central Railroad, primarily serving freight transportation in northern New England.
E1017242 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: Richford Subdivision | Statement: [New England Central Railroad, hasSubdivision, Richford Subdivision]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Richford Subdivision
Context triple: [New England Central Railroad, hasSubdivision, Richford Subdivision]
  • A. Hudson Subdivision
    The Hudson Subdivision is a key railroad line in New York State that carries passenger and freight trains along the Hudson River corridor, including service through Albany–Rensselaer station.
  • B. Mohawk Subdivision
    The Mohawk Subdivision is a key railroad line in upstate New York that forms part of the main passenger and freight corridor between Albany and western New York.
  • C. Niagara Subdivision
    The Niagara Subdivision is a key railroad line in New York State that carries passenger trains, including Amtrak’s Empire Service, between the Buffalo–Niagara region and points east.
  • D. Syracuse Terminal Subdivision
    The Syracuse Terminal Subdivision is a railroad line in the Syracuse, New York area that serves as a key terminal and junction segment within the regional rail network.
  • E. Ronkonkoma Branch
    The Ronkonkoma Branch is a major Long Island Rail Road commuter rail line running between New York City and central Long Island, serving as one of the system’s busiest and most important corridors.
  • 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: Richford Subdivision
Triple: [New England Central Railroad, hasSubdivision, Richford Subdivision]
Generated description
Richford Subdivision is a rail line segment operated by the New England Central Railroad, primarily serving freight transportation in northern New England.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Richford Subdivision
Target entity description: Richford Subdivision is a rail line segment operated by the New England Central Railroad, primarily serving freight transportation in northern New England.
  • A. Hudson Subdivision
    The Hudson Subdivision is a key railroad line in New York State that carries passenger and freight trains along the Hudson River corridor, including service through Albany–Rensselaer station.
  • B. Mohawk Subdivision
    The Mohawk Subdivision is a key railroad line in upstate New York that forms part of the main passenger and freight corridor between Albany and western New York.
  • C. Niagara Subdivision
    The Niagara Subdivision is a key railroad line in New York State that carries passenger trains, including Amtrak’s Empire Service, between the Buffalo–Niagara region and points east.
  • D. Syracuse Terminal Subdivision
    The Syracuse Terminal Subdivision is a railroad line in the Syracuse, New York area that serves as a key terminal and junction segment within the regional rail network.
  • E. Ronkonkoma Branch
    The Ronkonkoma Branch is a major Long Island Rail Road commuter rail line running between New York City and central Long Island, serving as one of the system’s busiest and most important corridors.
  • 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_69d8076e64308190904fb5c93517c901 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69d9804d8e3081909584c93df099859a completed April 10, 2026, 10:57 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6cbd2f6a481909fdd418e7ad3cc22 completed May 3, 2026, 4:15 a.m.
NEDg Description generation batch_69f6cd0d21e08190855dcbee000fc25d completed May 3, 2026, 4:20 a.m.
NED2 Entity disambiguation (via description) batch_69f6ce6b220c8190b1f49a9b2bfce692 completed May 3, 2026, 4:26 a.m.
Created at: April 9, 2026, 8:56 p.m.