Triple

T9533980
Position Surface form Disambiguated ID Type / Status
Subject Putnam Trail E229965 entity
Predicate followsFormerRailLine P14629 FINISHED
Object New York Central Putnam Division
The New York Central Putnam Division was a former New York Central Railroad branch line in New York State that once provided passenger and freight service between the Bronx and Putnam County.
E806050 NE FINISHED

How this triple was built (5 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: New York Central Putnam Division | Statement: [Putnam Trail, followsFormerRailLine, New York Central Putnam Division]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: New York Central Putnam Division
Context triple: [Putnam Trail, followsFormerRailLine, New York Central Putnam Division]
  • A. New York Connecting Railroad
    The New York Connecting Railroad is a freight and passenger rail line in New York City that links the Long Island Rail Road and the Northeast Corridor, notably via the Hell Gate Bridge between Queens and the Bronx.
  • B. New York, Westchester and Boston Railway
    The New York, Westchester and Boston Railway was an early 20th-century electric commuter railroad serving the Bronx and Westchester County, later partially incorporated into the New York City Subway system.
  • C. New York and Harlem Railroad
    The New York and Harlem Railroad was one of the earliest rail lines in New York State, forming a key part of the region’s 19th-century transportation network and later becoming a cornerstone of Cornelius Vanderbilt’s railroad empire.
  • D. Hudson and Manhattan Railroad
    The Hudson and Manhattan Railroad was an early 20th-century rapid transit system that operated tunnels and trains between Manhattan and New Jersey, forming the core of what is now the PATH system.
  • E. Manhattan Railway Company
    The Manhattan Railway Company was a major transit operator in New York City that ran the elevated train lines in Manhattan before the development of the city’s subway system.
  • 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: New York Central Putnam Division
Triple: [Putnam Trail, followsFormerRailLine, New York Central Putnam Division]
Generated description
The New York Central Putnam Division was a former New York Central Railroad branch line in New York State that once provided passenger and freight service between the Bronx and Putnam County.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: New York Central Putnam Division
Target entity description: The New York Central Putnam Division was a former New York Central Railroad branch line in New York State that once provided passenger and freight service between the Bronx and Putnam County.
  • A. New York Connecting Railroad
    The New York Connecting Railroad is a freight and passenger rail line in New York City that links the Long Island Rail Road and the Northeast Corridor, notably via the Hell Gate Bridge between Queens and the Bronx.
  • B. New York, Westchester and Boston Railway
    The New York, Westchester and Boston Railway was an early 20th-century electric commuter railroad serving the Bronx and Westchester County, later partially incorporated into the New York City Subway system.
  • C. New York and Harlem Railroad
    The New York and Harlem Railroad was one of the earliest rail lines in New York State, forming a key part of the region’s 19th-century transportation network and later becoming a cornerstone of Cornelius Vanderbilt’s railroad empire.
  • D. Hudson and Manhattan Railroad
    The Hudson and Manhattan Railroad was an early 20th-century rapid transit system that operated tunnels and trains between Manhattan and New Jersey, forming the core of what is now the PATH system.
  • E. Manhattan Railway Company
    The Manhattan Railway Company was a major transit operator in New York City that ran the elevated train lines in Manhattan before the development of the city’s subway system.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: followsFormerRailLine
Context triple: [Putnam Trail, followsFormerRailLine, New York Central Putnam Division]
  • A. followsFormerRailroad chosen
    Indicates that something is aligned with or traces the route of a former railroad line.
  • B. railroadLinePredecessor
    Indicates that one railroad line is the direct predecessor or earlier version in the historical or organizational sequence of another railroad line.
  • C. formerRailwayLine
    Indicates that a railway line previously existed in the past but is no longer in operation or has been decommissioned.
  • D. formerRailroad
    Indicates that an entity was previously a railroad but no longer functions as one.
  • E. followsRailroad
    Indicates that one entity is aligned with or travels along the path defined by a railroad.
  • F. None of above.

Provenance (6 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_69ca8479934c81908006d0e6e970ae05 completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cd98c9fef88190beb291b41ee26066 completed April 1, 2026, 10:14 p.m.
NED1 Entity disambiguation (via context triple) batch_69d14c4804988190b99343734b4882e0 completed April 4, 2026, 5:37 p.m.
NEDg Description generation batch_69d14e5455848190a0b2aa4d93204c6a completed April 4, 2026, 5:45 p.m.
NED2 Entity disambiguation (via description) batch_69d14eab4b6c819081e1f54cc79bf49f completed April 4, 2026, 5:47 p.m.
PD Predicate disambiguation batch_69cca56c44f88190a54a5d2a133bb07e completed April 1, 2026, 4:56 a.m.
Created at: March 30, 2026, 8 p.m.