Triple

T2059691
Position Surface form Disambiguated ID Type / Status
Subject North County Trailway E45759 entity
Predicate railroadPredecessor P14629 FINISHED
Object New York and Putnam Railroad
The New York and Putnam Railroad was a historic rail line in New York State that once connected New York City to communities in Westchester and Putnam counties before its route was later converted into recreational trails.
E228329 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 and Putnam Railroad | Statement: [North County Trailway, railroadPredecessor, New York and Putnam Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: New York and Putnam Railroad
Context triple: [North County Trailway, railroadPredecessor, New York and Putnam Railroad]
  • A. 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.
  • B. 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.
  • C. Lehigh and Hudson River Railway
    The Lehigh and Hudson River Railway was a regional American railroad that operated in the northeastern United States, primarily serving as a bridge line connecting major trunk railroads before its assets were absorbed into Conrail in 1976.
  • D. Trenton Line
    Trenton Line is a commuter rail service in the Philadelphia region operated by SEPTA Regional Rail, connecting Center City Philadelphia with Trenton, New Jersey.
  • E. Pelham Line
    The Pelham Line is a New York City Subway route in the Bronx and Manhattan, operated by the IRT division and primarily served by the 6 train.
  • 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 and Putnam Railroad
Triple: [North County Trailway, railroadPredecessor, New York and Putnam Railroad]
Generated description
The New York and Putnam Railroad was a historic rail line in New York State that once connected New York City to communities in Westchester and Putnam counties before its route was later converted into recreational trails.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: New York and Putnam Railroad
Target entity description: The New York and Putnam Railroad was a historic rail line in New York State that once connected New York City to communities in Westchester and Putnam counties before its route was later converted into recreational trails.
  • A. 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.
  • B. 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.
  • C. Lehigh and Hudson River Railway
    The Lehigh and Hudson River Railway was a regional American railroad that operated in the northeastern United States, primarily serving as a bridge line connecting major trunk railroads before its assets were absorbed into Conrail in 1976.
  • D. Trenton Line
    Trenton Line is a commuter rail service in the Philadelphia region operated by SEPTA Regional Rail, connecting Center City Philadelphia with Trenton, New Jersey.
  • E. Pelham Line
    The Pelham Line is a New York City Subway route in the Bronx and Manhattan, operated by the IRT division and primarily served by the 6 train.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: railroadPredecessor
Context triple: [North County Trailway, railroadPredecessor, New York and Putnam Railroad]
  • A. formerRailroad
    Indicates that an entity was previously a railroad but no longer functions as one.
  • B. followsFormerRailroad chosen
    Indicates that something is aligned with or traces the route of a former railroad line.
  • C. originalRailroadName
    Indicates the name of the railroad as it was originally known or designated, before any later changes such as mergers, rebrandings, or renamings.
  • D. formerRailUse
    Indicates that an entity previously served a particular railway-related function or purpose, but no longer does so.
  • E. railroad
    Indicates that one entity constructs, operates, or provides railroad or train transportation services for another entity or area.
  • 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_69a8891a19508190a12ef1e192308dcb completed March 4, 2026, 7:33 p.m.
NER Named-entity recognition batch_69abb9cfdac88190b8b7af1bfea6a78e completed March 7, 2026, 5:38 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae2014da048190902b2a23574d34ef completed March 9, 2026, 1:19 a.m.
NEDg Description generation batch_69ae20dff3c48190943a913c63247537 completed March 9, 2026, 1:22 a.m.
NED2 Entity disambiguation (via description) batch_69ae21465d048190a1ee3a52c96ee37d completed March 9, 2026, 1:24 a.m.
PD Predicate disambiguation batch_69abb7ad5a7c8190b92575d6053b3fb7 completed March 7, 2026, 5:29 a.m.
Created at: March 4, 2026, 7:40 p.m.