Triple

T6197694
Position Surface form Disambiguated ID Type / Status
Subject New York and Harlem Railroad E138548 entity
Predicate connectedTo P37 FINISHED
Object Hudson River Railroad
The Hudson River Railroad was a 19th-century rail line running along the east bank of the Hudson River, forming a key part of the early rail network linking New York City with upstate New York and beyond.
E580910 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: Hudson River Railroad | Statement: [New York and Harlem Railroad, connectedTo, Hudson River Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hudson River Railroad
Context triple: [New York and Harlem Railroad, connectedTo, Hudson River Railroad]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. Delaware and Hudson Railway
    The Delaware and Hudson Railway was a historic railroad in the northeastern United States that evolved from early canal operations into a major regional freight and passenger carrier.
  • 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: Hudson River Railroad
Triple: [New York and Harlem Railroad, connectedTo, Hudson River Railroad]
Generated description
The Hudson River Railroad was a 19th-century rail line running along the east bank of the Hudson River, forming a key part of the early rail network linking New York City with upstate New York and beyond.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hudson River Railroad
Target entity description: The Hudson River Railroad was a 19th-century rail line running along the east bank of the Hudson River, forming a key part of the early rail network linking New York City with upstate New York and beyond.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. Delaware and Hudson Railway
    The Delaware and Hudson Railway was a historic railroad in the northeastern United States that evolved from early canal operations into a major regional freight and passenger carrier.
  • 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_69c008ab9b3081908a11b2c744838435 completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c06251b47881909bd8d2ea37541959 completed March 22, 2026, 9:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69c243da922c819080d8d37adbb5635e completed March 24, 2026, 7:57 a.m.
NEDg Description generation batch_69c4fb66b8e8819090524d1ef12688a7 completed March 26, 2026, 9:24 a.m.
NED2 Entity disambiguation (via description) batch_69c4fc3065bc81908d95fbd3d4655c76 completed March 26, 2026, 9:28 a.m.
Created at: March 22, 2026, 4:20 p.m.