Triple

T4604299
Position Surface form Disambiguated ID Type / Status
Subject Manhattan Railway elevated lines E100392 entity
Predicate operator P179 FINISHED
Object 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.
E460021 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: Manhattan Railway Company | Statement: [Manhattan Railway elevated lines, operator, Manhattan Railway Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Manhattan Railway Company
Context triple: [Manhattan Railway elevated lines, operator, Manhattan Railway Company]
  • 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. Brooklyn Rapid Transit Company
    The Brooklyn Rapid Transit Company was a major early 20th-century transit operator in New York City that controlled and integrated many of Brooklyn’s elevated and streetcar lines before becoming part of the city’s unified subway system.
  • D. 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.
  • E. Interborough Rapid Transit Company
    The Interborough Rapid Transit Company was the private operator that built and ran New York City's first subway lines in the early 20th century before they were incorporated into the modern NYC 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: Manhattan Railway Company
Triple: [Manhattan Railway elevated lines, operator, Manhattan Railway Company]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Manhattan Railway Company
Target entity description: 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.
  • 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. Brooklyn Rapid Transit Company
    The Brooklyn Rapid Transit Company was a major early 20th-century transit operator in New York City that controlled and integrated many of Brooklyn’s elevated and streetcar lines before becoming part of the city’s unified subway system.
  • D. 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.
  • E. Interborough Rapid Transit Company
    The Interborough Rapid Transit Company was the private operator that built and ran New York City's first subway lines in the early 20th century before they were incorporated into the modern NYC Subway system.
  • 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_69bd43cce1e08190a07d53af6a9b6c24 completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd5999f9c88190a43309573df61159 completed March 20, 2026, 2:28 p.m.
NED1 Entity disambiguation (via context triple) batch_69be034e509c8190b2da7e2eaf2acb48 completed March 21, 2026, 2:32 a.m.
NEDg Description generation batch_69be040a8b248190b31ac61e5b2eb1ac completed March 21, 2026, 2:35 a.m.
NED2 Entity disambiguation (via description) batch_69be04c76d908190becee3d88aa0e1a0 completed March 21, 2026, 2:39 a.m.
Created at: March 20, 2026, 1:12 p.m.