Triple

T840631
Position Surface form Disambiguated ID Type / Status
Subject Interborough Rapid Transit Company E18167 entity
Predicate competedWith P1375 FINISHED
Object Brooklyn–Manhattan Transit Corporation
The Brooklyn–Manhattan Transit Corporation was a major early 20th-century New York City rapid transit operator that ran much of Brooklyn’s subway and elevated lines before their unification into the modern NYC Subway system.
E128938 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: Brooklyn–Manhattan Transit Corporation | Statement: [Interborough Rapid Transit Company, competedWith, Brooklyn–Manhattan Transit Corporation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Brooklyn–Manhattan Transit Corporation
Context triple: [Interborough Rapid Transit Company, competedWith, Brooklyn–Manhattan Transit Corporation]
  • A. 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.
  • B. 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.
  • C. Metropolitan Transportation Authority
    The Metropolitan Transportation Authority is the public agency responsible for operating and overseeing much of the mass transit and commuter rail systems in the New York City metropolitan area.
  • D. Metropolitan Transit Authority
    The Metropolitan Transit Authority was a former public agency that operated and managed mass transit services in the Boston metropolitan area before being succeeded by the MBTA.
  • E. New York City Tunnel Authority
    The New York City Tunnel Authority was a public agency responsible for financing and constructing vehicular tunnels in New York City before its functions were absorbed by the Triborough Bridge and Tunnel Authority.
  • 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: Brooklyn–Manhattan Transit Corporation
Triple: [Interborough Rapid Transit Company, competedWith, Brooklyn–Manhattan Transit Corporation]
Generated description
The Brooklyn–Manhattan Transit Corporation was a major early 20th-century New York City rapid transit operator that ran much of Brooklyn’s subway and elevated lines before their unification into the modern NYC Subway system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Brooklyn–Manhattan Transit Corporation
Target entity description: The Brooklyn–Manhattan Transit Corporation was a major early 20th-century New York City rapid transit operator that ran much of Brooklyn’s subway and elevated lines before their unification into the modern NYC Subway system.
  • A. 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.
  • B. Brooklyn Rapid Transit Company chosen
    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.
  • C. Metropolitan Transportation Authority
    The Metropolitan Transportation Authority is the public agency responsible for operating and overseeing much of the mass transit and commuter rail systems in the New York City metropolitan area.
  • D. Metropolitan Transit Authority
    The Metropolitan Transit Authority was a former public agency that operated and managed mass transit services in the Boston metropolitan area before being succeeded by the MBTA.
  • E. New York City Tunnel Authority
    The New York City Tunnel Authority was a public agency responsible for financing and constructing vehicular tunnels in New York City before its functions were absorbed by the Triborough Bridge and Tunnel Authority.
  • F. None of above.

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_69a49389f44881909a608fb27d89f247 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4abe5d7848190b15e0cb343b6f4ba completed March 1, 2026, 9:13 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac598e6ccc8190b0d75d36036f5e42 completed March 7, 2026, 4:59 p.m.
NEDg Description generation batch_69ac5a8b342881909b11d86270717d72 completed March 7, 2026, 5:04 p.m.
NED2 Entity disambiguation (via description) batch_69ac5af24a948190a37c832508149a48 completed March 7, 2026, 5:05 p.m.
Created at: March 1, 2026, 7:38 p.m.