Triple

T5814009
Position Surface form Disambiguated ID Type / Status
Subject Brooklyn Rapid Transit Company E128938 entity
Predicate operatedLine P848 FINISHED
Object Brighton Beach Line
The Brighton Beach Line is a historic rapid transit route in Brooklyn, New York City, now part of the BMT Brighton Line of the New York City Subway connecting central Brooklyn to Coney Island.
E556313 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: Brighton Beach Line | Statement: [Brooklyn Rapid Transit Company, operatedLine, Brighton Beach Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Brighton Beach Line
Context triple: [Brooklyn Rapid Transit Company, operatedLine, Brighton Beach Line]
  • A. Hudson Line
    The Hudson Line is a major passenger rail route running along the east bank of the Hudson River in New York, serving both commuter and intercity trains between New York City and points upstate.
  • B. BMT Sea Beach Line
    The BMT Sea Beach Line is a New York City Subway line in Brooklyn that runs largely in an open-cut trench and primarily carries the N service between Coney Island and Manhattan.
  • C. Flushing Line
    The Flushing Line is a New York City Subway service in Queens and Manhattan, best known today as the 7 train running between Flushing–Main Street and Hudson Yards.
  • D. Lenox Avenue Line
    The Lenox Avenue Line is a major New York City Subway route in Harlem, Manhattan, primarily served by IRT trains running beneath Lenox Avenue.
  • E. Shore Line East
    Shore Line East is a commuter rail service in southern Connecticut that provides passenger trains along the Northeast Corridor between New Haven and shoreline communities.
  • 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: Brighton Beach Line
Triple: [Brooklyn Rapid Transit Company, operatedLine, Brighton Beach Line]
Generated description
The Brighton Beach Line is a historic rapid transit route in Brooklyn, New York City, now part of the BMT Brighton Line of the New York City Subway connecting central Brooklyn to Coney Island.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Brighton Beach Line
Target entity description: The Brighton Beach Line is a historic rapid transit route in Brooklyn, New York City, now part of the BMT Brighton Line of the New York City Subway connecting central Brooklyn to Coney Island.
  • A. Hudson Line
    The Hudson Line is a major passenger rail route running along the east bank of the Hudson River in New York, serving both commuter and intercity trains between New York City and points upstate.
  • B. BMT Sea Beach Line
    The BMT Sea Beach Line is a New York City Subway line in Brooklyn that runs largely in an open-cut trench and primarily carries the N service between Coney Island and Manhattan.
  • C. Flushing Line
    The Flushing Line is a New York City Subway service in Queens and Manhattan, best known today as the 7 train running between Flushing–Main Street and Hudson Yards.
  • D. Lenox Avenue Line
    The Lenox Avenue Line is a major New York City Subway route in Harlem, Manhattan, primarily served by IRT trains running beneath Lenox Avenue.
  • E. Shore Line East
    Shore Line East is a commuter rail service in southern Connecticut that provides passenger trains along the Northeast Corridor between New Haven and shoreline communities.
  • 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_69c0084788848190bcf71f6bc5d71597 completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c03361c79081908baf872821e79983 completed March 22, 2026, 6:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69c0bfb903788190bae497fe72bd1e78 completed March 23, 2026, 4:21 a.m.
NEDg Description generation batch_69c0c3dee3308190a01563fec23d5902 completed March 23, 2026, 4:38 a.m.
NED2 Entity disambiguation (via description) batch_69c0c41dbe2c8190b272087dd543f29b completed March 23, 2026, 4:39 a.m.
Created at: March 22, 2026, 3:52 p.m.