Triple

T4604316
Position Surface form Disambiguated ID Type / Status
Subject Manhattan Railway elevated lines E100392 entity
Predicate connectedTo P37 FINISHED
Object Bronx elevated lines
The Bronx elevated lines were early New York City rapid transit routes consisting of elevated railway tracks extending service from Manhattan into the Bronx.
E466404 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: Bronx elevated lines | Statement: [Manhattan Railway elevated lines, connectedTo, Bronx elevated lines]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Bronx elevated lines
Context triple: [Manhattan Railway elevated lines, connectedTo, Bronx elevated lines]
  • A. New York City Subway IRT Broadway–Seventh Avenue Line
    The New York City Subway IRT Broadway–Seventh Avenue Line is a major north–south trunk line in Manhattan and the Bronx, carrying the 1, 2, and 3 trains and connecting key hubs such as Times Square, Penn Station, and the Financial District.
  • B. Manhattan Railway elevated lines
    The Manhattan Railway elevated lines were a network of elevated rapid transit railways in Manhattan that formed a key part of New York City's early mass transit system before the expansion of the subway.
  • C. Brooklyn Elevated Railroad
    The Brooklyn Elevated Railroad was a late 19th- and early 20th-century elevated railway company in Brooklyn, New York City, that operated several rapid transit lines before being absorbed into the city’s unified transit system.
  • D. Brooklyn IRT lines
    The Brooklyn IRT lines are a group of New York City Subway routes in Brooklyn that were originally built and operated by the Interborough Rapid Transit Company as part of its early rapid transit network.
  • E. 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.
  • 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: Bronx elevated lines
Triple: [Manhattan Railway elevated lines, connectedTo, Bronx elevated lines]
Generated description
The Bronx elevated lines were early New York City rapid transit routes consisting of elevated railway tracks extending service from Manhattan into the Bronx.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Bronx elevated lines
Target entity description: The Bronx elevated lines were early New York City rapid transit routes consisting of elevated railway tracks extending service from Manhattan into the Bronx.
  • A. New York City Subway IRT Broadway–Seventh Avenue Line
    The New York City Subway IRT Broadway–Seventh Avenue Line is a major north–south trunk line in Manhattan and the Bronx, carrying the 1, 2, and 3 trains and connecting key hubs such as Times Square, Penn Station, and the Financial District.
  • B. Manhattan Railway elevated lines
    The Manhattan Railway elevated lines were a network of elevated rapid transit railways in Manhattan that formed a key part of New York City's early mass transit system before the expansion of the subway.
  • C. Brooklyn Elevated Railroad
    The Brooklyn Elevated Railroad was a late 19th- and early 20th-century elevated railway company in Brooklyn, New York City, that operated several rapid transit lines before being absorbed into the city’s unified transit system.
  • D. Brooklyn IRT lines
    The Brooklyn IRT lines are a group of New York City Subway routes in Brooklyn that were originally built and operated by the Interborough Rapid Transit Company as part of its early rapid transit network.
  • E. 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.
  • 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_69be39939efc8190a3f49e1315f35782 completed March 21, 2026, 6:24 a.m.
NEDg Description generation batch_69be3adc766c8190ae5cbe5be14b720a completed March 21, 2026, 6:29 a.m.
NED2 Entity disambiguation (via description) batch_69be3b645aac8190a6765f0679dd3735 completed March 21, 2026, 6:32 a.m.
Created at: March 20, 2026, 1:12 p.m.