Triple

T1191382
Position Surface form Disambiguated ID Type / Status
Subject White Plains Road Line E25367 entity
Predicate southernConnection P26200 FINISHED
Object 149th Street–Grand Concourse station
The 149th Street–Grand Concourse station is a major New York City Subway complex in the Bronx that serves as a key transfer point between multiple lines, including the White Plains Road Line.
E182101 NE FINISHED

How this triple was built (5 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: 149th Street–Grand Concourse station | Statement: [White Plains Road Line, southernConnection, 149th Street–Grand Concourse station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 149th Street–Grand Concourse station
Context triple: [White Plains Road Line, southernConnection, 149th Street–Grand Concourse station]
  • A. Forest Hills station
    Forest Hills station is a major multimodal transit hub in Boston that serves as a key interchange point for MBTA subway, commuter rail, and numerous bus routes.
  • B. 57th Street–Seventh Avenue station
    The 57th Street–Seventh Avenue station is a New York City Subway station in Midtown Manhattan serving the BMT Broadway Line near major cultural and commercial landmarks.
  • C. Flatbush Avenue station
    Flatbush Avenue station, now known as Atlantic Terminal, is a major Long Island Rail Road hub in Brooklyn serving as a key transit connection point for commuters.
  • D. Prospect Park station
    Prospect Park station is a public transit stop serving the Prospect Park neighborhood, providing rail access to the surrounding area.
  • E. Central Park North–110th Street station
    Central Park North–110th Street station is a New York City Subway station in Manhattan serving the 2 and 3 trains near the northern edge of Central Park.
  • 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: 149th Street–Grand Concourse station
Triple: [White Plains Road Line, southernConnection, 149th Street–Grand Concourse station]
Generated description
The 149th Street–Grand Concourse station is a major New York City Subway complex in the Bronx that serves as a key transfer point between multiple lines, including the White Plains Road Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 149th Street–Grand Concourse station
Target entity description: The 149th Street–Grand Concourse station is a major New York City Subway complex in the Bronx that serves as a key transfer point between multiple lines, including the White Plains Road Line.
  • A. Forest Hills station
    Forest Hills station is a major multimodal transit hub in Boston that serves as a key interchange point for MBTA subway, commuter rail, and numerous bus routes.
  • B. 57th Street–Seventh Avenue station
    The 57th Street–Seventh Avenue station is a New York City Subway station in Midtown Manhattan serving the BMT Broadway Line near major cultural and commercial landmarks.
  • C. Flatbush Avenue station
    Flatbush Avenue station, now known as Atlantic Terminal, is a major Long Island Rail Road hub in Brooklyn serving as a key transit connection point for commuters.
  • D. Prospect Park station
    Prospect Park station is a public transit stop serving the Prospect Park neighborhood, providing rail access to the surrounding area.
  • E. Central Park North–110th Street station
    Central Park North–110th Street station is a New York City Subway station in Manhattan serving the 2 and 3 trains near the northern edge of Central Park.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: southernConnection
Context triple: [White Plains Road Line, southernConnection, 149th Street–Grand Concourse station]
  • A. southernGate
    Indicates that one entity serves as or is located at the southern gate or southern entrance relative to another entity.
  • B. southernShore
    Indicates that one entity is located along or forms the southern shoreline or coastal edge of another entity.
  • C. isSouthernBranchOf
    Indicates that one entity functions as the southern subdivision or regional branch of another, larger organization or structure.
  • D. hasSouthernTerminus
    Indicates that one entity serves as the southern endpoint or terminus of another entity, such as a route, line, or path.
  • E. locatedSouthOf
    Indicates that one entity is positioned geographically to the south of another entity.
  • F. None of above. chosen

Provenance (7 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_69a49427d98881908646d6c63b8cea1e completed March 1, 2026, 7:31 p.m.
NER Named-entity recognition batch_69a4bd74e2c08190b4a48425f94addaa completed March 1, 2026, 10:28 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad51996dc08190afecb40095e3d3e2 completed March 8, 2026, 10:38 a.m.
NEDg Description generation batch_69ad521ac9a88190978b9ed3e3d14d98 completed March 8, 2026, 10:40 a.m.
NED2 Entity disambiguation (via description) batch_69ad52bfdbec81908f7240c46ce11888 completed March 8, 2026, 10:43 a.m.
PD Predicate disambiguation batch_69a4bb5bacc481909e8dfd5215e4711a completed March 1, 2026, 10:19 p.m.
PDg Predicate description generation batch_69a4bd0ab5f88190bb583fc63b4cc150 completed March 1, 2026, 10:26 p.m.
Created at: March 1, 2026, 7:45 p.m.