Triple

T9439594
Position Surface form Disambiguated ID Type / Status
Subject Prospect Park South E227606 entity
Predicate servedBySubwayStation P10156 FINISHED
Object Cortelyou Road station
Cortelyou Road station is a local New York City Subway stop on the BMT Brighton Line in Brooklyn’s Ditmas Park/Prospect Park South area.
 E799393 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: Cortelyou Road station | Statement: [Prospect Park South, servedBySubwayStation, Cortelyou Road station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Cortelyou Road station
Context triple: [Prospect Park South, servedBySubwayStation, Cortelyou Road station]
  • A. Fairview Avenue station
    Fairview Avenue station is a commuter rail stop in Downers Grove, Illinois, serving Metra's BNSF Railway Line in the Chicago metropolitan area.
  • B. Astoria Boulevard station
    Astoria Boulevard station is an elevated New York City Subway station in Astoria, Queens, serving the neighborhood along the Astoria Line.
  • C. Nassau Boulevard station
    Nassau Boulevard station is a Long Island Rail Road commuter rail stop serving the village of Garden City in Nassau County, New York.
  • D. Queens Village station
    Queens Village station is a Long Island Rail Road commuter rail stop located in the Queens borough of New York City.
  • E. Prospect Park station
    Prospect Park station is a public transit stop serving the Prospect Park neighborhood, providing rail access to the surrounding area.
  • 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: Cortelyou Road station
Triple: [Prospect Park South, servedBySubwayStation, Cortelyou Road station]
Generated description
Cortelyou Road station is a local New York City Subway stop on the BMT Brighton Line in Brooklyn’s Ditmas Park/Prospect Park South area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Cortelyou Road station
Target entity description: Cortelyou Road station is a local New York City Subway stop on the BMT Brighton Line in Brooklyn’s Ditmas Park/Prospect Park South area.
  • A. Fairview Avenue station
    Fairview Avenue station is a commuter rail stop in Downers Grove, Illinois, serving Metra's BNSF Railway Line in the Chicago metropolitan area.
  • B. Astoria Boulevard station
    Astoria Boulevard station is an elevated New York City Subway station in Astoria, Queens, serving the neighborhood along the Astoria Line.
  • C. Nassau Boulevard station
    Nassau Boulevard station is a Long Island Rail Road commuter rail stop serving the village of Garden City in Nassau County, New York.
  • D. Queens Village station
    Queens Village station is a Long Island Rail Road commuter rail stop located in the Queens borough of New York City.
  • E. Prospect Park station
    Prospect Park station is a public transit stop serving the Prospect Park neighborhood, providing rail access to the surrounding area.
  • 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_69ca843884488190ad6cbe0153088234 completed March 30, 2026, 2:10 p.m.
NER Named-entity recognition batch_69cd7ee36f908190826994db91b18466 completed April 1, 2026, 8:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69d1105909248190b3e02a1aa5f06b11 completed April 4, 2026, 1:21 p.m.
NEDg Description generation batch_69d111113c5c81909ff654734b211753 completed April 4, 2026, 1:24 p.m.
NED2 Entity disambiguation (via description) batch_69d111ab40a48190bb77c1cf80ef87a8 completed April 4, 2026, 1:27 p.m.
Created at: March 30, 2026, 7:50 p.m.