Triple

T16660843
Position Surface form Disambiguated ID Type / Status
Subject Broadway–Lexington Avenue route (historical planning name) E404852 entity
Predicate hasName P744 FINISHED
Object Broadway–Lexington Avenue route
The Broadway–Lexington Avenue route was a proposed New York City Subway line alignment that would have combined service along Broadway in Manhattan with the Lexington Avenue corridor during early system planning.
E1226551 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: Broadway–Lexington Avenue route | Statement: [Broadway–Lexington Avenue route (historical planning name), hasName, Broadway–Lexington Avenue route]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Broadway–Lexington Avenue route
Context triple: [Broadway–Lexington Avenue route (historical planning name), hasName, Broadway–Lexington Avenue route]
  • A. 74th Street–Broadway
    74th Street–Broadway is a major New York City Subway station complex in Queens that serves as a key transfer point between multiple subway lines and local bus routes.
  • B. Lexington Avenue–63rd Street
    Lexington Avenue–63rd Street is a New York City Subway station complex on the Upper East Side of Manhattan that serves as a key transfer point between the IND and BMT lines.
  • C. Broadway and West 116th Street
    Broadway and West 116th Street is a busy Manhattan intersection in the Morningside Heights neighborhood, serving as a key access point to Columbia University and its surrounding campus area.
  • D. Lexington Avenue–53rd Street
    Lexington Avenue–53rd Street is a major New York City Subway station complex in Midtown Manhattan that serves as a key transfer point between the IND Queens Boulevard Line and the IRT Lexington Avenue Line.
  • E. Broadway and 191st Street
    Broadway and 191st Street is a major intersection in the Washington Heights neighborhood of Upper Manhattan, New York City, serving as a local commercial hub and access point to nearby subway services.
  • 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: Broadway–Lexington Avenue route
Triple: [Broadway–Lexington Avenue route (historical planning name), hasName, Broadway–Lexington Avenue route]
Generated description
The Broadway–Lexington Avenue route was a proposed New York City Subway line alignment that would have combined service along Broadway in Manhattan with the Lexington Avenue corridor during early system planning.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Broadway–Lexington Avenue route
Target entity description: The Broadway–Lexington Avenue route was a proposed New York City Subway line alignment that would have combined service along Broadway in Manhattan with the Lexington Avenue corridor during early system planning.
  • A. 74th Street–Broadway
    74th Street–Broadway is a major New York City Subway station complex in Queens that serves as a key transfer point between multiple subway lines and local bus routes.
  • B. Lexington Avenue–63rd Street
    Lexington Avenue–63rd Street is a New York City Subway station complex on the Upper East Side of Manhattan that serves as a key transfer point between the IND and BMT lines.
  • C. Broadway and West 116th Street
    Broadway and West 116th Street is a busy Manhattan intersection in the Morningside Heights neighborhood, serving as a key access point to Columbia University and its surrounding campus area.
  • D. Lexington Avenue–53rd Street
    Lexington Avenue–53rd Street is a major New York City Subway station complex in Midtown Manhattan that serves as a key transfer point between the IND Queens Boulevard Line and the IRT Lexington Avenue Line.
  • E. Broadway and 191st Street
    Broadway and 191st Street is a major intersection in the Washington Heights neighborhood of Upper Manhattan, New York City, serving as a local commercial hub and access point to nearby subway services.
  • 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_69d8838b5fbc81908c6575c132b82e80 completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e37bfee5448190bb44c4dadba5dcbd completed April 18, 2026, 12:41 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0084ce7cf0819091e7a4de2cc010ea completed May 10, 2026, 1:14 p.m.
NEDg Description generation batch_6a00862fe04481908bc114001357aea9 completed May 10, 2026, 1:20 p.m.
NED2 Entity disambiguation (via description) batch_6a00879d9f948190bdf40ff7be2505ff completed May 10, 2026, 1:26 p.m.
Created at: April 10, 2026, 5:18 a.m.