Triple

T885528
Position Surface form Disambiguated ID Type / Status
Subject Q train E19120 entity
Predicate usesTunnel P18707 FINISHED
Object Montague Street Tunnel (historical patterns)
The Montague Street Tunnel is a New York City Subway tunnel under the East River that historically carried BMT services, including the Q train at various times, between Brooklyn and Manhattan.
 E104558 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: Montague Street Tunnel (historical patterns) | Statement: [Q train, usesTunnel, Montague Street Tunnel (historical patterns)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Montague Street Tunnel (historical patterns)
Context triple: [Q train, usesTunnel, Montague Street Tunnel (historical patterns)]
  • A. Downtown Tunnel
    The Downtown Tunnel is a major underwater vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
  • B. Dearborn Street subway
    The Dearborn Street subway is an underground rapid transit tunnel in downtown Chicago that carries Chicago Transit Authority trains beneath Dearborn Street.
  • C. Midtown Tunnel
    The Midtown Tunnel is a vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
  • D. Queensway Tunnel
    The Queensway Tunnel is a road tunnel in northwest England that carries vehicular traffic beneath the River Mersey between Liverpool and the Wirral Peninsula.
  • E. Elfreth's Alley
    Elfreth's Alley is a historic residential street in Philadelphia, often cited as the oldest continuously inhabited street in the United States, known for its preserved 18th-century homes.
  • 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: Montague Street Tunnel (historical patterns)
Triple: [Q train, usesTunnel, Montague Street Tunnel (historical patterns)]
Generated description
The Montague Street Tunnel is a New York City Subway tunnel under the East River that historically carried BMT services, including the Q train at various times, between Brooklyn and Manhattan.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Montague Street Tunnel (historical patterns)
Target entity description: The Montague Street Tunnel is a New York City Subway tunnel under the East River that historically carried BMT services, including the Q train at various times, between Brooklyn and Manhattan.
  • A. Downtown Tunnel
    The Downtown Tunnel is a major underwater vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
  • B. Dearborn Street subway
    The Dearborn Street subway is an underground rapid transit tunnel in downtown Chicago that carries Chicago Transit Authority trains beneath Dearborn Street.
  • C. Midtown Tunnel
    The Midtown Tunnel is a vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
  • D. Queensway Tunnel
    The Queensway Tunnel is a road tunnel in northwest England that carries vehicular traffic beneath the River Mersey between Liverpool and the Wirral Peninsula.
  • E. Elfreth's Alley
    Elfreth's Alley is a historic residential street in Philadelphia, often cited as the oldest continuously inhabited street in the United States, known for its preserved 18th-century homes.
  • 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_69a4939c32488190a7ccd41cf0abb22b completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4ace5e15c81908cc2e648c9cd52f2 completed March 1, 2026, 9:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69a7c01f00f48190b954db4a0cb5baa8 completed March 4, 2026, 5:16 a.m.
NEDg Description generation batch_69a7c088506c81908a9e8ac91cb5b69d completed March 4, 2026, 5:18 a.m.
NED2 Entity disambiguation (via description) batch_69a7c10c8c2881908a739fe824b48782 completed March 4, 2026, 5:20 a.m.
Created at: March 1, 2026, 7:39 p.m.