Triple

T369680
Position Surface form Disambiguated ID Type / Status
Subject Line 2 Bloor–Danforth E8239 entity
Predicate hasPrimaryCorridor P5520 FINISHED
Object Bloor–Danforth corridor
The Bloor–Danforth corridor is the main east–west transit and development axis in Toronto that follows Bloor Street and Danforth Avenue, serving as the backbone for Line 2 of the Toronto subway system.
E8239 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: Bloor–Danforth corridor | Statement: [Line 2 Bloor–Danforth, hasPrimaryCorridor, Bloor–Danforth corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Bloor–Danforth corridor
Context triple: [Line 2 Bloor–Danforth, hasPrimaryCorridor, Bloor–Danforth corridor]
  • A. Bloor Street West
    Bloor Street West is a major thoroughfare in Toronto, Ontario, known for its cultural institutions, shopping districts, and vibrant urban streetscape.
  • B. Line 2 Bloor–Danforth
    Line 2 Bloor–Danforth is a major east–west subway line in Toronto’s rapid transit system, running primarily along Bloor Street and Danforth Avenue.
  • C. Spadina streetcar line
    The Spadina streetcar line is a major Toronto Transit Commission route running along Spadina Avenue, connecting key downtown destinations including the University of Toronto’s St. George campus.
  • D. Line 1 Yonge–University
    Line 1 Yonge–University is the busiest and oldest subway line in Toronto’s transit system, forming a U-shaped route through the city’s downtown core and major north–south corridors.
  • E. Bloor–Yonge station
    Bloor–Yonge station is one of Toronto’s busiest subway hubs, serving as a major transfer point between the city’s primary north–south and east–west rapid transit lines.
  • 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: Bloor–Danforth corridor
Triple: [Line 2 Bloor–Danforth, hasPrimaryCorridor, Bloor–Danforth corridor]
Generated description
The Bloor–Danforth corridor is the main east–west transit and development axis in Toronto that follows Bloor Street and Danforth Avenue, serving as the backbone for Line 2 of the Toronto subway system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Bloor–Danforth corridor
Target entity description: The Bloor–Danforth corridor is the main east–west transit and development axis in Toronto that follows Bloor Street and Danforth Avenue, serving as the backbone for Line 2 of the Toronto subway system.
  • A. Bloor Street West
    Bloor Street West is a major thoroughfare in Toronto, Ontario, known for its cultural institutions, shopping districts, and vibrant urban streetscape.
  • B. Line 2 Bloor–Danforth chosen
    Line 2 Bloor–Danforth is a major east–west subway line in Toronto’s rapid transit system, running primarily along Bloor Street and Danforth Avenue.
  • C. Spadina streetcar line
    The Spadina streetcar line is a major Toronto Transit Commission route running along Spadina Avenue, connecting key downtown destinations including the University of Toronto’s St. George campus.
  • D. Line 1 Yonge–University
    Line 1 Yonge–University is the busiest and oldest subway line in Toronto’s transit system, forming a U-shaped route through the city’s downtown core and major north–south corridors.
  • E. Bloor–Yonge station
    Bloor–Yonge station is one of Toronto’s busiest subway hubs, serving as a major transfer point between the city’s primary north–south and east–west rapid transit lines.
  • F. None of above.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasPrimaryCorridor
Context triple: [Line 2 Bloor–Danforth, hasPrimaryCorridor, Bloor–Danforth corridor]
  • A. hasCorridor chosen
    Indicates that one entity includes, is connected by, or provides access through a corridor to another entity.
  • B. hasServiceOnCorridor
    Indicates that a service operates along, or is provided on, a specific corridor or route.
  • C. transportCorridor
    Indicates a route or pathway used to move people, goods, or resources between locations.
  • D. hasMajorHighway
    Indicates that a location or area is served by or directly connected to a major highway route.
  • E. numberOfCorridors
    Indicates the total count of corridors associated with or contained within a given entity or structure.
  • F. None of above.

Provenance (6 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_69a2e7f2ec648190b42bc7db424f8109 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2ebfdb0608190b1794a871d0d237a completed Feb. 28, 2026, 1:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3fafb2df881909d5528acfb536ea8 completed March 1, 2026, 8:38 a.m.
NEDg Description generation batch_69a3fd97f8c081908edec848116389a4 completed March 1, 2026, 8:49 a.m.
NED2 Entity disambiguation (via description) batch_69a3fde3e8f481908c8032f8a7a61000 completed March 1, 2026, 8:50 a.m.
PD Predicate disambiguation batch_69a2e960d880819084b3df4e5137a1e2 completed Feb. 28, 2026, 1:10 p.m.
Created at: Feb. 28, 2026, 1:08 p.m.