Triple

T239199
Position Surface form Disambiguated ID Type / Status
Subject Toronto Transit Commission E4890 entity
Predicate headquartersLocation P62 FINISHED
Object 1900 Yonge Street, Toronto, Ontario, Canada
1900 Yonge Street in Toronto, Ontario, Canada is a major office building best known as the central administrative hub of the city’s public transit system.
E31471 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: 1900 Yonge Street, Toronto, Ontario, Canada | Statement: [Toronto Transit Commission, headquartersLocation, 1900 Yonge Street, Toronto, Ontario, Canada]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 1900 Yonge Street, Toronto, Ontario, Canada
Context triple: [Toronto Transit Commission, headquartersLocation, 1900 Yonge Street, Toronto, Ontario, Canada]
  • A. Downtown Toronto
    Downtown Toronto is the city’s primary central business district and cultural core, known for its dense skyline, major attractions, and vibrant urban life.
  • B. Yonge-Dundas Square
    Yonge-Dundas Square is a major public plaza and commercial hub in downtown Toronto, known for its bright billboards, events, and role as a central gathering place often compared to New York’s Times Square.
  • C. Union Station, Toronto
    Union Station in Toronto is the city’s primary railway and transit hub, serving as a central gateway for regional, national, and local transportation.
  • D. Brookfield Place, Toronto
    Brookfield Place, Toronto is a prominent downtown office and retail complex known for its striking Allen Lambert Galleria and for housing major financial institutions and cultural attractions.
  • E. Woodbridge, Ontario, Canada
    Woodbridge is a suburban community within the city of Vaughan in the Greater Toronto Area, known for its large Italian-Canadian population and residential character.
  • 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: 1900 Yonge Street, Toronto, Ontario, Canada
Triple: [Toronto Transit Commission, headquartersLocation, 1900 Yonge Street, Toronto, Ontario, Canada]
Generated description
1900 Yonge Street in Toronto, Ontario, Canada is a major office building best known as the central administrative hub of the city’s public transit system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 1900 Yonge Street, Toronto, Ontario, Canada
Target entity description: 1900 Yonge Street in Toronto, Ontario, Canada is a major office building best known as the central administrative hub of the city’s public transit system.
  • A. Downtown Toronto
    Downtown Toronto is the city’s primary central business district and cultural core, known for its dense skyline, major attractions, and vibrant urban life.
  • B. Yonge-Dundas Square
    Yonge-Dundas Square is a major public plaza and commercial hub in downtown Toronto, known for its bright billboards, events, and role as a central gathering place often compared to New York’s Times Square.
  • C. Union Station, Toronto
    Union Station in Toronto is the city’s primary railway and transit hub, serving as a central gateway for regional, national, and local transportation.
  • D. Brookfield Place, Toronto
    Brookfield Place, Toronto is a prominent downtown office and retail complex known for its striking Allen Lambert Galleria and for housing major financial institutions and cultural attractions.
  • E. Woodbridge, Ontario, Canada
    Woodbridge is a suburban community within the city of Vaughan in the Greater Toronto Area, known for its large Italian-Canadian population and residential character.
  • 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_69a257c3d0708190b0871c4269d273e6 completed Feb. 28, 2026, 2:49 a.m.
NER Named-entity recognition batch_69a25ceaecdc81909e9ff49cb6a4e02a completed Feb. 28, 2026, 3:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69a3695ec8cc8190a070462cd0022f6a completed Feb. 28, 2026, 10:17 p.m.
NEDg Description generation batch_69a36a08408c8190af33b6d33000b78e completed Feb. 28, 2026, 10:19 p.m.
NED2 Entity disambiguation (via description) batch_69a36a57f5048190ab4e96090a310977 completed Feb. 28, 2026, 10:21 p.m.
Created at: Feb. 28, 2026, 2:53 a.m.