Triple

T458432
Position Surface form Disambiguated ID Type / Status
Subject Line 1 Yonge–University E7281 entity
Predicate hasStation P35 FINISHED
Object North York Centre station
North York Centre station is a busy underground subway stop in Toronto’s North York district, serving the commercial and civic hub around Mel Lastman Square.
E62498 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: North York Centre station | Statement: [Line 1 Yonge–University, hasStation, North York Centre station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: North York Centre station
Context triple: [Line 1 Yonge–University, hasStation, North York Centre station]
  • A. Sheppard–Yonge station
    Sheppard–Yonge station is a major Toronto subway interchange where the Yonge–University line connects with the Sheppard line, serving as a key transit hub in North York.
  • B. 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.
  • C. Yorkdale station
    Yorkdale station is a Toronto Transit Commission subway stop on Line 1 that serves the Yorkdale Shopping Centre area in North York, Ontario.
  • D. Vaughan Metropolitan Centre station
    Vaughan Metropolitan Centre station is a major subway terminal and transit hub in Vaughan, Ontario, serving as the northern endpoint of Toronto’s Line 1 Yonge–University.
  • E. Osgoode station
    Osgoode station is a downtown Toronto subway station on Line 1 Yonge–University, serving the area around Toronto City Hall, the Four Seasons Centre, and the city’s legal and entertainment districts.
  • 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: North York Centre station
Triple: [Line 1 Yonge–University, hasStation, North York Centre station]
Generated description
North York Centre station is a busy underground subway stop in Toronto’s North York district, serving the commercial and civic hub around Mel Lastman Square.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: North York Centre station
Target entity description: North York Centre station is a busy underground subway stop in Toronto’s North York district, serving the commercial and civic hub around Mel Lastman Square.
  • A. Sheppard–Yonge station
    Sheppard–Yonge station is a major Toronto subway interchange where the Yonge–University line connects with the Sheppard line, serving as a key transit hub in North York.
  • B. 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.
  • C. Yorkdale station
    Yorkdale station is a Toronto Transit Commission subway stop on Line 1 that serves the Yorkdale Shopping Centre area in North York, Ontario.
  • D. Vaughan Metropolitan Centre station
    Vaughan Metropolitan Centre station is a major subway terminal and transit hub in Vaughan, Ontario, serving as the northern endpoint of Toronto’s Line 1 Yonge–University.
  • E. Osgoode station
    Osgoode station is a downtown Toronto subway station on Line 1 Yonge–University, serving the area around Toronto City Hall, the Four Seasons Centre, and the city’s legal and entertainment districts.
  • 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_69a2e7e5c5bc8190a1dc8178218fba40 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2efa3163081909acff040a22bd559 completed Feb. 28, 2026, 1:37 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4853f45a48190ba551efc9d1fbfed completed March 1, 2026, 6:28 p.m.
NEDg Description generation batch_69a48608e55481908451593d6270531d completed March 1, 2026, 6:31 p.m.
NED2 Entity disambiguation (via description) batch_69a4865faf0881908167dbc03a1b9da6 completed March 1, 2026, 6:33 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.