Triple

T3638964
Position Surface form Disambiguated ID Type / Status
Subject St. Clair West station E77138 entity
Predicate lineOpeningContext P49755 FINISHED
Object Spadina subway extension E200162 NE FINISHED

How this triple was built (3 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: Spadina subway extension | Statement: [St. Clair West station, lineOpeningContext, Spadina subway extension]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Spadina subway extension
Context triple: [St. Clair West station, lineOpeningContext, Spadina subway extension]
  • A. Toronto Transit Commission Line 1 extension chosen
    The Toronto Transit Commission Line 1 extension is a subway line expansion that extends Toronto’s primary north–south rapid transit route into York Region, improving regional connectivity and access to the city’s transit network.
  • B. Yonge Street subway corridor
    The Yonge Street subway corridor is a major rapid transit route in Toronto that follows Yonge Street and forms the backbone of the city’s subway network.
  • C. Canada Line
    The Canada Line is a rapid transit rail line in Metro Vancouver, British Columbia, connecting downtown Vancouver with the Vancouver International Airport and the suburb of Richmond.
  • D. 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.
  • E. Trillium Line
    The Trillium Line is a diesel light rail transit line in Ottawa, Ontario, forming part of the city’s O-Train network and connecting southern communities with the downtown area.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: lineOpeningContext
Context triple: [St. Clair West station, lineOpeningContext, Spadina subway extension]
  • A. originalLineOpened
    Indicates that a transportation or service line began its initial operation or was first opened for use.
  • B. openingLine
    Indicates that one entity is the first line or initial statement that begins another entity, such as a text, speech, or conversation.
  • C. firstLineOpened
    Indicates that the first line of something (e.g., a document, file, or text block) has been opened or accessed.
  • D. openedFirstLine
    Indicates that one entity initiated the opening of something (e.g., a file, document, or interface) before any other entity did, being the first to perform the opening action.
  • E. lineTerminusDirection
    Indicates the directional orientation or bearing at which a line segment or route terminates at its endpoint.
  • 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_69ad85dd0be48190b738990cb20c4731 completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adc32a5d448190b24f379b8b2d4f9b completed March 8, 2026, 6:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69b44f274e8c81909851f28b776b835a completed March 13, 2026, 5:53 p.m.
PD Predicate disambiguation batch_69adb842be7c8190b7dfdb7c906f294c completed March 8, 2026, 5:56 p.m.
PDg Predicate description generation batch_69adb902e61c81908f10494f828e260f completed March 8, 2026, 5:59 p.m.
Created at: March 8, 2026, 3:24 p.m.