Triple

T8110220
Position Surface form Disambiguated ID Type / Status
Subject GO Transit commuter rail lines (Lakeshore East and Stouffville corridors) E189329 entity
Predicate usesCorridor P5520 FINISHED
Object Stouffville corridor
The Stouffville corridor is a key GO Transit rail route in the Greater Toronto Area that connects downtown Toronto with the suburban communities of Markham, Stouffville, and surrounding areas.
E715604 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: Stouffville corridor | Statement: [GO Transit commuter rail lines (Lakeshore East and Stouffville corridors), usesCorridor, Stouffville corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Stouffville corridor
Context triple: [GO Transit commuter rail lines (Lakeshore East and Stouffville corridors), usesCorridor, Stouffville corridor]
  • A. Lakeshore West corridor
    The Lakeshore West corridor is a major GO Transit rail line in the Greater Toronto and Hamilton Area that runs along the north shore of Lake Ontario, connecting Toronto with communities to the west.
  • B. Don Mills Road
    Don Mills Road is a major north–south arterial roadway in Toronto, Ontario, serving the Don Mills and North York areas and connecting multiple residential, commercial, and industrial districts.
  • C. Lakeshore East corridor
    The Lakeshore East corridor is a major rail route in the Greater Toronto Area that carries GO Transit commuter trains between downtown Toronto and communities to the east.
  • D. Ottawa River Parkway
    The Ottawa River Parkway is a scenic roadway in Ottawa, Ontario, that runs along the south shore of the Ottawa River, offering access to parks, pathways, and key urban sites.
  • E. Ontario Highway 404
    Ontario Highway 404 is a major north–south controlled-access freeway in the Greater Toronto Area that connects Toronto to communities in York Region and extends toward Georgina, Ontario.
  • 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: Stouffville corridor
Triple: [GO Transit commuter rail lines (Lakeshore East and Stouffville corridors), usesCorridor, Stouffville corridor]
Generated description
The Stouffville corridor is a key GO Transit rail route in the Greater Toronto Area that connects downtown Toronto with the suburban communities of Markham, Stouffville, and surrounding areas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Stouffville corridor
Target entity description: The Stouffville corridor is a key GO Transit rail route in the Greater Toronto Area that connects downtown Toronto with the suburban communities of Markham, Stouffville, and surrounding areas.
  • A. Lakeshore West corridor
    The Lakeshore West corridor is a major GO Transit rail line in the Greater Toronto and Hamilton Area that runs along the north shore of Lake Ontario, connecting Toronto with communities to the west.
  • B. Don Mills Road
    Don Mills Road is a major north–south arterial roadway in Toronto, Ontario, serving the Don Mills and North York areas and connecting multiple residential, commercial, and industrial districts.
  • C. Lakeshore East corridor
    The Lakeshore East corridor is a major rail route in the Greater Toronto Area that carries GO Transit commuter trains between downtown Toronto and communities to the east.
  • D. Ottawa River Parkway
    The Ottawa River Parkway is a scenic roadway in Ottawa, Ontario, that runs along the south shore of the Ottawa River, offering access to parks, pathways, and key urban sites.
  • E. Ontario Highway 404
    Ontario Highway 404 is a major north–south controlled-access freeway in the Greater Toronto Area that connects Toronto to communities in York Region and extends toward Georgina, Ontario.
  • 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_69ca82b9d5848190a24672775d5c5011 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb42fcfb9c81908496f9a7e30d0d8a completed March 31, 2026, 3:43 a.m.
NED1 Entity disambiguation (via context triple) batch_69ccbe994fc881908a43cfdf9f28753c completed April 1, 2026, 6:43 a.m.
NEDg Description generation batch_69ccc37113108190901b02fae92764cf completed April 1, 2026, 7:04 a.m.
NED2 Entity disambiguation (via description) batch_69ccd7eca618819081e0c5452c8b1960 completed April 1, 2026, 8:31 a.m.
Created at: March 30, 2026, 5:32 p.m.