Stouffville corridor
E715604
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Stouffville corridor canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8110220 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
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.
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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.
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
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail line
ⓘ
rail corridor ⓘ |
| connectsTo |
Markham
NERFINISHED
ⓘ
Stouffville NERFINISHED ⓘ downtown Toronto ⓘ |
| electrificationStatus | partially planned for electrification ⓘ |
| gauge | standard gauge ⓘ |
| hasService | Stouffville line (GO Transit) NERFINISHED ⓘ |
| historicalOperator |
Canadian National Railway
NERFINISHED
ⓘ
Grand Trunk Railway NERFINISHED ⓘ |
| locatedIn |
Canada
ⓘ
Greater Toronto Area ⓘ Ontario ⓘ |
| operator | GO Transit NERFINISHED ⓘ |
| owner | Metrolinx NERFINISHED ⓘ |
| partOf |
GO Transit Regional Express Rail program
NERFINISHED
ⓘ
GO Transit network NERFINISHED ⓘ |
| passesThrough |
Agincourt
NERFINISHED
ⓘ
Mount Joy NERFINISHED ⓘ Scarborough NERFINISHED ⓘ Unionville NERFINISHED ⓘ |
| railwayType | heavy rail ⓘ |
| serves |
City of Toronto
NERFINISHED
ⓘ
Town of Whitchurch-Stouffville NERFINISHED ⓘ York Region NERFINISHED ⓘ |
| terminus | Union Station (Toronto) NERFINISHED ⓘ |
| trackUsage | primarily passenger ⓘ |
| upgradeProgram | GO Expansion NERFINISHED ⓘ |
| usedFor |
commuter rail service
ⓘ
passenger transportation ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Stouffville corridor Description of subject: 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.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
GO Transit commuter rail lines (Lakeshore East and Stouffville corridors)
→
usesCorridor
→
Stouffville corridor
ⓘ