Weston Subdivision
E607901
Weston Subdivision is a key railway corridor in the Greater Toronto Area used by GO Transit and other operators for commuter and freight rail services.
All labels observed (2)
| Label | Occurrences |
|---|---|
| CN Dundas Subdivision | 1 |
| Weston Subdivision canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6594264 — 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: Weston Subdivision Context triple: [GO Transit Kitchener line, usesRailwaySubdivision, Weston Subdivision]
-
A.
Hudson Subdivision
The Hudson Subdivision is a key railroad line in New York State that carries passenger and freight trains along the Hudson River corridor, including service through Albany–Rensselaer station.
-
B.
Mohawk Subdivision
The Mohawk Subdivision is a key railroad line in upstate New York that forms part of the main passenger and freight corridor between Albany and western New York.
-
C.
Peninsula Subdivision
Peninsula Subdivision is a rail line in California’s San Francisco Peninsula region that carries commuter and other train services through cities such as Atherton.
-
D.
Hi-Line Subdivision
The Hi-Line Subdivision is a major BNSF Railway main line in northern Montana that carries transcontinental freight and passenger trains across the Rocky Mountains.
-
E.
Aurora Branch
Aurora Branch is a segment of the Illinois Prairie Path, a multi-use recreational trail in northeastern Illinois that extends toward the city of Aurora.
- 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: Weston Subdivision Target entity description: Weston Subdivision is a key railway corridor in the Greater Toronto Area used by GO Transit and other operators for commuter and freight rail services.
-
A.
Hudson Subdivision
The Hudson Subdivision is a key railroad line in New York State that carries passenger and freight trains along the Hudson River corridor, including service through Albany–Rensselaer station.
-
B.
Mohawk Subdivision
The Mohawk Subdivision is a key railroad line in upstate New York that forms part of the main passenger and freight corridor between Albany and western New York.
-
C.
Peninsula Subdivision
Peninsula Subdivision is a rail line in California’s San Francisco Peninsula region that carries commuter and other train services through cities such as Atherton.
-
D.
Hi-Line Subdivision
The Hi-Line Subdivision is a major BNSF Railway main line in northern Montana that carries transcontinental freight and passenger trains across the Rocky Mountains.
-
E.
Aurora Branch
Aurora Branch is a segment of the Illinois Prairie Path, a multi-use recreational trail in northeastern Illinois that extends toward the city of Aurora.
- F. None of above. chosen
Statements (14)
| Predicate | Object |
|---|---|
| instanceOf |
rail corridor
ⓘ
railway line ⓘ |
| country | Canada ⓘ |
| hasFunction | key railway corridor in the Greater Toronto Area ⓘ |
| locatedIn |
Canada
ⓘ
Greater Toronto Area ⓘ Ontario ⓘ |
| partOfNetwork | GO Transit rail network NERFINISHED ⓘ |
| serves | commuters in the Greater Toronto Area ⓘ |
| transportMode | rail ⓘ |
| usedBy |
GO Transit
NERFINISHED
ⓘ
freight rail operators ⓘ |
| usedFor |
commuter rail services
ⓘ
freight rail services ⓘ |
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: Weston Subdivision Description of subject: Weston Subdivision is a key railway corridor in the Greater Toronto Area used by GO Transit and other operators for commuter and freight rail services.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
CN Dundas Subdivision