Ontario Highway 401 (nearby)
E649466
Ontario Highway 401 is one of Canada's busiest and most important expressways, running across southern Ontario and serving as a major transportation corridor for commuters and commercial traffic.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Ontario Highway 401 (nearby) canonical | 5 |
| Highway 401 near Prescott | 1 |
| Ontario Highway 401 exit for Lancaster | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7194756 — 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: Ontario Highway 401 (nearby) Context triple: [Blenheim, roadAccessVia, Ontario Highway 401 (nearby)]
-
A.
Ontario Highway 40 (nearby)
Ontario Highway 40 is a provincial highway in southwestern Ontario that serves as a key north–south route connecting communities such as Chatham-Kent to major regional roads and highways.
-
B.
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.
-
C.
Ontario Highway 148
Ontario Highway 148 is a provincial highway in eastern Ontario that runs along the Ottawa River, connecting communities in Renfrew County to the Quebec border.
-
D.
Ontario Highway 48
Ontario Highway 48 is a provincial highway in south-central Ontario that serves as a key regional route connecting communities north of Toronto, including the town of Georgina.
-
E.
Highway 417
Highway 417 is a major controlled-access highway in eastern Ontario, Canada, serving as the primary route through Ottawa and forming part of the Trans-Canada Highway.
- 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: Ontario Highway 401 (nearby) Target entity description: Ontario Highway 401 is one of Canada's busiest and most important expressways, running across southern Ontario and serving as a major transportation corridor for commuters and commercial traffic.
-
A.
Ontario Highway 40 (nearby)
Ontario Highway 40 is a provincial highway in southwestern Ontario that serves as a key north–south route connecting communities such as Chatham-Kent to major regional roads and highways.
-
B.
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.
-
C.
Ontario Highway 148
Ontario Highway 148 is a provincial highway in eastern Ontario that runs along the Ottawa River, connecting communities in Renfrew County to the Quebec border.
-
D.
Ontario Highway 48
Ontario Highway 48 is a provincial highway in south-central Ontario that serves as a key regional route connecting communities north of Toronto, including the town of Georgina.
-
E.
Highway 417
Highway 417 is a major controlled-access highway in eastern Ontario, Canada, serving as the primary route through Ottawa and forming part of the Trans-Canada Highway.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
controlled-access highway
ⓘ
provincial highway ⓘ |
| alsoKnownAs |
401
ⓘ
Highway 401 ⓘ Macdonald–Cartier Freeway (in some contexts) ⓘ
linked to:
Macdonald–Cartier Freeway
|
| busiestSection | through Toronto ⓘ |
| connectsTo |
Allen Road
ⓘ
Autoroute 20 ⓘ Don Valley Parkway ⓘ Highway 402 ⓘ Highway 403 ⓘ Highway 404 ⓘ Highway 410 ⓘ Highway 427 ⓘ |
| country | Canada ⓘ |
| direction | east–west ⓘ |
| easternTerminus |
Ontario–Quebec border near Cornwall
ⓘ
linked to:
Quebec–Ontario border
|
| function |
major commercial trucking corridor
ⓘ
major commuter corridor ⓘ |
| importance |
one of Canada’s busiest highways
ⓘ
primary link between Windsor–Detroit and Quebec corridor ⓘ |
| lanes | up to 18 lanes in some sections ⓘ |
| locatedIn | Ontario ⓘ |
| maintainedBy |
Ministry of Transportation of Ontario
ⓘ
linked to:
Ministry of Transportation (Ontario)
|
| notableFeature | collector–express system in Toronto ⓘ |
| officialName |
King’s Highway 401
ⓘ
linked to:
Highway 401
|
| partOf | Ontario provincial highway network ⓘ |
| passesThrough |
Cambridge, Ontario
ⓘ
Cornwall, Ontario ⓘ Kingston, Ontario ⓘ Kitchener ⓘ London, Ontario ⓘ Milton, Ontario ⓘ Mississauga ⓘ Oshawa ⓘ Pickering, Ontario ⓘ Toronto ⓘ Windsor ⓘ |
| regionServed | Southern Ontario ⓘ |
| roadType | controlled-access freeway ⓘ |
| routeNumber | 401 ⓘ |
| speedLimit |
100 km/h on most rural sections
ⓘ
reduced in urban sections ⓘ |
| usedFor |
freight transport
ⓘ
local commuting ⓘ long-distance intercity travel ⓘ |
| westernTerminus | Windsor ⓘ |
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: Ontario Highway 401 (nearby) Description of subject: Ontario Highway 401 is one of Canada's busiest and most important expressways, running across southern Ontario and serving as a major transportation corridor for commuters and commercial traffic.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Lancaster
linked to: Ontario Highway 401 (nearby)
linked to: Ontario Highway 401 (nearby)