Ontario Highway 542
E686805
Ontario Highway 542 is a secondary provincial highway that serves as a key east–west route across Manitoulin Island in Ontario, Canada.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Ontario Highway 542 canonical | 1 |
| Ontario Highway 542A | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7317304 — 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 542 Context triple: [Central Manitoulin, hasHighway, Ontario Highway 542]
-
A.
Ontario Highway 58
Ontario Highway 58 is a provincial highway in Ontario, Canada, that serves the Niagara region, connecting communities such as Welland and providing access to local and regional routes.
-
B.
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.
-
C.
Ontario Highway 94
Ontario Highway 94 is a provincially maintained secondary highway in Ontario, Canada, serving communities in the Nipissing District near North Bay.
-
D.
Ontario Highway 72
Ontario Highway 72 is a provincial highway in northwestern Ontario that connects the town of Sioux Lookout to the region’s primary highway network.
-
E.
Ontario Highway 144
Ontario Highway 144 is a provincial highway in northern Ontario that serves as a major north–south route connecting Sudbury with Timmins through remote, sparsely populated areas.
- 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 542 Target entity description: Ontario Highway 542 is a secondary provincial highway that serves as a key east–west route across Manitoulin Island in Ontario, Canada.
-
A.
Ontario Highway 58
Ontario Highway 58 is a provincial highway in Ontario, Canada, that serves the Niagara region, connecting communities such as Welland and providing access to local and regional routes.
-
B.
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.
-
C.
Ontario Highway 94
Ontario Highway 94 is a provincially maintained secondary highway in Ontario, Canada, serving communities in the Nipissing District near North Bay.
-
D.
Ontario Highway 72
Ontario Highway 72 is a provincial highway in northwestern Ontario that connects the town of Sioux Lookout to the region’s primary highway network.
-
E.
Ontario Highway 144
Ontario Highway 144 is a provincial highway in northern Ontario that serves as a major north–south route connecting Sudbury with Timmins through remote, sparsely populated areas.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
provincial highway
ⓘ
secondary highway ⓘ |
| category |
Ontario provincial highways
ⓘ
linked to:
Ontario provincial highway network
Roads on Manitoulin Island ⓘ |
| connectsTo |
Ontario Highway 540
ⓘ
Ontario Highway 542A ⓘ
linked to:
Ontario Highway 542
Ontario Highway 6 ⓘ |
| country | Canada ⓘ |
| direction | east–west ⓘ |
| highwaySystem |
Ontario Secondary Highway network
ⓘ
linked to:
Ontario provincial highway network
|
| jurisdiction |
Province of Ontario
ⓘ
linked to:
Ontario
|
| locatedIn |
Manitoulin District
ⓘ
Manitoulin Island ⓘ |
| maintainedBy |
Ontario Ministry of Transportation
ⓘ
linked to:
Ministry of Transportation (Ontario)
|
| passesNear |
Mindemoya
ⓘ
Providence Bay ⓘ Spring Bay ⓘ |
| passesThrough |
Municipality of Billings
ⓘ
Township of Central Manitoulin ⓘ |
| province | Ontario ⓘ |
| region |
Northeastern Ontario
ⓘ
linked to:
northeastern Ontario
|
| roadType | two-lane highway ⓘ |
| routeNumber | 542 ⓘ |
| servesAs | key east–west route across Manitoulin Island ⓘ |
| surface | paved road ⓘ |
| terminus |
junction with Highway 540 near Gore Bay area
ⓘ
junction with Highway 6 near Sandfield area ⓘ |
| usedFor |
local traffic
ⓘ
tourist access on Manitoulin Island ⓘ |
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 542 Description of subject: Ontario Highway 542 is a secondary provincial highway that serves as a key east–west route across Manitoulin Island in Ontario, Canada.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Ontario Highway 542