Ontario–Ohio border
E804609
The Ontario–Ohio border is a short international boundary in Lake Erie separating the Canadian province of Ontario from the U.S. state of Ohio.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ontario–Ohio border canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9525173 — 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–Ohio border Context triple: [Big Chicken Island, near, Ontario–Ohio border]
-
A.
Quebec–Ontario border
The Quebec–Ontario border is the interprovincial boundary in Canada separating the predominantly French-speaking province of Quebec from the predominantly English-speaking province of Ontario, running from the Ottawa River region northward through sparsely populated boreal and subarctic areas.
-
B.
Manitoba–Ontario border
The Manitoba–Ontario border is the interprovincial boundary in central Canada separating the provinces of Manitoba and Ontario, running largely through boreal forest and lake country including the Lake of the Woods region.
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C.
Indiana–Ohio border
The Indiana–Ohio border is the state line separating Indiana and Ohio in the Midwestern United States, running north–south and passing just east of cities such as Richmond, Indiana.
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D.
Ohio–Kentucky border
The Ohio–Kentucky border is the state boundary largely defined by the Ohio River, separating northern Kentucky from southern Ohio and running through the greater Cincinnati metropolitan region.
-
E.
Windsor–Detroit border
The Windsor–Detroit border is a major international crossing between Canada and the United States, linking the cities of Windsor, Ontario, and Detroit, Michigan, across the Detroit River.
- 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–Ohio border Target entity description: The Ontario–Ohio border is a short international boundary in Lake Erie separating the Canadian province of Ontario from the U.S. state of Ohio.
-
A.
Quebec–Ontario border
The Quebec–Ontario border is the interprovincial boundary in Canada separating the predominantly French-speaking province of Quebec from the predominantly English-speaking province of Ontario, running from the Ottawa River region northward through sparsely populated boreal and subarctic areas.
-
B.
Manitoba–Ontario border
The Manitoba–Ontario border is the interprovincial boundary in central Canada separating the provinces of Manitoba and Ontario, running largely through boreal forest and lake country including the Lake of the Woods region.
-
C.
Indiana–Ohio border
The Indiana–Ohio border is the state line separating Indiana and Ohio in the Midwestern United States, running north–south and passing just east of cities such as Richmond, Indiana.
-
D.
Ohio–Kentucky border
The Ohio–Kentucky border is the state boundary largely defined by the Ohio River, separating northern Kentucky from southern Ohio and running through the greater Cincinnati metropolitan region.
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E.
Windsor–Detroit border
The Windsor–Detroit border is a major international crossing between Canada and the United States, linking the cities of Windsor, Ontario, and Detroit, Michigan, across the Detroit River.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
international border
ⓘ
lake boundary ⓘ |
| adjacentToCanadianProvince | Ontario NERFINISHED ⓘ |
| adjacentToUSState | Ohio NERFINISHED ⓘ |
| borderingCountry |
Canada
NERFINISHED
ⓘ
United States NERFINISHED ⓘ |
| borderingEntity |
Province of Ontario
NERFINISHED
ⓘ
State of Ohio NERFINISHED ⓘ |
| country1 | Canada NERFINISHED ⓘ |
| country2 | United States NERFINISHED ⓘ |
| crossesLake | Lake Erie NERFINISHED ⓘ |
| definedBy | international agreement ⓘ |
| hasBorderType |
maritime boundary
ⓘ
water boundary ⓘ |
| hasJurisdictionOnOneSide | Province of Ontario NERFINISHED ⓘ |
| hasJurisdictionOnOtherSide | State of Ohio NERFINISHED ⓘ |
| hasMedium | freshwater ⓘ |
| isPartOfLakeErieBoundarySystem | Canada–United States Great Lakes boundary system NERFINISHED ⓘ |
| isShorterThan | many other Canada–US border segments ⓘ |
| languageOfBorderingCountry | English ⓘ |
| locatedInBodyOfWater | Lake Erie NERFINISHED ⓘ |
| locatedInContinent | North America ⓘ |
| locatedInHemisphere |
Northern Hemisphere
ⓘ
Western Hemisphere ⓘ |
| locatedInLake | Lake Erie NERFINISHED ⓘ |
| locatedInRegion | Great Lakes region NERFINISHED ⓘ |
| partOf | Canada–United States border NERFINISHED ⓘ |
| separatesProvince | Ontario NERFINISHED ⓘ |
| separatesState | Ohio NERFINISHED ⓘ |
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–Ohio border Description of subject: The Ontario–Ohio border is a short international boundary in Lake Erie separating the Canadian province of Ontario from the U.S. state of Ohio.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.