Sault Ste. Marie Bridge Authority
E660000
The Sault Ste. Marie Bridge Authority is a bi-national public agency that operates and maintains the international bridge connecting Sault Ste. Marie, Michigan, and Sault Ste. Marie, Ontario.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Sault Ste. Marie Bridge Authority canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T7377246 — 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: Sault Ste. Marie Bridge Authority Context triple: [Sault Ste. Marie International Bridge, owner, Sault Ste. Marie Bridge Authority]
-
A.
Mackinac Bridge Authority
The Mackinac Bridge Authority is a public agency responsible for operating, managing, and overseeing the finances and maintenance of Michigan’s Mackinac Bridge.
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B.
Federal Bridge Corporation (Canada)
The Federal Bridge Corporation (Canada) is a Canadian Crown corporation responsible for owning, operating, and maintaining several major international bridge crossings between Canada and the United States.
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C.
Detroit International Bridge Company
Detroit International Bridge Company is a private firm that owns and operates the Ambassador Bridge, a major international crossing between Detroit, Michigan, and Windsor, Ontario.
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D.
Saint Lawrence Seaway Development Corporation
The Saint Lawrence Seaway Development Corporation is a U.S. federal agency responsible for operating and maintaining the American portion of the St. Lawrence Seaway, a key commercial shipping route connecting the Great Lakes to the Atlantic Ocean.
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E.
St. Lawrence Seaway Management Corporation
The St. Lawrence Seaway Management Corporation is the Canadian, not-for-profit entity responsible for operating and maintaining the Canadian portions of the St. Lawrence Seaway, a key binational commercial shipping route between the Great Lakes and the Atlantic Ocean.
- 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: Sault Ste. Marie Bridge Authority Target entity description: The Sault Ste. Marie Bridge Authority is a bi-national public agency that operates and maintains the international bridge connecting Sault Ste. Marie, Michigan, and Sault Ste. Marie, Ontario.
-
A.
Mackinac Bridge Authority
The Mackinac Bridge Authority is a public agency responsible for operating, managing, and overseeing the finances and maintenance of Michigan’s Mackinac Bridge.
-
B.
Federal Bridge Corporation (Canada)
The Federal Bridge Corporation (Canada) is a Canadian Crown corporation responsible for owning, operating, and maintaining several major international bridge crossings between Canada and the United States.
-
C.
Detroit International Bridge Company
Detroit International Bridge Company is a private firm that owns and operates the Ambassador Bridge, a major international crossing between Detroit, Michigan, and Windsor, Ontario.
-
D.
Saint Lawrence Seaway Development Corporation
The Saint Lawrence Seaway Development Corporation is a U.S. federal agency responsible for operating and maintaining the American portion of the St. Lawrence Seaway, a key commercial shipping route connecting the Great Lakes to the Atlantic Ocean.
-
E.
St. Lawrence Seaway Management Corporation
The St. Lawrence Seaway Management Corporation is the Canadian, not-for-profit entity responsible for operating and maintaining the Canadian portions of the St. Lawrence Seaway, a key binational commercial shipping route between the Great Lakes and the Atlantic Ocean.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
bi-national agency
ⓘ
bridge authority ⓘ public agency ⓘ |
| borderCrossingType | international border crossing ⓘ |
| bridgeConnectsCountry |
Canada
NERFINISHED
ⓘ
United States of America NERFINISHED ⓘ |
| bridgeSpans | St. Marys River NERFINISHED ⓘ |
| connectsViaBridge |
Sault Ste. Marie, Michigan
NERFINISHED
ⓘ
Sault Ste. Marie, Ontario NERFINISHED ⓘ |
| country |
Canada
ⓘ
United States of America ⓘ |
| hasCrossingType | road bridge ⓘ |
| hasOfficialLanguage |
English
ⓘ
French ⓘ |
| industry | transportation infrastructure ⓘ |
| jurisdiction |
Canadian federal government (Ottawa)
ⓘ
surface form:
Government of Canada
United States government ⓘ
surface form:
United States federal government
|
| locatedIn |
Sault Ste. Marie, Michigan
NERFINISHED
ⓘ
Sault Ste. Marie, Ontario NERFINISHED ⓘ |
| maintains | Sault Ste. Marie International Bridge NERFINISHED ⓘ |
| operates | Sault Ste. Marie International Bridge NERFINISHED ⓘ |
| purpose |
facilitate cross-border transportation
ⓘ
support international trade and travel between Canada and the United States ⓘ |
| regionServed |
Great Lakes region
ⓘ
Michigan NERFINISHED ⓘ Ontario ⓘ |
| responsibility |
capital improvements to Sault Ste. Marie International Bridge
ⓘ
collection of bridge tolls ⓘ maintenance of international bridge structures ⓘ operation of international bridge traffic ⓘ |
| sector | public sector ⓘ |
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: Sault Ste. Marie Bridge Authority Description of subject: The Sault Ste. Marie Bridge Authority is a bi-national public agency that operates and maintains the international bridge connecting Sault Ste. Marie, Michigan, and Sault Ste. Marie, Ontario.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.