St. Lawrence Bridge Company
E1078834
UNEXPLORED
St. Lawrence Bridge Company was a Canadian engineering and construction firm known for its role in designing and building major steel railway bridges in Quebec, including the ill-fated Quebec Bridge.
All labels observed (1)
| Label | Occurrences |
|---|---|
| St. Lawrence Bridge Company canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T14053017 — 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: St. Lawrence Bridge Company Context triple: [Quebec Bridge, builder, St. Lawrence Bridge Company]
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A.
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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B.
Poughkeepsie Bridge Company
Poughkeepsie Bridge Company was the corporation formed in the 19th century to finance, build, and operate the railroad bridge spanning the Hudson River at Poughkeepsie, New York.
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C.
Sault Ste. Marie Bridge Authority
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.
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D.
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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E.
Niagara Falls Bridge Commission
The Niagara Falls Bridge Commission is a bi-national public agency that owns and operates key international bridges connecting the United States and Canada in the Niagara Falls region.
- 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: St. Lawrence Bridge Company Target entity description: St. Lawrence Bridge Company was a Canadian engineering and construction firm known for its role in designing and building major steel railway bridges in Quebec, including the ill-fated Quebec Bridge.
-
A.
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.
-
B.
Poughkeepsie Bridge Company
Poughkeepsie Bridge Company was the corporation formed in the 19th century to finance, build, and operate the railroad bridge spanning the Hudson River at Poughkeepsie, New York.
-
C.
Sault Ste. Marie Bridge Authority
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.
-
D.
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.
-
E.
Niagara Falls Bridge Commission
The Niagara Falls Bridge Commission is a bi-national public agency that owns and operates key international bridges connecting the United States and Canada in the Niagara Falls region.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.