Mackinac Bridge
E49703
The Mackinac Bridge is a major suspension bridge in Michigan that connects the state's Upper and Lower Peninsulas and is one of the longest suspension bridges in the world.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Mackinac Bridge canonical | 32 |
| Mackinac Bridge (distant view) | 1 |
| Mackinac Bridge (nearby access) | 1 |
| Mackinac Bridge (northern terminus) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T230670 — 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: Mackinac Bridge Context triple: [Straits of Mackinac, hasBridge, Mackinac Bridge]
-
A.
Sagamore Bridge
Sagamore Bridge is a major highway bridge in Massachusetts that carries traffic over the Cape Cod Canal, serving as one of the primary gateways to Cape Cod.
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B.
Theodore Roosevelt Bridge
The Theodore Roosevelt Bridge is a major highway bridge over the Potomac River in Washington, D.C., carrying traffic between the city and Arlington, Virginia.
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C.
St. Johns Bridge
St. Johns Bridge is a historic steel suspension bridge in Portland, Oregon, noted for its striking Gothic-style towers and scenic span over the Willamette River.
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D.
Mark Twain Memorial Bridge
The Mark Twain Memorial Bridge is a highway bridge over the Mississippi River near Hannibal, Missouri, named in honor of the famed American author Mark Twain.
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E.
Memorial Bridge
Memorial Bridge is a prominent ceremonial bridge spanning the Potomac River, symbolically linking Arlington National Cemetery with the Lincoln Memorial in Washington, D.C.
- 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: Mackinac Bridge Target entity description: The Mackinac Bridge is a major suspension bridge in Michigan that connects the state's Upper and Lower Peninsulas and is one of the longest suspension bridges in the world.
-
A.
Sagamore Bridge
Sagamore Bridge is a major highway bridge in Massachusetts that carries traffic over the Cape Cod Canal, serving as one of the primary gateways to Cape Cod.
-
B.
Theodore Roosevelt Bridge
The Theodore Roosevelt Bridge is a major highway bridge over the Potomac River in Washington, D.C., carrying traffic between the city and Arlington, Virginia.
-
C.
St. Johns Bridge
St. Johns Bridge is a historic steel suspension bridge in Portland, Oregon, noted for its striking Gothic-style towers and scenic span over the Willamette River.
-
D.
Mark Twain Memorial Bridge
The Mark Twain Memorial Bridge is a highway bridge over the Mississippi River near Hannibal, Missouri, named in honor of the famed American author Mark Twain.
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E.
Memorial Bridge
Memorial Bridge is a prominent ceremonial bridge spanning the Potomac River, symbolically linking Arlington National Cemetery with the Lincoln Memorial in Washington, D.C.
- F. None of above. chosen
Statements (49)
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: Mackinac Bridge Description of subject: The Mackinac Bridge is a major suspension bridge in Michigan that connects the state's Upper and Lower Peninsulas and is one of the longest suspension bridges in the world.
Referenced by (35)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Mackinac Bridge (distant view)
subject surface form:
Round Island Lighthouse
this entity surface form:
Mackinac Bridge (northern terminus)
this entity surface form:
Mackinac Bridge (nearby access)