Cutler–Donahoe Bridge
E879634
The Cutler–Donahoe Bridge is a historic covered bridge in Madison County, Iowa, renowned as one of the iconic “Bridges of Madison County” and a notable local tourist attraction.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cutler–Donahoe Bridge canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8871132 — 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: Cutler–Donahoe Bridge Context triple: [Winterset, Iowa, hasHistoricStructure, Cutler–Donahoe Bridge]
-
A.
Dames Point Bridge
The Dames Point Bridge is a large cable-stayed bridge in Jacksonville, Florida, known for carrying Interstate 295 across the St. Johns River and being one of the longest cable-stayed bridges in the United States.
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B.
Glenn L. Jackson Memorial Bridge
The Glenn L. Jackson Memorial Bridge is a major concrete segmental bridge carrying traffic across the Columbia River between Oregon and Washington as part of the Portland metropolitan highway system.
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C.
Seabreeze Bridge
Seabreeze Bridge is a roadway bridge in Daytona Beach, Florida, that carries traffic across the Halifax River between the beachside and mainland areas.
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D.
Lacey V. Murrow Memorial Bridge
The Lacey V. Murrow Memorial Bridge is a major floating bridge in Washington State that carries Interstate 90 across Lake Washington, connecting Seattle to its eastern suburbs.
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E.
John P. Grace Memorial Bridge
The John P. Grace Memorial Bridge was a cantilever truss bridge in Charleston, South Carolina, that carried U.S. Route 17 and served as a primary crossing between Charleston and Mount Pleasant for much of the 20th century.
- 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: Cutler–Donahoe Bridge Target entity description: The Cutler–Donahoe Bridge is a historic covered bridge in Madison County, Iowa, renowned as one of the iconic “Bridges of Madison County” and a notable local tourist attraction.
-
A.
Dames Point Bridge
The Dames Point Bridge is a large cable-stayed bridge in Jacksonville, Florida, known for carrying Interstate 295 across the St. Johns River and being one of the longest cable-stayed bridges in the United States.
-
B.
Glenn L. Jackson Memorial Bridge
The Glenn L. Jackson Memorial Bridge is a major concrete segmental bridge carrying traffic across the Columbia River between Oregon and Washington as part of the Portland metropolitan highway system.
-
C.
Seabreeze Bridge
Seabreeze Bridge is a roadway bridge in Daytona Beach, Florida, that carries traffic across the Halifax River between the beachside and mainland areas.
-
D.
Lacey V. Murrow Memorial Bridge
The Lacey V. Murrow Memorial Bridge is a major floating bridge in Washington State that carries Interstate 90 across Lake Washington, connecting Seattle to its eastern suburbs.
-
E.
John P. Grace Memorial Bridge
The John P. Grace Memorial Bridge was a cantilever truss bridge in Charleston, South Carolina, that carried U.S. Route 17 and served as a primary crossing between Charleston and Mount Pleasant for much of the 20th century.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
covered bridge
ⓘ
historic bridge ⓘ tourist attraction ⓘ |
| category |
covered bridges in Iowa
ⓘ
road bridges on the National Register of Historic Places in Iowa ⓘ tourist attractions in Madison County, Iowa ⓘ |
| city | Winterset NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| county | Madison County NERFINISHED ⓘ |
| hasCulturalSignificance | associated with the Bridges of Madison County tourism ⓘ |
| hasDesign | wooden covered bridge design ⓘ |
| hasPreservationStatus | preserved as historic structure ⓘ |
| hasRoof | yes ⓘ |
| hasSpanType | single-span ⓘ |
| heritageDesignation | listed on the National Register of Historic Places ⓘ |
| locatedIn |
Iowa
ⓘ
Madison County, Iowa NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
Winterset City Park NERFINISHED ⓘ |
| material | wood ⓘ |
| notableAs |
iconic local landmark
ⓘ
one of the Bridges of Madison County ⓘ |
| openToPublic | yes ⓘ |
| partOf | Bridges of Madison County NERFINISHED ⓘ |
| state | Iowa ⓘ |
| structureType | covered bridge ⓘ |
| touristAttraction | yes ⓘ |
| usedFor |
pedestrian traffic
ⓘ
road traffic (historically) ⓘ |
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: Cutler–Donahoe Bridge Description of subject: The Cutler–Donahoe Bridge is a historic covered bridge in Madison County, Iowa, renowned as one of the iconic “Bridges of Madison County” and a notable local tourist attraction.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.