Iowa Highway 15
E464140
Iowa Highway 15 is a state highway in northern Iowa that runs north–south, connecting rural communities and serving as a regional route near the Minnesota border.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Iowa Highway 15 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4671481 — 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: Iowa Highway 15 Context triple: [Clay County, Iowa, containsTransportationInfrastructure, Iowa Highway 15]
-
A.
Iowa Highway 150
Iowa Highway 150 is a state highway in Iowa that runs generally north–south through several communities in the eastern part of the state, connecting rural areas with regional hubs.
-
B.
Iowa Highway 10
Iowa Highway 10 is an east–west state highway in northwestern Iowa that serves communities including Orange City and connects to several major regional routes.
-
C.
Iowa Highway 1
Iowa Highway 1 is a primary north–south state highway in eastern Iowa that connects several communities, including the Iowa City area, and serves as an important regional route for local and through traffic.
-
D.
Iowa Highway 14
Iowa Highway 14 is a primary north–south state highway in Iowa that runs through central parts of the state, connecting several communities and serving as an important regional route.
-
E.
Iowa Highway 191
Iowa Highway 191 is a state highway in western Iowa that runs generally north–south, connecting small rural communities and providing regional access to larger routes.
- 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: Iowa Highway 15 Target entity description: Iowa Highway 15 is a state highway in northern Iowa that runs north–south, connecting rural communities and serving as a regional route near the Minnesota border.
-
A.
Iowa Highway 150
Iowa Highway 150 is a state highway in Iowa that runs generally north–south through several communities in the eastern part of the state, connecting rural areas with regional hubs.
-
B.
Iowa Highway 10
Iowa Highway 10 is an east–west state highway in northwestern Iowa that serves communities including Orange City and connects to several major regional routes.
-
C.
Iowa Highway 1
Iowa Highway 1 is a primary north–south state highway in eastern Iowa that connects several communities, including the Iowa City area, and serves as an important regional route for local and through traffic.
-
D.
Iowa Highway 14
Iowa Highway 14 is a primary north–south state highway in Iowa that runs through central parts of the state, connecting several communities and serving as an important regional route.
-
E.
Iowa Highway 191
Iowa Highway 191 is a state highway in western Iowa that runs generally north–south, connecting small rural communities and providing regional access to larger routes.
- F. None of above. chosen
Statements (16)
| Predicate | Object |
|---|---|
| instanceOf |
road transportation infrastructure
ⓘ
state highway ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| function |
connects rural communities
ⓘ
serves as a regional route ⓘ |
| highwayNumber | 15 ⓘ |
| highwayType | Iowa state highway ⓘ |
| locatedInCountrySubdivision | northern Iowa ⓘ |
| locatedInRegion | northern Iowa ⓘ |
| maintainedBy | Iowa Department of Transportation NERFINISHED ⓘ |
| nearBorderWith | Minnesota NERFINISHED ⓘ |
| orientation | north–south ⓘ |
| partOfNetwork | Iowa State Highway System NERFINISHED ⓘ |
| roadDirectionA | South ⓘ |
| roadDirectionB | North ⓘ |
| state | Iowa ⓘ |
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: Iowa Highway 15 Description of subject: Iowa Highway 15 is a state highway in northern Iowa that runs north–south, connecting rural communities and serving as a regional route near the Minnesota border.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.