Iowa Highway 3 (historical alignment in county)
E1003410
Iowa Highway 3 (historical alignment in Decatur County) is a former state highway route in Iowa whose past course once traversed Decatur County before being realigned or decommissioned.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Iowa Highway 3 (historical alignment in county) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12779888 — 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 3 (historical alignment in county) Context triple: [Decatur County, Iowa, hasTransportationRoute, Iowa Highway 3 (historical alignment in county)]
-
A.
Iowa state highways
Iowa state highways are a network of numbered primary roads managed by the state of Iowa that connect cities, towns, and counties across the state.
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B.
Iowa Highway 330
Iowa Highway 330 is a state highway in Iowa that serves as a key connector route in the central part of the state, linking rural areas with larger regional highways and cities.
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C.
U.S. Highways in Iowa
U.S. Highways in Iowa are a network of federally designated routes that traverse the state, connecting major cities, towns, and neighboring states as part of the national U.S. Highway System.
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D.
Iowa Highway 46 (former)
Iowa Highway 46 (former) was a decommissioned state highway in Iowa that once served the Winterset area before being removed from the state highway system.
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E.
Iowa secondary road system
The Iowa secondary road system is the network of county-maintained roads in Iowa that serves local and rural traffic, complementing the state’s primary highway system.
- 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 3 (historical alignment in county) Target entity description: Iowa Highway 3 (historical alignment in Decatur County) is a former state highway route in Iowa whose past course once traversed Decatur County before being realigned or decommissioned.
-
A.
Iowa state highways
Iowa state highways are a network of numbered primary roads managed by the state of Iowa that connect cities, towns, and counties across the state.
-
B.
Iowa Highway 330
Iowa Highway 330 is a state highway in Iowa that serves as a key connector route in the central part of the state, linking rural areas with larger regional highways and cities.
-
C.
U.S. Highways in Iowa
U.S. Highways in Iowa are a network of federally designated routes that traverse the state, connecting major cities, towns, and neighboring states as part of the national U.S. Highway System.
-
D.
Iowa Highway 46 (former)
Iowa Highway 46 (former) was a decommissioned state highway in Iowa that once served the Winterset area before being removed from the state highway system.
-
E.
Iowa secondary road system
The Iowa secondary road system is the network of county-maintained roads in Iowa that serves local and rural traffic, complementing the state’s primary highway system.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
former state highway
ⓘ
road transportation infrastructure ⓘ |
| belongsTo | historical routes of Iowa state highways ⓘ |
| connectsWithin | Decatur County, Iowa NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| follows | earlier routing of Iowa Highway 3 through Decatur County ⓘ |
| function | regional connectivity route in southern Iowa ⓘ |
| hasCategory |
former state highways in Iowa
ⓘ
transportation in Decatur County, Iowa ⓘ |
| hasHistoricalRole | former alignment of Iowa Highway 3 ⓘ |
| hasJurisdiction | State of Iowa NERFINISHED ⓘ |
| isSubjectOf | historical discussions of Iowa Highway 3 routing ⓘ |
| locatedInAdministrativeEntity | Decatur County, Iowa NERFINISHED ⓘ |
| locatedInTime | 20th century ⓘ |
| maintainedBy | Iowa State Highway Commission NERFINISHED ⓘ |
| namedAfter | Iowa Highway 3 NERFINISHED ⓘ |
| partOf | Iowa state highway system NERFINISHED ⓘ |
| replacedBy | later alignment of Iowa Highway 3 ⓘ |
| roadSurface | paved roadway (at least in later years) ⓘ |
| roadType | state highway ⓘ |
| routeNumber | 3 ⓘ |
| state | Iowa ⓘ |
| status | decommissioned or realigned ⓘ |
| transportNetwork | Iowa state highway network NERFINISHED ⓘ |
| usedFor | motor vehicle traffic ⓘ |
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 3 (historical alignment in county) Description of subject: Iowa Highway 3 (historical alignment in Decatur County) is a former state highway route in Iowa whose past course once traversed Decatur County before being realigned or decommissioned.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Decatur County, Iowa