Iowa secondary road system
E859018
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Iowa secondary road system canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10384275 — 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 secondary road system Context triple: [Iowa primary road system, distinguishedFrom, Iowa secondary road system]
-
A.
Iowa primary road system
The Iowa primary road system is the statewide network of major highways and routes that form the backbone of Iowa’s public road transportation infrastructure.
-
B.
Iowa Highway 965
Iowa Highway 965 is a former state highway in eastern Iowa that once served as a key connector between Coralville and North Liberty, paralleling Interstate 380.
-
C.
Iowa Highway 212
Iowa Highway 212 is a short state highway in Iowa that serves as a local connector route between small communities and other primary highways.
-
D.
Iowa Highway 173
Iowa Highway 173 is a state highway in western Iowa that serves as a regional connector route linking small communities and providing access to larger roads near Atlantic.
-
E.
Iowa Highway 192
Iowa Highway 192 is a short state highway in Council Bluffs, Iowa, that primarily serves as an urban connector route linking local streets with the Interstate 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 secondary road system Target entity description: 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.
-
A.
Iowa primary road system
The Iowa primary road system is the statewide network of major highways and routes that form the backbone of Iowa’s public road transportation infrastructure.
-
B.
Iowa Highway 965
Iowa Highway 965 is a former state highway in eastern Iowa that once served as a key connector between Coralville and North Liberty, paralleling Interstate 380.
-
C.
Iowa Highway 212
Iowa Highway 212 is a short state highway in Iowa that serves as a local connector route between small communities and other primary highways.
-
D.
Iowa Highway 173
Iowa Highway 173 is a state highway in western Iowa that serves as a regional connector route linking small communities and providing access to larger roads near Atlantic.
-
E.
Iowa Highway 192
Iowa Highway 192 is a short state highway in Council Bluffs, Iowa, that primarily serves as an urban connector route linking local streets with the Interstate system.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
road network
ⓘ
transportation infrastructure ⓘ |
| accessControl | generally uncontrolled access ⓘ |
| administeredInCooperationWith | Iowa Department of Transportation ⓘ |
| classification | secondary roads ⓘ |
| complements |
Iowa primary highway system
ⓘ
linked to:
Iowa primary road system
|
| connectedTo |
Iowa primary highway system
ⓘ
linked to:
Iowa primary road system
|
| country |
United States
ⓘ
linked to:
United States of America
|
| fundedBy |
county property taxes
ⓘ
federal-aid programs ⓘ state road use tax fund ⓘ |
| governedBy | county boards of supervisors ⓘ |
| hasDesignStandardVariation | by county ⓘ |
| hasLegalAuthorityFrom | Iowa Code ⓘ |
| hasMaintenanceActivities |
bridge maintenance
ⓘ
grading ⓘ pavement repair ⓘ snow removal ⓘ |
| hasSpeedLimitVariation | by road type and county ordinance ⓘ |
| includesFunctionalClass |
local roads
ⓘ
major collectors ⓘ minor collectors ⓘ |
| includesStructureType | county bridges ⓘ |
| isDistinctFrom |
Iowa primary road system
ⓘ
municipal street systems ⓘ |
| jurisdiction | county level ⓘ |
| locatedIn | Iowa ⓘ |
| maintainedBy |
Iowa county governments
ⓘ
county engineers ⓘ |
| networkRole | collector and distributor for the primary highway system ⓘ |
| partOf | Iowa road network ⓘ |
| planningInvolves | county secondary road departments ⓘ |
| purpose |
provide access to farms and rural residences
ⓘ
provide access to small towns and rural communities ⓘ |
| roadTypeIncluded |
farm-to-market roads
ⓘ
gravel roads ⓘ paved county roads ⓘ |
| safetyProgramsCoordinatedWith | Iowa Department of Transportation safety initiatives ⓘ |
| serves |
local traffic
ⓘ
rural traffic ⓘ |
| subjectTo |
federal highway safety regulations
ⓘ
state environmental regulations ⓘ |
| supports |
agricultural economy of Iowa
ⓘ
movement of agricultural commodities to market ⓘ rural emergency services access ⓘ school transportation routes ⓘ |
| trafficCharacteristic | lower traffic volumes than primary highways ⓘ |
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 secondary road system Description of subject: 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.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.