Idaho State Highway 21
E1010172
Idaho State Highway 21 is a scenic north–south state highway in central Idaho known for traversing mountainous terrain, providing access to remote recreation areas, and forming part of the Ponderosa Pine Scenic Byway.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Idaho State Highway 21 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12873609 — 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: Idaho State Highway 21 Context triple: [Idaho State Highway 75, connectsTo, Idaho State Highway 21]
-
A.
Idaho State Highway 22
Idaho State Highway 22 is a state highway in eastern Idaho that serves as a rural connector route across Butte County and surrounding areas.
-
B.
Idaho State Highway 27
Idaho State Highway 27 is a state highway in southern Idaho that serves as a key north–south route through Cassia County, connecting local communities and providing access to regional highways.
-
C.
Idaho State Highway 77
Idaho State Highway 77 is a state highway in southern Idaho that serves as a regional connector route through Cassia County and nearby rural communities.
-
D.
Idaho State Highway 71
Idaho State Highway 71 is a short rural state highway in western Idaho that runs from the Oregon border near Hells Canyon to U.S. Route 95, providing access to remote recreational and agricultural areas.
-
E.
Idaho State Highway 33
Idaho State Highway 33 is a state highway in eastern Idaho that runs east–west through rural communities and agricultural areas, connecting U.S. Route 20 near Arco to the Wyoming state line.
- 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: Idaho State Highway 21 Target entity description: Idaho State Highway 21 is a scenic north–south state highway in central Idaho known for traversing mountainous terrain, providing access to remote recreation areas, and forming part of the Ponderosa Pine Scenic Byway.
-
A.
Idaho State Highway 22
Idaho State Highway 22 is a state highway in eastern Idaho that serves as a rural connector route across Butte County and surrounding areas.
-
B.
Idaho State Highway 27
Idaho State Highway 27 is a state highway in southern Idaho that serves as a key north–south route through Cassia County, connecting local communities and providing access to regional highways.
-
C.
Idaho State Highway 77
Idaho State Highway 77 is a state highway in southern Idaho that serves as a regional connector route through Cassia County and nearby rural communities.
-
D.
Idaho State Highway 71
Idaho State Highway 71 is a short rural state highway in western Idaho that runs from the Oregon border near Hells Canyon to U.S. Route 95, providing access to remote recreational and agricultural areas.
-
E.
Idaho State Highway 33
Idaho State Highway 33 is a state highway in eastern Idaho that runs east–west through rural communities and agricultural areas, connecting U.S. Route 20 near Arco to the Wyoming state line.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
road transportation infrastructure
ⓘ
state highway ⓘ |
| connects |
Boise, Idaho
NERFINISHED
ⓘ
Idaho City, Idaho NERFINISHED ⓘ Lowman, Idaho NERFINISHED ⓘ Stanley, Idaho NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| crosses |
Boise River
NERFINISHED
ⓘ
Payette River tributaries ⓘ |
| formsPartOf | Ponderosa Pine Scenic Byway NERFINISHED ⓘ |
| hasFeature |
mountain passes
ⓘ
sharp curves ⓘ steep grades ⓘ |
| highwayNumber | 21 ⓘ |
| isDesignatedAs | scenic byway ⓘ |
| isPartOfScenicBywaySystem | Idaho scenic byways NERFINISHED ⓘ |
| knownFor |
access to remote recreation areas
ⓘ
mountainous terrain ⓘ scenic views ⓘ |
| locatedIn | Idaho ⓘ |
| maintainedBy | Idaho Transportation Department NERFINISHED ⓘ |
| northernTerminus | Stanley, Idaho NERFINISHED ⓘ |
| orientation | north–south ⓘ |
| partOf | Ponderosa Pine Scenic Byway NERFINISHED ⓘ |
| passesNear |
Idaho City
NERFINISHED
ⓘ
Lowman NERFINISHED ⓘ Lucky Peak Lake NERFINISHED ⓘ Stanley NERFINISHED ⓘ |
| passesThrough |
Ada County
NERFINISHED
ⓘ
Boise County NERFINISHED ⓘ Custer County NERFINISHED ⓘ |
| providesAccessTo |
Sawtooth Mountains region
NERFINISHED
ⓘ
Sawtooth National Recreation Area (via Stanley) NERFINISHED ⓘ campgrounds ⓘ fishing areas ⓘ hot springs ⓘ trailheads ⓘ |
| region | central Idaho ⓘ |
| roadSurface | paved ⓘ |
| routeType | Idaho State Highway NERFINISHED ⓘ |
| southernTerminus | Boise, Idaho NERFINISHED ⓘ |
| subjectTo | winter closures or restrictions in high-elevation sections ⓘ |
| traverses |
Boise National Forest
NERFINISHED
ⓘ
Salmon-Challis National Forest vicinity NERFINISHED ⓘ |
| usedFor |
local transportation
ⓘ
recreational travel ⓘ tourism ⓘ |
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: Idaho State Highway 21 Description of subject: Idaho State Highway 21 is a scenic north–south state highway in central Idaho known for traversing mountainous terrain, providing access to remote recreation areas, and forming part of the Ponderosa Pine Scenic Byway.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.