Lewis–Clark Valley
E432915
Lewis–Clark Valley is a bi-state region along the Snake and Clearwater rivers in Idaho and Washington, centered on the cities of Lewiston and Clarkston and known as a gateway to Hells Canyon and Lewis and Clark’s historic route.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Lewis–Clark Valley canonical | 2 |
| broader Lewis–Clark Valley region | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4334698 — 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: Lewis–Clark Valley Context triple: [Lewiston, Idaho, region, Lewis–Clark Valley]
-
A.
Yellowstone Valley
Yellowstone Valley is a scenic river valley in south-central Montana known for encompassing the city of Billings and following the course of the Yellowstone River.
-
B.
Weber Valley
Weber Valley is a populated valley region in northern Utah, centered around the Ogden area and the Weber River, forming part of the greater Wasatch Front urban corridor.
-
C.
Bighorn Basin
The Bighorn Basin is a broad intermontane basin in north-central Wyoming and south-central Montana, known for its rich fossil beds, energy resources, and surrounding mountain ranges.
-
D.
Gallatin Valley
Gallatin Valley is a fertile, mountain-ringed valley in southwestern Montana known for the city of Bozeman, agriculture, and outdoor recreation near Yellowstone National Park.
-
E.
Powder River Country
Powder River Country is a region in northeastern Wyoming known historically as a key area of conflict between the United States and Plains Indian tribes during the mid-19th 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: Lewis–Clark Valley Target entity description: Lewis–Clark Valley is a bi-state region along the Snake and Clearwater rivers in Idaho and Washington, centered on the cities of Lewiston and Clarkston and known as a gateway to Hells Canyon and Lewis and Clark’s historic route.
-
A.
Yellowstone Valley
Yellowstone Valley is a scenic river valley in south-central Montana known for encompassing the city of Billings and following the course of the Yellowstone River.
-
B.
Weber Valley
Weber Valley is a populated valley region in northern Utah, centered around the Ogden area and the Weber River, forming part of the greater Wasatch Front urban corridor.
-
C.
Bighorn Basin
The Bighorn Basin is a broad intermontane basin in north-central Wyoming and south-central Montana, known for its rich fossil beds, energy resources, and surrounding mountain ranges.
-
D.
Gallatin Valley
Gallatin Valley is a fertile, mountain-ringed valley in southwestern Montana known for the city of Bozeman, agriculture, and outdoor recreation near Yellowstone National Park.
-
E.
Powder River Country
Powder River Country is a region in northeastern Wyoming known historically as a key area of conflict between the United States and Plains Indian tribes during the mid-19th century.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
American Viticultural Area
ⓘ
bi-state region ⓘ region ⓘ |
| borderCrosses | Idaho–Washington state line NERFINISHED ⓘ |
| centeredOn |
Clarkston, Washington
NERFINISHED
ⓘ
Lewiston, Idaho NERFINISHED ⓘ |
| climate | semi-arid climate ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| economicCenter | Lewiston–Clarkston metropolitan area NERFINISHED ⓘ |
| grapeVarietyProduced |
Cabernet Sauvignon
NERFINISHED
ⓘ
Merlot ⓘ Riesling NERFINISHED ⓘ Syrah NERFINISHED ⓘ |
| hasAirport | Lewiston–Nez Perce County Airport NERFINISHED ⓘ |
| hasCity |
Clarkston, Washington
NERFINISHED
ⓘ
Lewiston, Idaho NERFINISHED ⓘ |
| hasFeature |
deep river canyons
ⓘ
river terraces ⓘ |
| historicalSignificance | traversed by Lewis and Clark Expedition ⓘ |
| knownAs |
gateway to Hells Canyon
ⓘ
gateway to Lewis and Clark’s historic route ⓘ |
| locatedAlong |
Clearwater River
NERFINISHED
ⓘ
Snake River NERFINISHED ⓘ |
| locatedIn |
Asotin County, Washington
NERFINISHED
ⓘ
Idaho ⓘ Nez Perce County, Idaho NERFINISHED ⓘ Pacific Northwest ⓘ Washington NERFINISHED ⓘ |
| namedAfter |
Meriwether Lewis
NERFINISHED
ⓘ
William Clark NERFINISHED ⓘ |
| namedFor | Lewis and Clark Expedition NERFINISHED ⓘ |
| near | Hells Canyon NERFINISHED ⓘ |
| partOf | Inland Northwest NERFINISHED ⓘ |
| primaryIndustry |
agriculture
ⓘ
timber ⓘ tourism ⓘ |
| recognizedAsAVA | 2016 ⓘ |
| recreationActivity |
fishing
ⓘ
hiking ⓘ hunting ⓘ jet boat tours into Hells Canyon ⓘ |
| riverConfluence | confluence of Snake River and Clearwater River ⓘ |
| timeZone | Pacific Time Zone ⓘ |
| tourismAttraction |
Hells Canyon National Recreation Area
NERFINISHED
ⓘ
Lewis and Clark historic sites NERFINISHED ⓘ Snake River boating and fishing ⓘ |
| transportHub |
Port of Clarkston
NERFINISHED
ⓘ
Port of Lewiston NERFINISHED ⓘ |
| wineRegion | Lewis–Clark Valley AVA NERFINISHED ⓘ |
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: Lewis–Clark Valley Description of subject: Lewis–Clark Valley is a bi-state region along the Snake and Clearwater rivers in Idaho and Washington, centered on the cities of Lewiston and Clarkston and known as a gateway to Hells Canyon and Lewis and Clark’s historic route.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
broader Lewis–Clark Valley region