East Fork Lewis River
E360321
The East Fork Lewis River is a tributary of the Lewis River in southwestern Washington State, known for its scenic forested corridor, salmon and steelhead runs, and popular recreation sites such as swimming holes and fishing spots.
All labels observed (1)
| Label | Occurrences |
|---|---|
| East Fork Lewis River canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T2930957 — 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: East Fork Lewis River Context triple: [La Center, Washington, locatedOn, East Fork Lewis River]
-
A.
Suiattle River
The Suiattle River is a glacially fed river in the North Cascades of Washington State, originating on the slopes of Glacier Peak and flowing through remote forested valleys before joining the Sauk River.
-
B.
Queets River
The Queets River is a remote, glacially fed river in Washington State that flows through old-growth rainforest in Olympic National Park before emptying into the Pacific Ocean.
-
C.
Mokelumne River
The Mokelumne River is a major river in the Sierra Nevada of California, known for its scenic canyons, hydroelectric projects, and role as a vital water source for agriculture and urban areas.
-
D.
Washougal River
The Washougal River is a scenic tributary of the Columbia River in southwestern Washington State, popular for fishing, swimming, and outdoor recreation.
-
E.
Grande Ronde River
The Grande Ronde River is a tributary of the Snake River in the Pacific Northwest, known for its scenic canyons, wildlife habitat, and popular recreational fishing and rafting opportunities.
- 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: East Fork Lewis River Target entity description: The East Fork Lewis River is a tributary of the Lewis River in southwestern Washington State, known for its scenic forested corridor, salmon and steelhead runs, and popular recreation sites such as swimming holes and fishing spots.
-
A.
Suiattle River
The Suiattle River is a glacially fed river in the North Cascades of Washington State, originating on the slopes of Glacier Peak and flowing through remote forested valleys before joining the Sauk River.
-
B.
Queets River
The Queets River is a remote, glacially fed river in Washington State that flows through old-growth rainforest in Olympic National Park before emptying into the Pacific Ocean.
-
C.
Mokelumne River
The Mokelumne River is a major river in the Sierra Nevada of California, known for its scenic canyons, hydroelectric projects, and role as a vital water source for agriculture and urban areas.
-
D.
Washougal River
The Washougal River is a scenic tributary of the Columbia River in southwestern Washington State, popular for fishing, swimming, and outdoor recreation.
-
E.
Grande Ronde River
The Grande Ronde River is a tributary of the Snake River in the Pacific Northwest, known for its scenic canyons, wildlife habitat, and popular recreational fishing and rafting opportunities.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
river
ⓘ
tributary ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| flowsThrough | forested corridor ⓘ |
| hasFeature |
gravel beds suitable for salmon spawning
ⓘ
riffles and pools ⓘ |
| hasWildlife |
other anadromous fish
ⓘ
salmon ⓘ steelhead trout ⓘ |
| knownFor |
fishing
ⓘ
kayaking ⓘ rafting ⓘ recreation ⓘ salmon runs ⓘ scenic forested corridor ⓘ steelhead runs ⓘ swimming holes ⓘ |
| locatedIn |
Clark County, Washington
NERFINISHED
ⓘ
Washington ⓘ
surface form:
Washington State
southwestern Washington ⓘ |
| mouthLocation | Lewis River ⓘ |
| partOf |
Columbia River Basin
ⓘ
surface form:
Columbia River basin
|
| region | Pacific Northwest ⓘ |
| riverSystem |
Lewis River
ⓘ
surface form:
Lewis River watershed
|
| tributaryOf | Lewis River ⓘ |
| usedFor |
boating
ⓘ
recreational fishing ⓘ swimming ⓘ |
| waterbodyType | freshwater river ⓘ |
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: East Fork Lewis River Description of subject: The East Fork Lewis River is a tributary of the Lewis River in southwestern Washington State, known for its scenic forested corridor, salmon and steelhead runs, and popular recreation sites such as swimming holes and fishing spots.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.