Riffe Lake
E586887
Riffe Lake is a large reservoir on the Cowlitz River in southwestern Washington, popular for fishing, boating, and camping.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Riffe Lake canonical | 1 |
| Riffe Lake and Mayfield Lake | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2984213 — 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: Riffe Lake Context triple: [Lewis County, Washington, hasLake, Riffe Lake]
-
A.
Fairview Lake
Fairview Lake is a small recreational and residential lake located in the city of Fairview in Multnomah County, Oregon.
-
B.
Scargo Lake
Scargo Lake is a freshwater kettle pond on Cape Cod in Dennis, Massachusetts, known for recreation, fishing, and its scenic views from nearby Scargo Tower.
-
C.
Fisher Lake
Fisher Lake is a natural lake located within George Wyth State Park in Iowa, known for outdoor recreation such as fishing and boating.
-
D.
Finley Lake
Finley Lake is a recreational body of water commonly used for activities such as fishing, boating, and other outdoor leisure pursuits.
-
E.
Long Lake
Long Lake is a freshwater lake that serves as the setting for Long Lake Beach and is likely used for recreation and local outdoor activities.
- 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: Riffe Lake Target entity description: Riffe Lake is a large reservoir on the Cowlitz River in southwestern Washington, popular for fishing, boating, and camping.
-
A.
Fairview Lake
Fairview Lake is a small recreational and residential lake located in the city of Fairview in Multnomah County, Oregon.
-
B.
Scargo Lake
Scargo Lake is a freshwater kettle pond on Cape Cod in Dennis, Massachusetts, known for recreation, fishing, and its scenic views from nearby Scargo Tower.
-
C.
Fisher Lake
Fisher Lake is a natural lake located within George Wyth State Park in Iowa, known for outdoor recreation such as fishing and boating.
-
D.
Finley Lake
Finley Lake is a recreational body of water commonly used for activities such as fishing, boating, and other outdoor leisure pursuits.
-
E.
Long Lake
Long Lake is a freshwater lake that serves as the setting for Long Lake Beach and is likely used for recreation and local outdoor activities.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf | reservoir ⓘ |
| accessedByRoad | U.S. Route 12 NERFINISHED ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| createdBy | impoundment of the Cowlitz River ⓘ |
| createdByDam | Mossyrock Dam NERFINISHED ⓘ |
| drainageBasin | Cowlitz River basin ⓘ |
| fishSpecies |
cutthroat trout
ⓘ
kokanee salmon ⓘ landlocked coho salmon ⓘ largemouth bass ⓘ rainbow trout ⓘ smallmouth bass ⓘ yellow perch ⓘ |
| formedBy | construction of Mossyrock Dam ⓘ |
| formerlyKnownAs | Mossyrock Lake NERFINISHED ⓘ |
| hasBoatLaunch |
Kosmos boat launch
ⓘ
Mossyrock Park boat launch NERFINISHED ⓘ Taidi Creek boat launch NERFINISHED ⓘ |
| hasCampground |
Mossyrock Park
NERFINISHED
ⓘ
Taidi Creek campground NERFINISHED ⓘ |
| hasIsland | several small islands at low water levels ⓘ |
| inflow | Cowlitz River NERFINISHED ⓘ |
| locatedIn |
Lewis County, Washington
NERFINISHED
ⓘ
Washington ⓘ
surface form:
Washington (state)
|
| locatedNear |
Glenoma, Washington
NERFINISHED
ⓘ
Morton, Washington NERFINISHED ⓘ Mossyrock, Washington NERFINISHED ⓘ |
| locatedOnRiver | Cowlitz River NERFINISHED ⓘ |
| namedAfter | Floyd B. Riffe NERFINISHED ⓘ |
| operator | Tacoma Power NERFINISHED ⓘ |
| outflow | Cowlitz River NERFINISHED ⓘ |
| ownedBy | Tacoma Public Utilities NERFINISHED ⓘ |
| partOf | Cowlitz River Project NERFINISHED ⓘ |
| popularFor |
boating
ⓘ
camping ⓘ fishing ⓘ |
| purpose |
flood control
ⓘ
hydroelectric power generation ⓘ recreation ⓘ |
| recreationalActivity |
swimming
ⓘ
water skiing ⓘ |
| region | Southwestern Washington NERFINISHED ⓘ |
| reservoirFor | Mossyrock Dam power plant NERFINISHED ⓘ |
| submergedFormerTown |
Kosmos, Washington
NERFINISHED
ⓘ
Nesika, Washington NERFINISHED ⓘ Riffe, Washington NERFINISHED ⓘ |
| watercourse | Cowlitz River 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: Riffe Lake Description of subject: Riffe Lake is a large reservoir on the Cowlitz River in southwestern Washington, popular for fishing, boating, and camping.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Riffe Lake and Mayfield Lake