Steelman Lake
E849014
Steelman Lake is a small inland lake located on Sauvie Island in the Columbia River near Portland, Oregon, known for its natural wetland habitat and wildlife.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Steelman Lake canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4931151 — 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: Steelman Lake Context triple: [Sauvie Island, contains, Steelman Lake]
-
A.
Fairview Lake
Fairview Lake is a small recreational and residential lake located in the city of Fairview in Multnomah County, Oregon.
-
B.
Vandercook Lake
Vandercook Lake is a small inland lake and surrounding community area located near the city of Jackson in south-central Michigan.
-
C.
Truesdale Lake
Truesdale Lake is a small residential and recreational lake located in the town of Lewisboro in Westchester County, New York.
-
D.
Bluestone Lake
Bluestone Lake is a large reservoir on the New River in southern West Virginia, popular for fishing, boating, and outdoor recreation within Bluestone State Park.
-
E.
Herrington Lake
Herrington Lake is a large man-made reservoir in central Kentucky known for its deep waters, recreational boating, and fishing 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: Steelman Lake Target entity description: Steelman Lake is a small inland lake located on Sauvie Island in the Columbia River near Portland, Oregon, known for its natural wetland habitat and wildlife.
-
A.
Fairview Lake
Fairview Lake is a small recreational and residential lake located in the city of Fairview in Multnomah County, Oregon.
-
B.
Vandercook Lake
Vandercook Lake is a small inland lake and surrounding community area located near the city of Jackson in south-central Michigan.
-
C.
Truesdale Lake
Truesdale Lake is a small residential and recreational lake located in the town of Lewisboro in Westchester County, New York.
-
D.
Bluestone Lake
Bluestone Lake is a large reservoir on the New River in southern West Virginia, popular for fishing, boating, and outdoor recreation within Bluestone State Park.
-
E.
Herrington Lake
Herrington Lake is a large man-made reservoir in central Kentucky known for its deep waters, recreational boating, and fishing opportunities.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf | lake ⓘ |
| access | reachable via Sauvie Island road network ⓘ |
| country | United States of America ⓘ |
| environmentType | wetland habitat ⓘ |
| habitatFor |
amphibians
ⓘ
aquatic plants ⓘ small mammals ⓘ wading birds ⓘ waterfowl ⓘ |
| hydrologicalType | freshwater lake ⓘ |
| islandContext | located within the Columbia River on Sauvie Island ⓘ |
| knownFor |
natural wetland habitat
ⓘ
wildlife viewing ⓘ |
| locatedIn |
Columbia River floodplain
NERFINISHED
ⓘ
Multnomah County ⓘ
surface form:
Multnomah County, Oregon
Oregon ⓘ United States of America ⓘ
surface form:
United States
|
| locatedNear | Portland, Oregon NERFINISHED ⓘ |
| locatedOn | Sauvie Island NERFINISHED ⓘ |
| partOf |
Columbia River ecosystem
ⓘ
Sauvie Island wetland complex NERFINISHED ⓘ |
| proximityTo | Columbia River main channel NERFINISHED ⓘ |
| region | Pacific Northwest ⓘ |
| relativeLocation | northwest of Portland, Oregon ⓘ |
| surroundedBy | marshes and wetlands ⓘ |
| waterBodyType | small inland lake ⓘ |
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: Steelman Lake Description of subject: Steelman Lake is a small inland lake located on Sauvie Island in the Columbia River near Portland, Oregon, known for its natural wetland habitat and wildlife.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Sauvie Island