Johnson Creek
E237008
Johnson Creek is a tributary of the Willamette River in the Portland metropolitan area of Oregon, known for flowing through several communities and ongoing urban watershed restoration efforts.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Ardenwald-Johnson Creek | 1 |
| Johnson Creek canonical | 1 |
| Johnson Creek watershed | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T841420 — 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: Johnson Creek Context triple: [Gresham, Oregon, locatedOnRiver, Johnson Creek]
-
A.
Spring Creek
Spring Creek is a waterway and wetland area in Queens, New York City, that forms part of the larger Jamaica Bay ecosystem.
-
B.
Mill Creek
Mill Creek is a historically significant neighborhood in West Philadelphia known for its residential character and community-focused redevelopment efforts.
-
C.
Mill Creek
Mill Creek is a stream in O'Brien County, Iowa, that serves as a local waterway within the county's rural landscape.
-
D.
Strawberry Creek
Strawberry Creek is a small natural waterway running through the University of California, Berkeley campus and the city of Berkeley, California.
-
E.
Multnomah Creek
Multnomah Creek is a stream in northern Oregon that flows through the Columbia River Gorge and forms the iconic Multnomah Falls.
- 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: Johnson Creek Target entity description: Johnson Creek is a tributary of the Willamette River in the Portland metropolitan area of Oregon, known for flowing through several communities and ongoing urban watershed restoration efforts.
-
A.
Spring Creek
Spring Creek is a waterway and wetland area in Queens, New York City, that forms part of the larger Jamaica Bay ecosystem.
-
B.
Mill Creek
Mill Creek is a historically significant neighborhood in West Philadelphia known for its residential character and community-focused redevelopment efforts.
-
C.
Mill Creek
Mill Creek is a stream in O'Brien County, Iowa, that serves as a local waterway within the county's rural landscape.
-
D.
Strawberry Creek
Strawberry Creek is a small natural waterway running through the University of California, Berkeley campus and the city of Berkeley, California.
-
E.
Multnomah Creek
Multnomah Creek is a stream in northern Oregon that flows through the Columbia River Gorge and forms the iconic Multnomah Falls.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
river
ⓘ
tributary ⓘ watershed ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| crosses | Johnson Creek Boulevard NERFINISHED ⓘ |
| drainsInto | Willamette River ⓘ |
| environmentalIssue |
habitat degradation
ⓘ
stormwater runoff ⓘ water quality impairment ⓘ |
| flowsThrough |
Clackamas County, Oregon
NERFINISHED
ⓘ
Damascus, Oregon ⓘ Gresham, Oregon ⓘ Happy Valley, Oregon ⓘ Milwaukie, Oregon ⓘ Multnomah County, Oregon ⓘ
linked to:
Multnomah County
Portland, Oregon ⓘ
linked to:
Portland, Oregon, United States
|
| hasConservationEffort |
fish passage improvement
ⓘ
floodplain reconnection ⓘ riparian planting ⓘ stream bank restoration ⓘ |
| hasEcosystem | riparian corridor ⓘ |
| hasFishSpecies |
cutthroat trout
ⓘ
salmon ⓘ steelhead trout ⓘ |
| hasFloodplain | Johnson Creek floodplain ⓘ |
| hasLandUse |
rural headwaters
ⓘ
suburban ⓘ urban ⓘ |
| hasRecreation |
multi-use trails
ⓘ
wildlife viewing ⓘ |
| hasWatershed |
Johnson Creek watershed
ⓘ
linked to:
Johnson Creek
|
| hasWatershedManagement | Johnson Creek Watershed Council ⓘ |
| knownFor |
flooding issues
ⓘ
salmon habitat restoration ⓘ urban watershed restoration ⓘ |
| locatedIn |
Oregon
ⓘ
Portland metropolitan area ⓘ Portland metropolitan area ⓘ |
| monitoredBy | local governments in Portland metropolitan area ⓘ |
| mouthLocatedIn |
Milwaukie, Oregon
ⓘ
Willamette River ⓘ |
| partOf |
Columbia River Basin
ⓘ
Willamette River watershed ⓘ
linked to:
Willamette River
|
| region | Pacific Northwest ⓘ |
| subjectOf | Johnson Creek Restoration Plan ⓘ |
| tributaryOf | Willamette River ⓘ |
| waterBodyType | perennial stream ⓘ |
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: Johnson Creek Description of subject: Johnson Creek is a tributary of the Willamette River in the Portland metropolitan area of Oregon, known for flowing through several communities and ongoing urban watershed restoration efforts.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Johnson Creek
linked to: Johnson Creek