Yamhill River
E156811
The Yamhill River is a tributary waterway in northwestern Oregon that flows through Yamhill County’s agricultural and wine-producing regions before joining the Willamette River.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Yamhill River canonical | 7 |
| North Yamhill River | 1 |
| South Yamhill River | 1 |
| Yamhill Kalapuya | 1 |
| Yamhill River watershed | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T605435 — 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: Yamhill River Context triple: [Willamette River, hasTributary, Yamhill River]
-
A.
Clackamas River
The Clackamas River is a tributary of the Willamette River in northwestern Oregon, known for its scenic forested watershed, hydroelectric dams, and popular recreational activities like fishing, rafting, and kayaking.
-
B.
Tualatin River
The Tualatin River is a tributary of the Willamette River in northwestern Oregon, known for flowing through agricultural lands and suburban communities and serving as a key source of irrigation, recreation, and wildlife habitat.
-
C.
Yaquina River
The Yaquina River is a coastal river in western Oregon that flows through forested valleys before emptying into the Pacific Ocean at Yaquina Bay near Newport.
-
D.
Santiam River
The Santiam River is a major river in western Oregon that flows through the Cascade Range and Willamette Valley, supporting recreation, hydropower, and important salmon and steelhead runs.
-
E.
Hood River
Hood River is a river in northern Oregon that flows into the Columbia River and lends its name to the nearby city and county known for outdoor recreation and agriculture.
- 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: Yamhill River Target entity description: The Yamhill River is a tributary waterway in northwestern Oregon that flows through Yamhill County’s agricultural and wine-producing regions before joining the Willamette River.
-
A.
Clackamas River
The Clackamas River is a tributary of the Willamette River in northwestern Oregon, known for its scenic forested watershed, hydroelectric dams, and popular recreational activities like fishing, rafting, and kayaking.
-
B.
Tualatin River
The Tualatin River is a tributary of the Willamette River in northwestern Oregon, known for flowing through agricultural lands and suburban communities and serving as a key source of irrigation, recreation, and wildlife habitat.
-
C.
Yaquina River
The Yaquina River is a coastal river in western Oregon that flows through forested valleys before emptying into the Pacific Ocean at Yaquina Bay near Newport.
-
D.
Santiam River
The Santiam River is a major river in western Oregon that flows through the Cascade Range and Willamette Valley, supporting recreation, hydropower, and important salmon and steelhead runs.
-
E.
Hood River
Hood River is a river in northern Oregon that flows into the Columbia River and lends its name to the nearby city and county known for outdoor recreation and agriculture.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| flowsGenerally | eastward ⓘ |
| flowsThrough |
Yamhill County, Oregon
ⓘ
agricultural regions of Yamhill County ⓘ wine-producing regions of Yamhill County ⓘ |
| formedByConfluenceOf |
Yamhill River
self-linksurface differs
ⓘ
surface form:
North Yamhill River
Yamhill River self-linksurface differs ⓘ
surface form:
South Yamhill River
|
| hasCounty | Yamhill County, Oregon ⓘ |
| hasLength | approximately 11 miles ⓘ |
| hasMouthElevation | approximately 59 feet ⓘ |
| hasNameOrigin | named after the Yamhill band of the Kalapuya people ⓘ |
| hasWatershedArea | part of Yamhill River sub-basin ⓘ |
| isTributary | right-bank tributary of the Willamette River ⓘ |
| locatedIn |
Oregon
ⓘ
Yamhill County, Oregon ⓘ Northwestern Oregon ⓘ
surface form:
northwestern Oregon
|
| mouthLocatedIn |
Newberg, Oregon
ⓘ
surface form:
Newberg, Oregon area
Willamette River ⓘ |
| partOf |
Columbia River Basin
ⓘ
surface form:
Columbia River basin
Willamette River ⓘ
surface form:
Willamette River watershed
|
| regionType |
agricultural region
ⓘ
wine region ⓘ |
| state | Oregon ⓘ |
| tributaryOf | Willamette River ⓘ |
| usedFor |
fishing
ⓘ
irrigation ⓘ recreation ⓘ |
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: Yamhill River Description of subject: The Yamhill River is a tributary waterway in northwestern Oregon that flows through Yamhill County’s agricultural and wine-producing regions before joining the Willamette River.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Yamhill Kalapuya
this entity surface form:
South Yamhill River
this entity surface form:
North Yamhill River
subject surface form:
McMinnville, Oregon
this entity surface form:
Yamhill River watershed