American River (California)
E526153
The American River in California is a major Sierra Nevada waterway famed for its role in the Gold Rush and for providing popular whitewater rafting, fishing, and recreation opportunities.
All labels observed (3)
| Label | Occurrences |
|---|---|
| American River | 27 |
| American River (California) canonical | 1 |
| American River riparian corridor | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4399936 — 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: American River (California) Context triple: [El Dorado County, California, contains, American River (California)]
-
A.
South Fork American River
The South Fork American River is a major tributary of California’s American River in the Sierra Nevada foothills, renowned for its historical role in the Gold Rush and its popular whitewater rafting runs.
-
B.
Middle Fork American River
The Middle Fork American River is a popular whitewater rafting and kayaking destination in California’s Sierra Nevada, known for its scenic canyon, challenging rapids, and historic gold-mining sites.
-
C.
Feather River
The Feather River is a major tributary of the Sacramento River in Northern California, known for its extensive role in the state’s water supply, hydroelectric power generation, and flood control.
-
D.
Cosumnes River
The Cosumnes River is a relatively free-flowing river in Northern California known for its diverse riparian habitats and role in supporting regional wildlife and recreation.
-
E.
North Fork American River
The North Fork American River is a major tributary of California’s American River, known for its rugged canyon scenery, whitewater recreation, and relatively undisturbed natural habitat in the Sierra Nevada foothills.
- 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: American River (California) Target entity description: The American River in California is a major Sierra Nevada waterway famed for its role in the Gold Rush and for providing popular whitewater rafting, fishing, and recreation opportunities.
-
A.
South Fork American River
The South Fork American River is a major tributary of California’s American River in the Sierra Nevada foothills, renowned for its historical role in the Gold Rush and its popular whitewater rafting runs.
-
B.
Middle Fork American River
The Middle Fork American River is a popular whitewater rafting and kayaking destination in California’s Sierra Nevada, known for its scenic canyon, challenging rapids, and historic gold-mining sites.
-
C.
Feather River
The Feather River is a major tributary of the Sacramento River in Northern California, known for its extensive role in the state’s water supply, hydroelectric power generation, and flood control.
-
D.
Cosumnes River
The Cosumnes River is a relatively free-flowing river in Northern California known for its diverse riparian habitats and role in supporting regional wildlife and recreation.
-
E.
North Fork American River
The North Fork American River is a major tributary of California’s American River, known for its rugged canyon scenery, whitewater recreation, and relatively undisturbed natural habitat in the Sierra Nevada foothills.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| associatedWith |
Coloma, California
NERFINISHED
ⓘ
Sutter's Mill NERFINISHED ⓘ |
| cityOnRiver |
Auburn, California
NERFINISHED
ⓘ
Folsom, California NERFINISHED ⓘ Sacramento, California NERFINISHED ⓘ |
| country | United States of America ⓘ |
| ecoregion | California Central Valley NERFINISHED ⓘ |
| flowsInto | Sacramento–San Joaquin River Delta NERFINISHED ⓘ |
| flowsThrough |
El Dorado County, California
NERFINISHED
ⓘ
Placer County, California NERFINISHED ⓘ Sacramento County, California NERFINISHED ⓘ |
| forms | American River Parkway NERFINISHED ⓘ |
| hasBridge |
Fair Oaks Bridge
NERFINISHED
ⓘ
Guy West Bridge NERFINISHED ⓘ Rainbow Bridge (Folsom) NERFINISHED ⓘ |
| hasDam |
Folsom Dam
NERFINISHED
ⓘ
Nimbus Dam NERFINISHED ⓘ |
| hasPart |
Middle Fork American River
NERFINISHED
ⓘ
North Fork American River NERFINISHED ⓘ South Fork American River NERFINISHED ⓘ |
| hasProtectedArea | American River Parkway NERFINISHED ⓘ |
| historicalEvent | site of early gold discoveries in 1848 ⓘ |
| knownFor |
California Gold Rush history
ⓘ
hiking and riverside recreation ⓘ kayaking ⓘ recreational fishing ⓘ whitewater rafting ⓘ |
| locatedIn |
Northern California
ⓘ
Sierra Nevada NERFINISHED ⓘ |
| mouthLocation |
Sacramento River
NERFINISHED
ⓘ
Sacramento, California NERFINISHED ⓘ |
| partOf | Sacramento River watershed NERFINISHED ⓘ |
| recreationActivity |
gold panning
ⓘ
trail running and cycling along the parkway ⓘ whitewater rafting on the South Fork ⓘ |
| recreationArea | Auburn State Recreation Area NERFINISHED ⓘ |
| sourceRegion | Sierra Nevada mountains NERFINISHED ⓘ |
| state |
California, United States
ⓘ
surface form:
California
|
| tributaryOf | Sacramento River NERFINISHED ⓘ |
| usedFor |
flood control
ⓘ
hydroelectric power generation ⓘ irrigation ⓘ municipal water supply ⓘ |
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: American River (California) Description of subject: The American River in California is a major Sierra Nevada waterway famed for its role in the Gold Rush and for providing popular whitewater rafting, fishing, and recreation opportunities.
Referenced by (29)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River riparian corridor
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
subject surface form:
Sacramento River
this entity surface form:
American River
subject surface form:
Auburn, California
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River
this entity surface form:
American River