Eldorado National Forest
E18240
Eldorado National Forest is a large U.S. national forest in California known for its mountainous terrain, extensive conifer forests, and popular outdoor recreation opportunities such as hiking, camping, and skiing.
All labels observed (6)
How this entity was disambiguated
This entity first appeared as the object of triple T12017 — 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: Eldorado National Forest Context triple: [Sierra Nevada, hasProtectedArea, Eldorado National Forest]
-
A.
Inyo National Forest
Inyo National Forest is a vast protected area in eastern California known for its dramatic Sierra Nevada landscapes, including high peaks, ancient bristlecone pine forests, and popular outdoor recreation opportunities.
-
B.
Sierra National Forest
Sierra National Forest is a large U.S. national forest in California’s Sierra Nevada known for its rugged mountain landscapes, dense conifer forests, and extensive outdoor recreation opportunities.
-
C.
Stanislaus National Forest
Stanislaus National Forest is a large, federally managed forest in California known for its rugged Sierra Nevada landscapes, extensive recreation opportunities, and diverse wildlife habitats.
-
D.
Mount Hood National Forest
Mount Hood National Forest is a vast federally managed forest in northern Oregon centered around the volcanic peak of Mount Hood, offering extensive outdoor recreation, scenic drives, and diverse mountain and forest ecosystems.
-
E.
Lassen Volcanic National Park
Lassen Volcanic National Park is a U.S. national park in northern California known for its active geothermal features, including fumaroles, hot springs, and the prominent Lassen Peak volcano.
- 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: Eldorado National Forest Target entity description: Eldorado National Forest is a large U.S. national forest in California known for its mountainous terrain, extensive conifer forests, and popular outdoor recreation opportunities such as hiking, camping, and skiing.
-
A.
Inyo National Forest
Inyo National Forest is a vast protected area in eastern California known for its dramatic Sierra Nevada landscapes, including high peaks, ancient bristlecone pine forests, and popular outdoor recreation opportunities.
-
B.
Sierra National Forest
Sierra National Forest is a large U.S. national forest in California’s Sierra Nevada known for its rugged mountain landscapes, dense conifer forests, and extensive outdoor recreation opportunities.
-
C.
Stanislaus National Forest
Stanislaus National Forest is a large, federally managed forest in California known for its rugged Sierra Nevada landscapes, extensive recreation opportunities, and diverse wildlife habitats.
-
D.
Mount Hood National Forest
Mount Hood National Forest is a vast federally managed forest in northern Oregon centered around the volcanic peak of Mount Hood, offering extensive outdoor recreation, scenic drives, and diverse mountain and forest ecosystems.
-
E.
Lassen Volcanic National Park
Lassen Volcanic National Park is a U.S. national park in northern California known for its active geothermal features, including fumaroles, hot springs, and the prominent Lassen Peak volcano.
- F. None of above. chosen
Statements (57)
| Predicate | Object |
|---|---|
| instanceOf |
national forest
ⓘ
protected area ⓘ |
| area |
about 241000 hectares
ⓘ
about 596000 acres ⓘ |
| borders |
Lake Tahoe Basin Management Unit
ⓘ
Stanislaus National Forest ⓘ Tahoe National Forest ⓘ |
| climate | Mediterranean climate ⓘ |
| contains |
Crystal Basin Recreation Area
ⓘ
Desolation Wilderness ⓘ
linked to:
Desolation Wilderness (part)
Ice House Reservoir ⓘ Loon Lake ⓘ Mokelumne Wilderness (part) ⓘ
linked to:
Mokelumne Wilderness (portion)
Rubicon Trail (segment) ⓘ Union Valley Reservoir ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| ecosystem | coniferous forest ⓘ |
| elevationRange | about 1000 feet to over 10000 feet above sea level ⓘ |
| established | 1910 ⓘ |
| governingBody |
Eldorado National Forest Supervisor's Office
ⓘ
linked to:
Eldorado National Forest
|
| hasFeature |
alpine lakes
ⓘ
granite peaks ⓘ meadows ⓘ river canyons ⓘ |
| hasSeason |
dry summers
ⓘ
wet winters ⓘ |
| hasVegetation |
incense-cedar
ⓘ
oak woodland ⓘ ponderosa pine ⓘ red fir ⓘ sugar pine ⓘ white fir ⓘ |
| hasWatercourse |
American River
ⓘ
Cosumnes River ⓘ Mokelumne River ⓘ South Fork American River ⓘ |
| headquartersLocation |
Placerville, California
ⓘ
linked to:
Placerville
|
| locatedIn |
Alpine County, California
ⓘ
linked to:
Alpine County
Amador County, California ⓘ California ⓘ
linked to:
California, United States
El Dorado County, California ⓘ Placer County, California ⓘ
linked to:
Placer County
Sierra Nevada ⓘ |
| managedBy |
United States Forest Service
ⓘ
linked to:
U.S. Forest Service
|
| nearestCity |
Placerville, California
ⓘ
linked to:
Placerville
|
| offersActivity |
camping
ⓘ
fishing ⓘ hiking ⓘ hunting ⓘ off-highway vehicle riding ⓘ skiing ⓘ snowmobiling ⓘ snowshoeing ⓘ |
| receives | significant winter snowfall at higher elevations ⓘ |
| region |
Pacific Southwest Region
ⓘ
linked to:
Pacific Southwest Region (USFS Region 5)
|
| state |
California
ⓘ
linked to:
California, United States
|
| terrain | mountainous ⓘ |
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: Eldorado National Forest Description of subject: Eldorado National Forest is a large U.S. national forest in California known for its mountainous terrain, extensive conifer forests, and popular outdoor recreation opportunities such as hiking, camping, and skiing.
Referenced by (29)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Eldorado National Forest
linked to: Eldorado National Forest
subject linked to:
Desolation Wilderness (part)
linked to: Eldorado National Forest
linked to: Eldorado National Forest
subject linked to:
Georgetown
linked to: Eldorado National Forest
linked to: Eldorado National Forest