Folsom Lake (northern and eastern shores)
E99112
Folsom Lake (northern and eastern shores) is a popular recreational reservoir area in Northern California known for boating, fishing, hiking, and scenic foothill landscapes.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Folsom Lake State Recreation Area | 2 |
| Folsom Lake (northern and eastern shores) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T851386 — 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: Folsom Lake (northern and eastern shores) Context triple: [Placer County, contains, Folsom Lake (northern and eastern shores)]
-
A.
Truckee Meadows
Truckee Meadows is a high-desert valley in western Nevada that encompasses the Reno–Sparks metropolitan area along the Truckee River.
-
B.
Hollywood Reservoir
Hollywood Reservoir is a man-made lake in the Hollywood Hills of Los Angeles, known for its scenic walking paths and iconic views of the Hollywood Sign.
-
C.
Northstar California
Northstar California is a major ski and snowboard resort in the Lake Tahoe region, known for its extensive groomed terrain, family-friendly village, and upscale amenities.
-
D.
Sutter Creek
Sutter Creek is a historic Gold Rush-era town in California’s Sierra Nevada foothills, known for its preserved 19th-century architecture and mining heritage.
-
E.
Lake Oroville
Lake Oroville is a large man-made reservoir in Northern California, created by the Oroville Dam on the Feather River, that serves as a major source of water storage, flood control, and recreation.
- 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: Folsom Lake (northern and eastern shores) Target entity description: Folsom Lake (northern and eastern shores) is a popular recreational reservoir area in Northern California known for boating, fishing, hiking, and scenic foothill landscapes.
-
A.
Truckee Meadows
Truckee Meadows is a high-desert valley in western Nevada that encompasses the Reno–Sparks metropolitan area along the Truckee River.
-
B.
Hollywood Reservoir
Hollywood Reservoir is a man-made lake in the Hollywood Hills of Los Angeles, known for its scenic walking paths and iconic views of the Hollywood Sign.
-
C.
Northstar California
Northstar California is a major ski and snowboard resort in the Lake Tahoe region, known for its extensive groomed terrain, family-friendly village, and upscale amenities.
-
D.
Sutter Creek
Sutter Creek is a historic Gold Rush-era town in California’s Sierra Nevada foothills, known for its preserved 19th-century architecture and mining heritage.
-
E.
Lake Oroville
Lake Oroville is a large man-made reservoir in Northern California, created by the Oroville Dam on the Feather River, that serves as a major source of water storage, flood control, and recreation.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
lake shore
ⓘ
recreational area ⓘ |
| adjacentTo |
suburban communities of Folsom
ⓘ
suburban communities of Granite Bay ⓘ |
| climate | Mediterranean climate ⓘ |
| hasAccessPoint |
Beals Point
ⓘ
Doton’s Point ⓘ Granite Bay ⓘ
linked to:
Granite Bay, California
Granite Bay Main Beach ⓘ Horseshoe Bar ⓘ
linked to:
Rattlesnake Bar
Rattlesnake Bar ⓘ |
| hasLandscapeFeature |
Sierra Nevada foothills
ⓘ
granite outcrops ⓘ grasslands ⓘ oak woodlands ⓘ |
| hasRecreationActivity |
boating
ⓘ
camping ⓘ fishing ⓘ hiking ⓘ kayaking ⓘ mountain biking ⓘ picnicking ⓘ stand-up paddleboarding ⓘ swimming ⓘ trail running ⓘ |
| hasTrail |
Darrington Trail
ⓘ
Lakeshore trails ⓘ Pioneer Express Trail ⓘ |
| hasWildlife |
deer
ⓘ
raptors ⓘ songbirds ⓘ waterfowl ⓘ |
| locatedIn |
El Dorado County, California
ⓘ
Northern California ⓘ Placer County, California ⓘ
linked to:
Placer County
Sacramento County, California ⓘ
linked to:
Sacramento County
United States ⓘ
linked to:
United States of America
|
| managedBy | California Department of Parks and Recreation ⓘ |
| partOf |
Folsom Lake
ⓘ
Folsom Lake State Recreation Area ⓘ
linked to:
Folsom Lake (northern and eastern shores)
|
| popularFor |
bass fishing
ⓘ
day use ⓘ family recreation ⓘ power boating ⓘ sailing ⓘ trout fishing ⓘ |
| seasonalCharacteristic |
cool wet winters
ⓘ
hot dry summers ⓘ |
| waterBody | Folsom 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: Folsom Lake (northern and eastern shores) Description of subject: Folsom Lake (northern and eastern shores) is a popular recreational reservoir area in Northern California known for boating, fishing, hiking, and scenic foothill landscapes.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Folsom Lake (northern and eastern shores)
linked to: Folsom Lake (northern and eastern shores)