Crystal Basin Recreation Area
E140984
Crystal Basin Recreation Area is a popular outdoor destination in California’s Sierra Nevada offering camping, hiking, boating, and fishing around a series of mountain lakes and reservoirs.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Crystal Basin Recreation Area canonical | 4 |
| Crystal Basin | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T844164 — 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: Crystal Basin Recreation Area Context triple: [Eldorado National Forest, contains, Crystal Basin Recreation Area]
-
A.
Russian Gulch State Park
Russian Gulch State Park is a scenic California coastal park known for its rugged shoreline, forested canyons, waterfall, and oceanfront trails near Mendocino.
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B.
Medicine Lake Recreation Area
Medicine Lake Recreation Area is a protected outdoor destination in northern California known for its volcanic landscape, forested surroundings, and opportunities for camping, fishing, and other lake-based recreation.
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C.
Pinnacle Rock State Park
Pinnacle Rock State Park is a scenic public recreation area in southern West Virginia known for its dramatic sandstone rock formation, hiking trails, and panoramic mountain views.
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D.
Lake Pueblo State Park
Lake Pueblo State Park is a popular Colorado recreation area centered around a large reservoir, known for boating, fishing, camping, and scenic views near the city of Pueblo.
-
E.
Blue Lake Regional Park
Blue Lake Regional Park is a popular recreational area in the Portland metropolitan region known for its namesake lake, picnic areas, trails, and family-friendly outdoor activities.
- 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: Crystal Basin Recreation Area Target entity description: Crystal Basin Recreation Area is a popular outdoor destination in California’s Sierra Nevada offering camping, hiking, boating, and fishing around a series of mountain lakes and reservoirs.
-
A.
Russian Gulch State Park
Russian Gulch State Park is a scenic California coastal park known for its rugged shoreline, forested canyons, waterfall, and oceanfront trails near Mendocino.
-
B.
Medicine Lake Recreation Area
Medicine Lake Recreation Area is a protected outdoor destination in northern California known for its volcanic landscape, forested surroundings, and opportunities for camping, fishing, and other lake-based recreation.
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C.
Pinnacle Rock State Park
Pinnacle Rock State Park is a scenic public recreation area in southern West Virginia known for its dramatic sandstone rock formation, hiking trails, and panoramic mountain views.
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D.
Lake Pueblo State Park
Lake Pueblo State Park is a popular Colorado recreation area centered around a large reservoir, known for boating, fishing, camping, and scenic views near the city of Pueblo.
-
E.
Blue Lake Regional Park
Blue Lake Regional Park is a popular recreational area in the Portland metropolitan region known for its namesake lake, picnic areas, trails, and family-friendly outdoor activities.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
outdoor recreation destination
ⓘ
recreation area ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| ecosystem | coniferous forest ⓘ |
| hasAccessRoad |
Ice House Road
ⓘ
Loon Lake Road ⓘ |
| hasActivity |
boating
ⓘ
camping ⓘ fishing ⓘ hiking ⓘ mountain biking ⓘ off-highway vehicle riding ⓘ picnicking ⓘ swimming ⓘ |
| hasFeature |
boat ramps
ⓘ
campgrounds ⓘ hiking trails ⓘ mountain lakes ⓘ picnic areas ⓘ reservoirs ⓘ |
| hasRegulation |
campfire restrictions during high fire danger
ⓘ
camping limited to designated sites in developed campgrounds ⓘ |
| hasSeason |
summer peak season
ⓘ
winter limited access due to snow ⓘ |
| hasWaterbody |
Gerle Creek Reservoir
ⓘ
Ice House Reservoir ⓘ Loon Lake ⓘ Union Valley Reservoir ⓘ |
| locatedIn |
California
ⓘ
linked to:
California, United States
Sierra Nevada ⓘ |
| locatedInAdministrativeEntity |
El Dorado County, California
ⓘ
Eldorado National Forest ⓘ |
| managedBy |
Eldorado National Forest Ranger Districts
ⓘ
linked to:
Eldorado National Forest
United States Forest Service ⓘ
linked to:
U.S. Forest Service
|
| nearestCity | Pollock Pines, California ⓘ |
| partOf |
Pacific Southwest Region of the U.S. Forest Service
ⓘ
linked to:
Pacific Southwest Region (USFS Region 5)
Sierra Nevada mountain range ⓘ
linked to:
Sierra Nevada
|
| popularFor |
canoeing
ⓘ
family camping ⓘ kayaking ⓘ recreational boating ⓘ trout fishing ⓘ wildlife viewing ⓘ |
| recreationType |
developed recreation
ⓘ
dispersed recreation ⓘ |
| 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: Crystal Basin Recreation Area Description of subject: Crystal Basin Recreation Area is a popular outdoor destination in California’s Sierra Nevada offering camping, hiking, boating, and fishing around a series of mountain lakes and reservoirs.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Crystal Basin Recreation Area
linked to: Crystal Basin Recreation Area