Big Bear Lake
E260273
Big Bear Lake is a popular alpine reservoir and year-round recreation destination in Southern California’s San Bernardino Mountains, known for boating, fishing, and nearby ski resorts.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Big Bear Lake canonical | 10 |
| Big Bear Lake, California | 9 |
| Big Bear Lake (city) | 1 |
| Big Bear Lake area | 1 |
| Big Bear Lake, California, United States | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2356727 — 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: Big Bear Lake Context triple: [Big Bear Valley, hasLake, Big Bear Lake]
-
A.
Bosten Lake
Bosten Lake is one of China's largest inland freshwater lakes, located in the arid region of Xinjiang and known for its ecological and agricultural importance.
-
B.
Siskiwit Lake
Siskiwit Lake is a large inland lake on Isle Royale in Lake Superior, known for its clear waters, remote wilderness setting, and recreational fishing opportunities.
-
C.
Keewaydin Lake
Keewaydin Lake is a freshwater lake located in Oxford County in the western part of the U.S. state of Maine, known for its quiet, rural setting and outdoor recreation opportunities.
-
D.
Ranco Lake
Ranco Lake is a large glacial lake in southern Chile known for its scenic Andean surroundings, clear waters, and popularity for fishing and outdoor recreation.
-
E.
Lake Couchiching
Lake Couchiching is a small lake in Ontario, Canada, known for its recreational boating and fishing and its location along the Trent–Severn Waterway near the city of Orillia.
- 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: Big Bear Lake Target entity description: Big Bear Lake is a popular alpine reservoir and year-round recreation destination in Southern California’s San Bernardino Mountains, known for boating, fishing, and nearby ski resorts.
-
A.
Bosten Lake
Bosten Lake is one of China's largest inland freshwater lakes, located in the arid region of Xinjiang and known for its ecological and agricultural importance.
-
B.
Siskiwit Lake
Siskiwit Lake is a large inland lake on Isle Royale in Lake Superior, known for its clear waters, remote wilderness setting, and recreational fishing opportunities.
-
C.
Keewaydin Lake
Keewaydin Lake is a freshwater lake located in Oxford County in the western part of the U.S. state of Maine, known for its quiet, rural setting and outdoor recreation opportunities.
-
D.
Ranco Lake
Ranco Lake is a large glacial lake in southern Chile known for its scenic Andean surroundings, clear waters, and popularity for fishing and outdoor recreation.
-
E.
Lake Couchiching
Lake Couchiching is a small lake in Ontario, Canada, known for its recreational boating and fishing and its location along the Trent–Severn Waterway near the city of Orillia.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
alpine lake
ⓘ
reservoir ⓘ tourist destination ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| climate | mountain climate ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| createdBy | Boulder Dam on Bear Creek ⓘ |
| elevation |
about 2057 meters
ⓘ
about 6750 feet ⓘ |
| feature |
lakeside parks
ⓘ
marinas ⓘ public boat launches ⓘ |
| hasActivity |
camping nearby
ⓘ
canoeing ⓘ hiking around shoreline ⓘ kayaking ⓘ mountain biking nearby ⓘ stand-up paddleboarding ⓘ wakeboarding ⓘ water skiing ⓘ |
| hasFishSpecies |
bluegill
ⓘ
catfish ⓘ largemouth bass ⓘ smallmouth bass ⓘ trout ⓘ |
| length |
about 11 kilometers
ⓘ
about 7 miles ⓘ |
| locatedIn |
San Bernardino County
ⓘ
San Bernardino Mountains ⓘ Southern California ⓘ |
| managedBy | Big Bear Municipal Water District ⓘ |
| nearby |
Bear Mountain ski resort
ⓘ
surface form:
Bear Mountain ski area
Big Bear City, California ⓘ
surface form:
Big Bear City
Big Bear City, California ⓘ
surface form:
Big Bear Lake (city)
Big Bear Mountain Resort ⓘ Snow Summit ski area ⓘ |
| popularFor |
vacation cabins
ⓘ
weekend getaways ⓘ year-round recreation ⓘ |
| primaryInflow | Bear Creek ⓘ |
| primaryOutflow | Bear Creek ⓘ |
| state |
California, United States
ⓘ
surface form:
California
|
| surfaceArea |
about 18 square kilometers
ⓘ
about 7 square miles ⓘ |
| usedFor |
boating
ⓘ
fishing ⓘ recreation ⓘ snow sports access ⓘ watersports ⓘ |
| watercourse |
Santa Ana River
ⓘ
surface form:
Santa Ana River watershed
|
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: Big Bear Lake Description of subject: Big Bear Lake is a popular alpine reservoir and year-round recreation destination in Southern California’s San Bernardino Mountains, known for boating, fishing, and nearby ski resorts.
Referenced by (22)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Big Bear Lake area
this entity surface form:
Big Bear Lake (city)
this entity surface form:
Big Bear Lake, California
this entity surface form:
Big Bear Lake, California
this entity surface form:
Big Bear Lake, California, United States
this entity surface form:
Big Bear Lake, California
this entity surface form:
Big Bear Lake, California
this entity surface form:
Big Bear Lake, California
this entity surface form:
Big Bear Lake, California
this entity surface form:
Big Bear Lake, California
this entity surface form:
Big Bear Lake, California
this entity surface form:
Big Bear Lake, California