Grand Lake
E925700
Grand Lake is the largest natural lake in Colorado, known for its scenic mountain setting and role in regional water storage and recreation.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Grand Lake canonical | 3 |
| Grand Lake (Colorado) | 1 |
| Grand Lake, Colorado | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5525177 — 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: Grand Lake Context triple: [Colorado-Big Thompson Project, hasComponent, Grand Lake]
-
A.
June Lake
June Lake is a scenic alpine lake and resort community in California’s Eastern Sierra Nevada, known for fishing, hiking, and skiing.
-
B.
Clark Lake
Clark Lake is a recreational inland lake in Jackson County, Michigan, known for boating, fishing, and lakeside cottages.
-
C.
Jefferson Lake
Jefferson Lake is a scenic body of water located within Forest Park in St. Louis, Missouri, popular for its tranquil views and surrounding green space.
-
D.
Summit Lake
Summit Lake is a high-elevation lake situated within British Columbia’s Rocky Mountain Trench, known for its mountainous surroundings and scenic wilderness setting.
-
E.
Summit Lake
Summit Lake is a scenic high-elevation lake in Lassen Volcanic National Park, California, popular for camping, hiking, and as a gateway to the park’s volcanic landscapes.
- 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: Grand Lake Target entity description: Grand Lake is the largest natural lake in Colorado, known for its scenic mountain setting and role in regional water storage and recreation.
-
A.
June Lake
June Lake is a scenic alpine lake and resort community in California’s Eastern Sierra Nevada, known for fishing, hiking, and skiing.
-
B.
Clark Lake
Clark Lake is a recreational inland lake in Jackson County, Michigan, known for boating, fishing, and lakeside cottages.
-
C.
Jefferson Lake
Jefferson Lake is a scenic body of water located within Forest Park in St. Louis, Missouri, popular for its tranquil views and surrounding green space.
-
D.
Summit Lake
Summit Lake is a high-elevation lake situated within British Columbia’s Rocky Mountain Trench, known for its mountainous surroundings and scenic wilderness setting.
-
E.
Summit Lake
Summit Lake is a scenic high-elevation lake in Lassen Volcanic National Park, California, popular for camping, hiking, and as a gateway to the park’s volcanic landscapes.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
natural lake
ⓘ
tourist destination ⓘ |
| basinCountry |
United States
ⓘ
linked to:
United States of America
|
| climate | alpine climate ⓘ |
| connectedTo |
Colorado-Big Thompson Project
ⓘ
Shadow Mountain Lake ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| elevation | approximately 2550 meters above sea level ⓘ |
| governingBody | local and federal agencies including U.S. Bureau of Reclamation ⓘ |
| hasActivity |
ice fishing in winter
ⓘ
kayaking ⓘ sailing ⓘ snowmobiling in surrounding area ⓘ |
| hasNameOrigin | named for its large size relative to other Colorado lakes ⓘ |
| hasNearbySettlement |
Town of Grand Lake, Colorado
ⓘ
linked to:
Grand Lake, Colorado
|
| hasRecreationalFacility |
lakeside trails
ⓘ
marinas ⓘ public boat ramps ⓘ |
| inflow | natural mountain streams ⓘ |
| knownFor |
being the largest natural lake in Colorado
ⓘ
fishing ⓘ hiking opportunities nearby ⓘ recreational boating ⓘ role in regional water storage ⓘ scenic mountain setting ⓘ |
| locatedIn |
Colorado
ⓘ
Grand County, Colorado ⓘ |
| locatedInProtectedArea |
Rocky Mountain National Park region
ⓘ
linked to:
Rocky Mountain National Park
|
| locatedNear | western entrance of Rocky Mountain National Park ⓘ |
| maximumDepth | approximately 122 meters ⓘ |
| nearbyMountainRange | Rocky Mountains ⓘ |
| nearestCity | Granby, Colorado ⓘ |
| outflow | Colorado River ⓘ |
| partOf |
Colorado River basin
ⓘ
linked to:
Colorado River Basin
|
| partOfProject |
Colorado-Big Thompson transbasin diversion system
ⓘ
linked to:
Colorado-Big Thompson Project
|
| region | Northern Colorado ⓘ |
| supportsWildlife |
trout species
ⓘ
waterfowl ⓘ |
| surfaceArea | approximately 2.4 square kilometers ⓘ |
| tourismImportance | major summer tourism destination in Colorado ⓘ |
| usedFor |
irrigation supply via transbasin diversion
ⓘ
recreation ⓘ water storage ⓘ |
| waterbodyType | glacial lake ⓘ |
| waterSourceFor | Colorado-Big Thompson Project ⓘ |
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: Grand Lake Description of subject: Grand Lake is the largest natural lake in Colorado, known for its scenic mountain setting and role in regional water storage and recreation.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Grand Lake
linked to: Grand Lake