Chasm Lake
E865979
Chasm Lake is a high-altitude alpine lake in Rocky Mountain National Park, Colorado, known for its dramatic cirque setting beneath the east face of Longs Peak.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Chasm Lake canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8172751 — 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: Chasm Lake Context triple: [Longs Peak, hasFeature, Chasm Lake]
-
A.
Alice Lake
Alice Lake is a scenic alpine lake in Idaho’s Sawtooth Mountains, popular for backpacking, fishing, and mountain views.
-
B.
The Lake
The Lake is a village-like neighborhood in Newton, Massachusetts, known for its strong community identity and historically Irish-American roots.
-
C.
The Lake
The Lake is a picturesque man-made body of water in New York City's Central Park, popular for boating, scenic views, and surrounding walking paths.
-
D.
The Lake
The Lake is a painting by British artist L. S. Lowry, known for his distinctive depictions of industrial landscapes and urban life.
-
E.
Clove Lake
Clove Lake is a freshwater lake on Staten Island, New York, known as the central water feature of Clove Lakes Park and a popular spot for fishing, boating, and wildlife viewing.
- 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: Chasm Lake Target entity description: Chasm Lake is a high-altitude alpine lake in Rocky Mountain National Park, Colorado, known for its dramatic cirque setting beneath the east face of Longs Peak.
-
A.
Alice Lake
Alice Lake is a scenic alpine lake in Idaho’s Sawtooth Mountains, popular for backpacking, fishing, and mountain views.
-
B.
The Lake
The Lake is a village-like neighborhood in Newton, Massachusetts, known for its strong community identity and historically Irish-American roots.
-
C.
The Lake
The Lake is a picturesque man-made body of water in New York City's Central Park, popular for boating, scenic views, and surrounding walking paths.
-
D.
The Lake
The Lake is a painting by British artist L. S. Lowry, known for his distinctive depictions of industrial landscapes and urban life.
-
E.
Clove Lake
Clove Lake is a freshwater lake on Staten Island, New York, known as the central water feature of Clove Lakes Park and a popular spot for fishing, boating, and wildlife viewing.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
alpine lake
ⓘ
glacial lake ⓘ |
| accessedBy | Chasm Lake Trail ⓘ |
| accessPoint | Longs Peak Trailhead ⓘ |
| basinCountry |
United States
ⓘ
linked to:
United States of America
|
| category |
Alpine lakes of the United States
ⓘ
Glacial lakes of the United States ⓘ Lakes of Colorado ⓘ Lakes of Rocky Mountain National Park ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| elevation |
about 11,760 feet
ⓘ
about 3,585 meters ⓘ |
| environment | alpine tundra ⓘ |
| featureOf |
Longs Peak east face climbing area
ⓘ
linked to:
Longs Peak east face
|
| hasNearbyFeature |
Chasm Meadows
ⓘ
Mills Glacier ⓘ The Diamond (Longs Peak east face) ⓘ
linked to:
Longs Peak east face
|
| hasViewOf |
Longs Peak
ⓘ
Mount Meeker ⓘ The Diamond ⓘ |
| hikingDifficulty | moderate to strenuous ⓘ |
| hikingDistanceFromTrailhead | approximately 4.2 miles one way ⓘ |
| inDrainageBasin | St. Vrain Creek watershed ⓘ |
| knownFor |
dramatic cirque setting
ⓘ
high-altitude alpine scenery ⓘ views of Longs Peak ⓘ |
| locatedIn |
Colorado
ⓘ
Larimer County, Colorado ⓘ Rocky Mountain National Park ⓘ United States ⓘ
linked to:
United States of America
|
| locatedOnFeature | Longs Peak cirque ⓘ |
| managedBy |
U.S. National Park Service
ⓘ
linked to:
National Park Service
|
| mountainRange |
Front Range
ⓘ
linked to:
Front Range, Colorado
|
| nearestMajorCity | Estes Park, Colorado ⓘ |
| partOf |
Front Range
ⓘ
linked to:
Front Range, Colorado
|
| popularFor |
day hiking
ⓘ
mountain scenery viewing ⓘ photography ⓘ |
| region | Northern Colorado Rockies ⓘ |
| requires | Rocky Mountain National Park entrance pass ⓘ |
| seasonalAccess | often snow-covered into early summer ⓘ |
| trailheadNear | Longs Peak Ranger Station ⓘ |
| underlies | Longs Peak east face ⓘ |
| waterType | freshwater ⓘ |
| withinProtectedArea | Rocky Mountain National Park ⓘ |
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: Chasm Lake Description of subject: Chasm Lake is a high-altitude alpine lake in Rocky Mountain National Park, Colorado, known for its dramatic cirque setting beneath the east face of Longs Peak.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.