south face of Denali
E401579
The south face of Denali is a massive, steep alpine wall on North America’s highest peak, renowned among mountaineers for its challenging and committing climbing routes.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Denali South Face | 2 |
| south face of Denali canonical | 2 |
| South Buttress area of Denali | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3962598 — 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: south face of Denali Context triple: [West Buttress route, locatedOn, south face of Denali]
-
A.
West Ridge
West Ridge is a notable climbing route on Muztagh Tower, recognized as the line followed during the mountain’s historic first ascent.
-
B.
South Face of Annapurna
The South Face of Annapurna is a notoriously steep and dangerous Himalayan wall, famed as one of high-altitude mountaineering’s most formidable and historic big-wall challenges.
-
C.
South Peak
South Peak is the English meaning of the name "Lhotse," the world’s fourth-highest mountain in the Himalayas, located near Mount Everest.
-
D.
East Peak
East Peak is a prominent summit in the Hanging Hills of Meriden, Connecticut, known for its rugged traprock cliffs and scenic views over the surrounding region.
-
E.
Northwest Ridge
Northwest Ridge is a popular mountaineering route used to ascend Broken Top, a glaciated stratovolcano in Oregon’s Cascade Range.
- 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: south face of Denali Target entity description: The south face of Denali is a massive, steep alpine wall on North America’s highest peak, renowned among mountaineers for its challenging and committing climbing routes.
-
A.
West Ridge
West Ridge is a notable climbing route on Muztagh Tower, recognized as the line followed during the mountain’s historic first ascent.
-
B.
South Face of Annapurna
The South Face of Annapurna is a notoriously steep and dangerous Himalayan wall, famed as one of high-altitude mountaineering’s most formidable and historic big-wall challenges.
-
C.
South Peak
South Peak is the English meaning of the name "Lhotse," the world’s fourth-highest mountain in the Himalayas, located near Mount Everest.
-
D.
East Peak
East Peak is a prominent summit in the Hanging Hills of Meriden, Connecticut, known for its rugged traprock cliffs and scenic views over the surrounding region.
-
E.
Northwest Ridge
Northwest Ridge is a popular mountaineering route used to ascend Broken Top, a glaciated stratovolcano in Oregon’s Cascade Range.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
alpine wall
ⓘ
mountain face ⓘ |
| accessedVia | Kahiltna Glacier NERFINISHED ⓘ |
| approxVerticalRelief |
around 2700 meters
ⓘ
around 9000 feet ⓘ |
| attracts |
elite alpinists
ⓘ
highly experienced mountaineers ⓘ |
| climate | subarctic ⓘ |
| climbingSeason |
early summer
ⓘ
late spring ⓘ |
| climbingStyle |
alpine style
ⓘ
expedition style ⓘ |
| commitmentLevel | very committing ⓘ |
| continent | North America ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| difficulty | high ⓘ |
| elevationContext | rises from lower Kahiltna Glacier to near Denali summit ⓘ |
| firstAscentsEra | 1960s ⓘ |
| hasRoute |
Cassin Direct
ⓘ
Cassins Ridge ⓘ Slovak Direct ⓘ South Buttress ⓘ |
| hasRouteType |
big wall alpine routes
ⓘ
mixed ice and rock routes ⓘ |
| hazardLevel | high ⓘ |
| knownAs |
south face of Denali
ⓘ
surface form:
Denali South Face
south face of Denali ⓘ
surface form:
South Buttress area of Denali
|
| locatedIn |
Alaska
ⓘ
Alaska Range ⓘ Denali National Park and Preserve ⓘ |
| locatedOn | south side of Denali ⓘ |
| notableFor |
avalanches
ⓘ
high objective hazards ⓘ large vertical relief ⓘ rockfall ⓘ seracs ⓘ steepness ⓘ technical alpine climbing routes ⓘ |
| partOf |
Denali
ⓘ
greater south side climbing area of Denali ⓘ |
| prominenceIn | alpine climbing history ⓘ |
| regardedAs | one of the most serious alpine faces in North America ⓘ |
| riskFactors |
altitude
ⓘ
extreme cold ⓘ high winds ⓘ objective hazards ⓘ |
| weather | rapidly changing ⓘ |
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: south face of Denali Description of subject: The south face of Denali is a massive, steep alpine wall on North America’s highest peak, renowned among mountaineers for its challenging and committing climbing routes.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Cassin's Ridge
this entity surface form:
Denali South Face
this entity surface form:
South Buttress area of Denali
this entity surface form:
Denali South Face