North Couloir
E457221
North Couloir is a renowned and committing ice and mixed climbing route on the steep north face of the Aiguille du Dru in the Mont Blanc massif.
All labels observed (1)
| Label | Occurrences |
|---|---|
| North Couloir canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4628752 — 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: North Couloir Context triple: [Aiguille du Dru, hasFamousRoute, North Couloir]
-
A.
Grand Couloir
Grand Couloir is a notorious rockfall-prone gully on Mont Blanc that climbers must traverse on the popular Goûter Route.
-
B.
Avalanche Gulch route
Avalanche Gulch route is the most popular and commonly used climbing route to the summit of Mount Shasta, known for its straightforward but strenuous snow and ice ascent.
-
C.
Avalanche Pass
Avalanche Pass is a rugged mountain pass in New York’s Adirondack High Peaks region, known for its dramatic cliffs, narrow corridor, and popular backcountry hiking route between Marcy Dam and Lake Colden.
-
D.
Avalanche Pass
Avalanche Pass is a high mountain pass in California’s Sierra Nevada, traversing the rugged terrain of the Great Western Divide and serving as a route for backcountry hikers.
-
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: North Couloir Target entity description: North Couloir is a renowned and committing ice and mixed climbing route on the steep north face of the Aiguille du Dru in the Mont Blanc massif.
-
A.
Grand Couloir
Grand Couloir is a notorious rockfall-prone gully on Mont Blanc that climbers must traverse on the popular Goûter Route.
-
B.
Avalanche Gulch route
Avalanche Gulch route is the most popular and commonly used climbing route to the summit of Mount Shasta, known for its straightforward but strenuous snow and ice ascent.
-
C.
Avalanche Pass
Avalanche Pass is a high mountain pass in California’s Sierra Nevada, traversing the rugged terrain of the Great Western Divide and serving as a route for backcountry hikers.
-
D.
Avalanche Pass
Avalanche Pass is a rugged mountain pass in New York’s Adirondack High Peaks region, known for its dramatic cliffs, narrow corridor, and popular backcountry hiking route between Marcy Dam and Lake Colden.
-
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 (39)
| Predicate | Object |
|---|---|
| instanceOf |
climbing route
ⓘ
ice climbing route ⓘ mixed climbing route ⓘ |
| hasClimbingStyle |
ice climbing
ⓘ
mixed climbing ⓘ |
| hasNotableFeature |
cold and shaded conditions
ⓘ
mixed sections on rock and ice ⓘ sustained steep ice ⓘ |
| hasOrientation | north ⓘ |
| hasRiskFactor |
avalanches
ⓘ
falling ice ⓘ objective hazards ⓘ rockfall ⓘ |
| hasSeason |
early spring
ⓘ
winter ⓘ |
| isAccessedFrom | Chamonix ⓘ |
| isClimbedAs |
alpine route
ⓘ
multi-pitch route ⓘ |
| isIncludedIn | classic Mont Blanc ice routes lists ⓘ |
| isInRange | Graian Alps ⓘ |
| isOnFeature |
couloir
ⓘ
steep face ⓘ |
| isPartOf | Mont Blanc climbing routes ⓘ |
| isPopularWith |
alpine ice climbers
ⓘ
mixed climbers ⓘ |
| isRenownedFor |
commitment
ⓘ
seriousness ⓘ technical difficulty ⓘ |
| isSuitableFor | experienced alpinists ⓘ |
| locatedIn |
Aiguille du Dru
ⓘ
France ⓘ French Alps ⓘ Haute-Savoie ⓘ Mont Blanc massif ⓘ |
| locatedOn | north face of the Aiguille du Dru ⓘ |
| requires |
advanced alpine climbing skills
ⓘ
ice protection gear ⓘ mixed protection gear ⓘ route-finding skills ⓘ |
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: North Couloir Description of subject: North Couloir is a renowned and committing ice and mixed climbing route on the steep north face of the Aiguille du Dru in the Mont Blanc massif.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.