Matterhorn north face
E409611
The Matterhorn north face is the steep, imposing side of the iconic Alpine peak that towers above the Swiss village of Zermatt and is renowned among climbers for its difficulty and dramatic appearance.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Matterhorn north face canonical | 2 |
| Matterhorn North Face | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4036896 — 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: Matterhorn north face Context triple: [Zermatt, hasViewOf, Matterhorn north face]
-
A.
Grandes Jorasses north face
The Grandes Jorasses north face is a legendary, extremely steep alpine wall in the Mont Blanc massif, renowned as one of the most challenging and iconic north faces in the Alps.
-
B.
Aiguille de Bionnassay north face
The Aiguille de Bionnassay north face is a steep, glaciated alpine wall in the Mont Blanc massif, renowned among mountaineers for its challenging ice and mixed climbing routes.
-
C.
Watzmann East Face
Watzmann East Face is a towering, notoriously steep rock wall in the Bavarian Alps, famed as one of the highest and most challenging alpine faces in Germany.
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D.
East Face of Monte Rosa
The East Face of Monte Rosa is a towering, glaciated mountain wall in the Pennine Alps, renowned for its dramatic vertical relief and challenging alpine climbing routes.
-
E.
Aiguille du Midi
Aiguille du Midi is a prominent peak in the Mont Blanc massif in the French Alps, famous for its cable car access from Chamonix and panoramic viewing platforms over the surrounding mountains.
- 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: Matterhorn north face Target entity description: The Matterhorn north face is the steep, imposing side of the iconic Alpine peak that towers above the Swiss village of Zermatt and is renowned among climbers for its difficulty and dramatic appearance.
-
A.
Grandes Jorasses north face
The Grandes Jorasses north face is a legendary, extremely steep alpine wall in the Mont Blanc massif, renowned as one of the most challenging and iconic north faces in the Alps.
-
B.
Aiguille de Bionnassay north face
The Aiguille de Bionnassay north face is a steep, glaciated alpine wall in the Mont Blanc massif, renowned among mountaineers for its challenging ice and mixed climbing routes.
-
C.
Watzmann East Face
Watzmann East Face is a towering, notoriously steep rock wall in the Bavarian Alps, famed as one of the highest and most challenging alpine faces in Germany.
-
D.
East Face of Monte Rosa
The East Face of Monte Rosa is a towering, glaciated mountain wall in the Pennine Alps, renowned for its dramatic vertical relief and challenging alpine climbing routes.
-
E.
Aiguille du Midi
Aiguille du Midi is a prominent peak in the Mont Blanc massif in the French Alps, famous for its cable car access from Chamonix and panoramic viewing platforms over the surrounding mountains.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
mountain face
ⓘ
north face ⓘ |
| climbingSeason |
early autumn
ⓘ
summer ⓘ |
| climbingType |
alpine climbing
ⓘ
ice climbing ⓘ mixed climbing ⓘ |
| comparedWith |
Eiger North Face
ⓘ
surface form:
Eiger north face
Grandes Jorasses north face ⓘ |
| country | Switzerland ⓘ |
| difficultyRating | very difficult ⓘ |
| firstAscentBy |
Franz Schmid
NERFINISHED
ⓘ
Toni Schmid ⓘ |
| firstAscentRoute | Schmid Route ⓘ |
| firstAscentYear | 1931 ⓘ |
| forms | iconic skyline above Zermatt ⓘ |
| hasRoute |
Schmid Route
ⓘ
classic north face route ⓘ |
| hazard |
avalanches
ⓘ
icefall ⓘ rapidly changing weather ⓘ rockfall ⓘ |
| isPartOfViewOf | Matterhorn north aspect ⓘ |
| knownFor |
dramatic appearance
ⓘ
serious alpine climbing routes ⓘ steepness ⓘ technical difficulty ⓘ |
| locatedIn |
Alps
ⓘ
Pennine Alps NERFINISHED ⓘ |
| notableFor | historical north face ascents in the Alps ⓘ |
| orientation | north ⓘ |
| overlooks | Zermatt ⓘ |
| partOf |
Alpine north faces
ⓘ
Matterhorn ⓘ great north faces of the Alps ⓘ |
| popularityAmong | elite alpinists ⓘ |
| relativeHeight | very high ⓘ |
| requires |
acclimatization to altitude
ⓘ
high alpine experience ⓘ rock climbing skills ⓘ technical ice skills ⓘ |
| riskLevel | high ⓘ |
| slopeCharacter | very steep ⓘ |
| visibilityFrom | Zermatt ⓘ |
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: Matterhorn north face Description of subject: The Matterhorn north face is the steep, imposing side of the iconic Alpine peak that towers above the Swiss village of Zermatt and is renowned among climbers for its difficulty and dramatic appearance.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Matterhorn North Face