1950 French Annapurna expedition
E769271
The 1950 French Annapurna expedition was the historic mountaineering campaign that achieved the first successful ascent of an 8,000-meter peak, Annapurna I, marking a major milestone in high-altitude climbing.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 1950 French Annapurna expedition canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T8981154 — 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: 1950 French Annapurna expedition Context triple: [Louis Lachenal, memberOf, 1950 French Annapurna expedition]
-
A.
1970 Nanga Parbat expedition
The 1970 Nanga Parbat expedition was a landmark Himalayan climbing attempt on the Rupal Face of Nanga Parbat that became infamous for its extreme difficulty, tragedy, and its pivotal role in launching Reinhold Messner’s legendary mountaineering career.
-
B.
1955 British Kangchenjunga expedition
The 1955 British Kangchenjunga expedition was the mountaineering team that achieved the first successful ascent of Kangchenjunga, the world’s third-highest mountain.
-
C.
French Makalu expedition
The French Makalu expedition was the mountaineering team that achieved the first ascent of Kangchungtse, a subsidiary peak of Makalu in the Himalayas.
-
D.
1953 British Mount Everest expedition
The 1953 British Mount Everest expedition was the historic climbing campaign that achieved the first confirmed ascent of Mount Everest, led by John Hunt and culminating in Edmund Hillary and Tenzing Norgay reaching the summit.
-
E.
Swiss Mount Everest Expedition 1952
Swiss Mount Everest Expedition 1952 was an early Swiss-led Himalayan climbing attempt that made significant progress toward the first ascent of Mount Everest and helped pave the way for later successful expeditions.
- 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: 1950 French Annapurna expedition Target entity description: The 1950 French Annapurna expedition was the historic mountaineering campaign that achieved the first successful ascent of an 8,000-meter peak, Annapurna I, marking a major milestone in high-altitude climbing.
-
A.
1970 Nanga Parbat expedition
The 1970 Nanga Parbat expedition was a landmark Himalayan climbing attempt on the Rupal Face of Nanga Parbat that became infamous for its extreme difficulty, tragedy, and its pivotal role in launching Reinhold Messner’s legendary mountaineering career.
-
B.
1955 British Kangchenjunga expedition
The 1955 British Kangchenjunga expedition was the mountaineering team that achieved the first successful ascent of Kangchenjunga, the world’s third-highest mountain.
-
C.
French Makalu expedition
The French Makalu expedition was the mountaineering team that achieved the first ascent of Kangchungtse, a subsidiary peak of Makalu in the Himalayas.
-
D.
1953 British Mount Everest expedition
The 1953 British Mount Everest expedition was the historic climbing campaign that achieved the first confirmed ascent of Mount Everest, led by John Hunt and culminating in Edmund Hillary and Tenzing Norgay reaching the summit.
-
E.
Swiss Mount Everest Expedition 1952
Swiss Mount Everest Expedition 1952 was an early Swiss-led Himalayan climbing attempt that made significant progress toward the first ascent of Mount Everest and helped pave the way for later successful expeditions.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
French expedition
ⓘ
mountaineering expedition ⓘ |
| approachRegion | Kali Gandaki valley NERFINISHED ⓘ |
| baseCampLocation | north side of Annapurna I ⓘ |
| bookAuthor | Maurice Herzog NERFINISHED ⓘ |
| climbingStyle | siege style ⓘ |
| countryOfOrigin | France ⓘ |
| deputyLeader | Louis Lachenal NERFINISHED ⓘ |
| difficultyFactors |
avalanche danger
ⓘ
extreme cold ⓘ lack of accurate maps ⓘ |
| documentedInBook | Annapurna NERFINISHED ⓘ |
| documentedInFilm | Victoire sur l’Annapurna NERFINISHED ⓘ |
| elevationOfSummitReached | 8091 m ⓘ |
| endDate | 1950-06 ⓘ |
| expeditionLeader | Maurice Herzog NERFINISHED ⓘ |
| filmDirector | Marcel Ichac NERFINISHED ⓘ |
| firstAscentOf |
Annapurna I
NERFINISHED
ⓘ
first eight-thousander ever climbed ⓘ |
| followedBy | 1953 British Mount Everest expedition NERFINISHED ⓘ |
| historicalSignificance | major milestone in high-altitude mountaineering ⓘ |
| locatedIn | Nepal NERFINISHED ⓘ |
| locatedInMountainRange | Annapurna Massif NERFINISHED ⓘ |
| medicalConsequencesForMembers |
amputations of fingers and toes
ⓘ
severe frostbite ⓘ |
| member |
Adrien Dollfus
NERFINISHED
ⓘ
Francis de Noyelle NERFINISHED ⓘ Gaston Rébuffat NERFINISHED ⓘ Jacques Oudot NERFINISHED ⓘ Jean Couzy NERFINISHED ⓘ Lionel Terray NERFINISHED ⓘ Louis Lachenal NERFINISHED ⓘ Marcel Ichac NERFINISHED ⓘ Marcel Schatz NERFINISHED ⓘ Marcel Vialatte NERFINISHED ⓘ Maurice Herzog NERFINISHED ⓘ |
| mountainClimbed | Annapurna I NERFINISHED ⓘ |
| notableAchievement | first successful ascent of an 8,000-meter peak ⓘ |
| numberOfCampsAboveBase | 4 ⓘ |
| organizedBy | French Alpine Club NERFINISHED ⓘ |
| precededBy | pre-war Himalayan reconnaissance expeditions ⓘ |
| season | pre-monsoon ⓘ |
| sponsor | French government NERFINISHED ⓘ |
| startDate | 1950-03 ⓘ |
| summitDate | 1950-06-03 ⓘ |
| summitTeamMember |
Louis Lachenal
NERFINISHED
ⓘ
Maurice Herzog NERFINISHED ⓘ |
| usedHighAltitudePortersFrom | Nepal NERFINISHED ⓘ |
| year | 1950 ⓘ |
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: 1950 French Annapurna expedition Description of subject: The 1950 French Annapurna expedition was the historic mountaineering campaign that achieved the first successful ascent of an 8,000-meter peak, Annapurna I, marking a major milestone in high-altitude climbing.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.