1924 British Mount Everest expedition
E506979
The 1924 British Mount Everest expedition was an early and historically significant attempt to reach the summit of Everest, remembered especially for the disappearance of climbers George Mallory and Andrew Irvine high on the mountain.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 1924 British Mount Everest expedition canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5207889 — 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: 1924 British Mount Everest expedition Context triple: [George Leigh-Mallory, memberOf, 1924 British Mount Everest expedition]
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A.
1922 British Mount Everest expedition
The 1922 British Mount Everest expedition was an early high-altitude climbing attempt that made the first serious efforts to reach the summit of Everest and set altitude records, helping to pioneer Himalayan mountaineering.
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B.
1921 British Mount Everest reconnaissance expedition
The 1921 British Mount Everest reconnaissance expedition was the first official British mission to explore and map routes on Mount Everest, laying the groundwork for later summit attempts.
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C.
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.
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D.
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.
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E.
British Combined Services Expedition
The British Combined Services Expedition was a military-led mountaineering team from the United Kingdom known for pioneering high-altitude ascents in remote regions.
- 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: 1924 British Mount Everest expedition Target entity description: The 1924 British Mount Everest expedition was an early and historically significant attempt to reach the summit of Everest, remembered especially for the disappearance of climbers George Mallory and Andrew Irvine high on the mountain.
-
A.
1922 British Mount Everest expedition
The 1922 British Mount Everest expedition was an early high-altitude climbing attempt that made the first serious efforts to reach the summit of Everest and set altitude records, helping to pioneer Himalayan mountaineering.
-
B.
1921 British Mount Everest reconnaissance expedition
The 1921 British Mount Everest reconnaissance expedition was the first official British mission to explore and map routes on Mount Everest, laying the groundwork for later summit attempts.
-
C.
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.
-
D.
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.
-
E.
British Combined Services Expedition
The British Combined Services Expedition was a military-led mountaineering team from the United Kingdom known for pioneering high-altitude ascents in remote regions.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf | mountaineering expedition ⓘ |
| approachSide | Tibetan side of Mount Everest NERFINISHED ⓘ |
| country | United Kingdom ⓘ |
| deputyLeader | Geoffrey Bruce NERFINISHED ⓘ |
| documentedInBook | The Fight for Everest 1924 NERFINISHED ⓘ |
| documentedInFilm | The Epic of Everest NERFINISHED ⓘ |
| fatalities |
Andrew Irvine
NERFINISHED
ⓘ
George Mallory NERFINISHED ⓘ |
| followedBy | 1933 British Mount Everest expedition NERFINISHED ⓘ |
| highestCampAltitudeMetres | 8170 ⓘ |
| highestCampName | Camp VI ⓘ |
| historicalSignificance |
central to debate over first ascent of Everest
ⓘ
early high-altitude mountaineering milestone ⓘ |
| includedHighAltitudePortersEthnicity | Sherpa NERFINISHED ⓘ |
| includedHighAltitudePortersFrom | Darjeeling NERFINISHED ⓘ |
| IrvineBodyStatus | not conclusively found ⓘ |
| lastSeenBy | Noel Odell NERFINISHED ⓘ |
| lastSeenLocationDescription | high on the Northeast Ridge of Everest ⓘ |
| leader | Edward Norton NERFINISHED ⓘ |
| MalloryBodyDiscoveredOn | North face of Mount Everest ⓘ |
| MalloryBodyDiscoveredYear | 1999 ⓘ |
| member |
Andrew Irvine
NERFINISHED
ⓘ
Bentley Beetham NERFINISHED ⓘ Edward Norton NERFINISHED ⓘ Edward Shebbeare NERFINISHED ⓘ Geoffrey Bruce NERFINISHED ⓘ George Mallory NERFINISHED ⓘ Howard Somervell NERFINISHED ⓘ John de Vars Hazard NERFINISHED ⓘ Noel Odell NERFINISHED ⓘ Theodore Howard Somervell NERFINISHED ⓘ |
| mountain | Mount Everest NERFINISHED ⓘ |
| notableFor | disappearance of George Mallory and Andrew Irvine ⓘ |
| objective | first ascent of Mount Everest ⓘ |
| partOf | early British attempts on Mount Everest ⓘ |
| photographer | John Noel NERFINISHED ⓘ |
| precededBy | 1922 British Mount Everest expedition NERFINISHED ⓘ |
| region | Tibet NERFINISHED ⓘ |
| result | summit not reached ⓘ |
| route | North Col–Northeast Ridge route NERFINISHED ⓘ |
| sponsor |
Alpine Club
NERFINISHED
ⓘ
Royal Geographical Society NERFINISHED ⓘ |
| summitAttemptDate | 1924-06-08 ⓘ |
| summitTeamMember |
Andrew Irvine
NERFINISHED
ⓘ
George Mallory NERFINISHED ⓘ |
| usedSupplementaryOxygen | true ⓘ |
| year | 1924 ⓘ |
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: 1924 British Mount Everest expedition Description of subject: The 1924 British Mount Everest expedition was an early and historically significant attempt to reach the summit of Everest, remembered especially for the disappearance of climbers George Mallory and Andrew Irvine high on the mountain.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.