Southeast Ridge route on Mount Everest
E553461
The Southeast Ridge route on Mount Everest is the classic, most frequently used climbing route from the Nepal side, ascending via the South Col to the mountain’s summit.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Everest Southeast Ridge | 1 |
| Southeast Ridge route on Mount Everest canonical | 1 |
| standard South Col route on Mount Everest | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5875118 — 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: Southeast Ridge route on Mount Everest Context triple: [South Col, partOfRoute, Southeast Ridge route on Mount Everest]
-
A.
Northeast Ridge route
The Northeast Ridge route is a major climbing route to the summit of Mount Everest from the Tibetan (north) side, known for its high-altitude exposure and technical sections near the top.
-
B.
West Buttress route on Denali
The West Buttress route on Denali is the mountain’s most popular and classic climbing route, known for its relatively moderate technical difficulty yet extreme altitude, cold, and weather challenges.
-
C.
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.
-
D.
South Ridge route
The South Ridge route is the standard, non-technical hiking ascent used by most climbers to reach the summit of South Sister in Oregon’s Cascade Range.
-
E.
Timpohon–Low’s Peak route
The Timpohon–Low’s Peak route is the most commonly used and well-established trail for climbers ascending from the Timpohon Gate to the summit of Mount Kinabalu in Sabah, Malaysia.
- 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: Southeast Ridge route on Mount Everest Target entity description: The Southeast Ridge route on Mount Everest is the classic, most frequently used climbing route from the Nepal side, ascending via the South Col to the mountain’s summit.
-
A.
Northeast Ridge route
The Northeast Ridge route is a major climbing route to the summit of Mount Everest from the Tibetan (north) side, known for its high-altitude exposure and technical sections near the top.
-
B.
West Buttress route on Denali
The West Buttress route on Denali is the mountain’s most popular and classic climbing route, known for its relatively moderate technical difficulty yet extreme altitude, cold, and weather challenges.
-
C.
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.
-
D.
South Ridge route
The South Ridge route is the standard, non-technical hiking ascent used by most climbers to reach the summit of South Sister in Oregon’s Cascade Range.
-
E.
Timpohon–Low’s Peak route
The Timpohon–Low’s Peak route is the most commonly used and well-established trail for climbers ascending from the Timpohon Gate to the summit of Mount Kinabalu in Sabah, Malaysia.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
Everest normal route
ⓘ
mountaineering route ⓘ |
| approachesVia |
Dingboche
NERFINISHED
ⓘ
Gorak Shep NERFINISHED ⓘ Khumbu Valley NERFINISHED ⓘ Lobuche NERFINISHED ⓘ Namche Bazaar NERFINISHED ⓘ Tengboche NERFINISHED ⓘ |
| ascendsTo | summit of Mount Everest ⓘ |
| ascendsVia |
Hillary Step
NERFINISHED
ⓘ
Khumbu Icefall NERFINISHED ⓘ Lhotse Face NERFINISHED ⓘ South Col NERFINISHED ⓘ South Summit NERFINISHED ⓘ Southeast Ridge NERFINISHED ⓘ Western Cwm NERFINISHED ⓘ |
| baseCampAt | Everest Base Camp (south) NERFINISHED ⓘ |
| baseCampElevation | approximately 5360 m ⓘ |
| campIElevation | approximately 6000 m ⓘ |
| campIIElevation | approximately 6400 m ⓘ |
| campIIIElevation | approximately 7200 m ⓘ |
| campIVElevation | approximately 7900–8000 m ⓘ |
| commonlyUsesSupplementalOxygen | true ⓘ |
| countrySide | Nepal side NERFINISHED ⓘ |
| crosses | Khumbu Icefall ladders and crevasses ⓘ |
| firstAscentBy |
Edmund Hillary
NERFINISHED
ⓘ
Tenzing Norgay NERFINISHED ⓘ |
| firstAscentExpedition | 1953 British Mount Everest expedition NERFINISHED ⓘ |
| firstAscentExpeditionLeader | John Hunt NERFINISHED ⓘ |
| firstAscentYear | 1953 ⓘ |
| hasCamp |
Camp I
NERFINISHED
ⓘ
Camp II NERFINISHED ⓘ Camp III ⓘ Camp IV NERFINISHED ⓘ |
| hasObjectiveHazard |
avalanches
ⓘ
crevasses ⓘ exposure on Southeast Ridge ⓘ extreme altitude ⓘ high winds ⓘ seracs in Khumbu Icefall ⓘ |
| isClassicRouteOn | Mount Everest NERFINISHED ⓘ |
| isMostFrequentlyUsedRouteOn | Mount Everest NERFINISHED ⓘ |
| liesWithin | Sagarmatha National Park NERFINISHED ⓘ |
| locatedIn | Nepal NERFINISHED ⓘ |
| locatedOn | Mount Everest NERFINISHED ⓘ |
| requiresPermitFrom | Government of Nepal NERFINISHED ⓘ |
| startsFrom | Lukla NERFINISHED ⓘ |
| startsIn | Khumbu region NERFINISHED ⓘ |
| summitElevation | 8848.86 m ⓘ |
| typicalClimbingSeason |
post-monsoon (autumn)
ⓘ
pre-monsoon (spring) ⓘ |
| typicalNumberOfCampsAboveBase | 4 ⓘ |
| usesHighAltitudeSherpas | true ⓘ |
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: Southeast Ridge route on Mount Everest Description of subject: The Southeast Ridge route on Mount Everest is the classic, most frequently used climbing route from the Nepal side, ascending via the South Col to the mountain’s summit.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Everest Southeast Ridge
this entity surface form:
standard South Col route on Mount Everest