Camp II (Advanced Base Camp) on the South Col route
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Camp II (Advanced Base Camp) on the South Col route is a major high-altitude staging camp on Mount Everest used by climbers to acclimatize and prepare for summit attempts via the Southeast Ridge.
All labels observed (4)
How this entity was disambiguated
This entity first appeared as the object of triple T5618783 — 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: Camp II (Advanced Base Camp) on the South Col route Context triple: [Western Cwm, contains, Camp II (Advanced Base Camp) on the South Col route]
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A.
Camp I on the South Col route
Camp I on the South Col route is the first major high-altitude campsite climbers establish above Everest Base Camp, situated in the Western Cwm on the standard Southeast Ridge ascent.
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B.
Fairy Meadows side base camp
Fairy Meadows side base camp is a popular trekking and camping site in Pakistan’s Gilgit-Baltistan region that serves as a scenic gateway for climbers and hikers approaching Nanga Parbat.
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C.
Kahiltna Base Camp
Kahiltna Base Camp is the primary mountaineering staging area on Denali’s Kahiltna Glacier, serving as the starting point for climbers attempting the mountain’s popular West Buttress route.
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D.
K2 base camp
K2 base camp is the primary high-altitude staging area for climbers attempting to summit K2, located on the Baltoro Glacier in Pakistan’s Karakoram range.
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E.
Plaza Argentina base camp
Plaza Argentina base camp is a high-altitude mountaineering base on Aconcagua’s eastern side, serving as a primary staging point for climbers ascending via routes such as the Polish Glacier.
- 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: Camp II (Advanced Base Camp) on the South Col route Target entity description: Camp II (Advanced Base Camp) on the South Col route is a major high-altitude staging camp on Mount Everest used by climbers to acclimatize and prepare for summit attempts via the Southeast Ridge.
-
A.
Camp I on the South Col route
Camp I on the South Col route is the first major high-altitude campsite climbers establish above Everest Base Camp, situated in the Western Cwm on the standard Southeast Ridge ascent.
-
B.
Fairy Meadows side base camp
Fairy Meadows side base camp is a popular trekking and camping site in Pakistan’s Gilgit-Baltistan region that serves as a scenic gateway for climbers and hikers approaching Nanga Parbat.
-
C.
Kahiltna Base Camp
Kahiltna Base Camp is the primary mountaineering staging area on Denali’s Kahiltna Glacier, serving as the starting point for climbers attempting the mountain’s popular West Buttress route.
-
D.
K2 base camp
K2 base camp is the primary high-altitude staging area for climbers attempting to summit K2, located on the Baltoro Glacier in Pakistan’s Karakoram range.
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E.
Plaza Argentina base camp
Plaza Argentina base camp is a high-altitude mountaineering base on Aconcagua’s eastern side, serving as a primary staging point for climbers ascending via routes such as the Polish Glacier.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf | high-altitude mountaineering camp ⓘ |
| accessedFrom | Base Camp via the Khumbu Icefall and Camp I ⓘ |
| accessedTo | Camp III on the Lhotse Face ⓘ |
| alsoKnownAs |
Advanced Base Camp on the South Col route
ⓘ
Camp 2 ⓘ |
| climateZone | high Himalayan alpine zone ⓘ |
| climbingSeason |
post-monsoon (autumn) season
ⓘ
pre-monsoon (spring) season ⓘ |
| country | Nepal ⓘ |
| elevation |
approximately 21000 feet above sea level
ⓘ
approximately 6400 metres above sea level ⓘ |
| environment |
glaciated high-alpine terrain
ⓘ
subject to extreme cold ⓘ subject to high winds ⓘ |
| geographicalFeature | situated in the upper Western Cwm ⓘ |
| infrastructure |
cluster of expedition tents
ⓘ
communications equipment ⓘ dining tents ⓘ kitchen tents ⓘ |
| locatedIn |
Khumbu region
ⓘ
linked to:
Khumbu Valley
Province No. 1, Nepal ⓘ Solukhumbu District ⓘ |
| locatedOn | Mount Everest ⓘ |
| logisticalRole |
coordination point for higher camp rotations
ⓘ
main logistical hub above Base Camp on the South Col route ⓘ storage point for food and oxygen ⓘ |
| onRoute |
South Col route
ⓘ
Southeast Ridge route ⓘ |
| oxygenLevel | significantly reduced compared to sea level ⓘ |
| partOf | standard camp progression on the Southeast Ridge route of Everest ⓘ |
| positionOnRoute |
above Camp I in the Western Cwm
ⓘ
below Camp III on the Lhotse Face ⓘ |
| primaryUse |
acclimatization camp
ⓘ
staging camp for summit attempts ⓘ |
| risk |
altitude sickness
ⓘ
avalanches from surrounding slopes ⓘ crevasses in nearby glacier surfaces ⓘ hypoxia ⓘ |
| supportStaff |
Sherpa climbers
ⓘ
high-altitude porters ⓘ |
| typicalStayDuration | multiple nights for acclimatization ⓘ |
| usedBy |
Everest expedition teams
ⓘ
high-altitude mountaineers ⓘ |
| usedFor |
preparation for climbing the Lhotse Face
ⓘ
preparation for summit attempts via the Southeast Ridge ⓘ |
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: Camp II (Advanced Base Camp) on the South Col route Description of subject: Camp II (Advanced Base Camp) on the South Col route is a major high-altitude staging camp on Mount Everest used by climbers to acclimatize and prepare for summit attempts via the Southeast Ridge.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Camp II (Advanced Base Camp) on the South Col route
linked to: Camp II (Advanced Base Camp) on the South Col route
linked to: Camp II (Advanced Base Camp) on the South Col route
Camp II (Advanced Base Camp) on the South Col route
→
alsoKnownAs
→
Advanced Base Camp on the South Col route
ⓘ
linked to: Camp II (Advanced Base Camp) on the South Col route