Northeast Ridge route

E128158

Everest climbing route mountaineering 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.

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All labels observed (7)

Label	Occurrences
North Col–Northeast Ridge route	4
Northeast Ridge route canonical	2
North Col–North Ridge route	1
North Col–North Ridge–Northeast Ridge route	1
North Col–Northeast Ridge route on Mount Everest	1
Second Step of the Northeast Ridge	1
ThreeStepsOnNortheastRidge	1

How this entity was disambiguated

This entity first appeared as the object of triple T1114083 — 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: Northeast Ridge route
Context triple: [Mount Everest, standardRoute, Northeast Ridge route]

A. Northeast Ridge
Northeast Ridge is a popular standard hiking route used to ascend Mount Elbert, the highest peak in the Rocky Mountains of Colorado.
B. 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.
C. West Buttress route
The West Buttress route is the most popular and commonly used climbing route to the summit of Denali in Alaska.
D. Marangu Route
Marangu Route is a popular and relatively easier trekking path up Mount Kilimanjaro, known for its hut accommodations and gradual slopes.
E. Machame Route
Machame Route is one of the most popular and scenic trekking paths used by climbers to ascend Mount Kilimanjaro in Tanzania.
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: Northeast Ridge route
Target entity description: 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.

A. Northeast Ridge
Northeast Ridge is a popular standard hiking route used to ascend Mount Elbert, the highest peak in the Rocky Mountains of Colorado.
B. 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.
C. West Buttress route
The West Buttress route is the most popular and commonly used climbing route to the summit of Denali in Alaska.
D. Marangu Route
Marangu Route is a popular and relatively easier trekking path up Mount Kilimanjaro, known for its hut accommodations and gradual slopes.
E. Machame Route
Machame Route is one of the most popular and scenic trekking paths used by climbers to ascend Mount Kilimanjaro in Tanzania.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	Everest climbing route ⓘ mountaineering route ⓘ
accessedFrom	Chinese side of Mount Everest ⓘ Tibet Autonomous Region ⓘ
advancedBaseCamp	Advanced Base Camp on the East Rongbuk Glacier ⓘ
advancedBaseCampElevation	approximately 6400 m ⓘ
approachesVia	East Rongbuk Glacier ⓘ
baseCamp	Everest North Base Camp ⓘ
baseCampElevation	approximately 5150 m ⓘ
comparedWith	South Col route ⓘ
country	China ⓘ
difficulty	extreme ⓘ
FirstStepElevation	around 8500 m ⓘ
hasCamp	Camp I ⓘ Camp II ⓘ Camp III ⓘ Camp IV ⓘ
hasFeature	First Step ⓘ Second Step ⓘ Third Step ⓘ summit pyramid ⓘ
knownFor	cold temperatures ⓘ high-altitude exposure ⓘ strong winds ⓘ technical sections near the summit ⓘ
locatedIn	Tibet ⓘ linked to: Tibet Autonomous Region
locatedOn	Mount Everest ⓘ
locatedOnSideOf	north side of Mount Everest ⓘ
notableFor	exposed traverses near the summit ⓘ historic ascents from the north side ⓘ long summit day above 8300 m ⓘ
requires	fixed ropes on steep sections ⓘ supplemental oxygen for most climbers ⓘ
risk	altitude sickness ⓘ falls on exposed ridges ⓘ frostbite ⓘ high objective danger ⓘ severe weather ⓘ
SecondStepElevation	around 8610 m ⓘ
startingRegion	Rongbuk Valley ⓘ linked to: East Rongbuk Glacier
summitElevation	8848.86 m ⓘ approximately 8849 m ⓘ
technicalCrux	Second Step ⓘ
ThirdStepElevation	around 8710 m ⓘ
typicalHighCampElevation	around 8300 m ⓘ
usedFor	commercial guided expeditions ⓘ independent expeditions ⓘ
usesGlacier	East Rongbuk Glacier ⓘ

How these facts were elicited