Disambiguation evidence for Northeast Ridge route via surface form

"North Col–Northeast Ridge route on Mount Everest"

Triples (1)

Triples where some other subject referred to this entity as "North Col–Northeast Ridge route on Mount Everest".

1921 British Mount Everest reconnaissance expedition → identifiedRoute →
"North Col–Northeast Ridge route on Mount Everest"
↳ resolves to Northeast Ridge route
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