Question: How many square miles are occupied by the mountain range that Nez Perce Pass is located in?
Sentence (from "Bitterroot Mountains"): The Northern and Central Bitterroot Range, collectively the Bitterroot Mountains (Salish: čkʷlkʷqin ), is the largest portion of the Bitterroot Range, part of the Rocky Mountains, located in the panhandle of Idaho and westernmost Montana in the Western United States.
Relevant evidence: No