493
The basin was formed by geological forces over the last five million years : basin and range crustal stretching and associated volcanism and faulting at the base of the Sierra Nevada .
 location: Sierra Nevada
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 location: Sierra Nevada