52604
An " aerosani " ( , literally " aerosled " ) is a type of propeller-driven snowmobile , running on skis , used for communications , mail deliveries , medical aid , emergency recovery and border patrolling in northern Russia , as well as for recreation .
 location: Russia
Given options, please tell me the categories of all the listed entity words.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} 
 Entities: Russia 
Answer:
 location: Russia