189481
Known units assigned to the airfield were : The units remained on Corsica until early 1945 when enemy targets became out of range of the Mitchells .
 location: Corsica
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Corsica 
Answer:
 location: Corsica