3150
and though a portion of the air on planes is recirculated , it must pass through very restrictive filters .
 vehicle: planes
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
 Entities: planes 
Answer:
 vehicle: planes