1520
( on camera ) : The mission of these units is to protect these ports .
 person: these units; facility: these ports
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
 Entities: these units, these ports 
Answer:
 person: these units; facility: these ports