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so that means we can bring more pictures , more information about mars back to the people of the earth , in this particular landing opportunity .
 organization: we; person: the people of the earth; location: mars; location: the earth
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: we, the people of the earth, mars, the earth 
Answer:
 organization: we; person: the people of the earth; location: mars; location: the earth