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now , homeland security chief tom ridge described some of those new security measures on top of the ones that are already in place .
 organization: homeland security; person: homeland security chief; person: homeland security chief tom ridge
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: homeland security, homeland security chief, homeland security chief tom ridge 
Answer:
 organization: homeland security; person: homeland security chief; person: homeland security chief tom ridge