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_ What was in the zeitgeist that led two disparate advertisers _ Empire Blue Cross Blue Shield and the MSN network of Microsoft _ to introduce about the same time campaigns centered on butterflies ?
 organization: two disparate advertisers; organization: Empire Blue Cross Blue Shield; organization: the MSN network of Microsoft; organization: Microsoft
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: two disparate advertisers, Empire Blue Cross Blue Shield, the MSN network of Microsoft, Microsoft 
Answer:
 organization: two disparate advertisers; organization: Empire Blue Cross Blue Shield; organization: the MSN network of Microsoft; organization: Microsoft