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More than ever , independent magazines and small publishing groups are being gobbled up by larger publishing groups , such as American Express Publishing Corp. , a unit of American Express Co. , and Conde Nast Publications Inc. , a unit of Advance Publications Inc. , which are consolidating in order to gain leverage with advertisers .
 organization: American Express Publishing Corp.; organization: American Express Co.; organization: Conde Nast Publications Inc.; organization: Advance Publications Inc.
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
 Entities: American Express Publishing Corp., American Express Co., Conde Nast Publications Inc., Advance Publications Inc. 
Answer:
 organization: American Express Publishing Corp.; organization: American Express Co.; organization: Conde Nast Publications Inc.; organization: Advance Publications Inc.