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In his book Guns , Germs , and Steel , Jared Diamond argue that surplus product , while linked with the creation of a ruling class and social stratification , create the possibility to labour division , what means that people could be specialized on warfare , making weapons , and this enabled the countries with more surplus product to conquest countries with less .
 person: Jared Diamond
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Jared Diamond 
Answer:
 person: Jared Diamond