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For example , two 4-bit ALUs could be arranged side by side , with control lines between them , to form an 8-bit CPU , with four slices a 16-bit CPU can be built , and it takes 8 four bit slices for a 32-bit word CPU ( so the designer can add as many slices as required to manipulate increasingly longer word lengths ) .
 None
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:  
Answer:
 None