19871
Operations were initially conducted through two affiliated corporations , Power Equipment Co. and Dean Gillespie & Co. , which firms controlled the franchises for Allis-Chalmers Construction Equipment and White Motor trucks .
 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