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Those attacks combined with Maxime Weygand 's Hedgehog tactic would become the major basis for responding to blitzkrieg attacks in the future : deployment in depth , permitting enemy or " shoulders " of a penetration was essential to channelling the enemy attack , and artillery , properly employed at the shoulders , could take a heavy toll of attackers .
 person: Maxime Weygand
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: Maxime Weygand 
Answer:
 person: Maxime Weygand