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The album marks the return of long-time Soilwork guitarist and founder Peter Wichers , who also picks up the role as the album 's producer , though Wichers would leave Soilwork again in 2012 .
 person: Peter Wichers; person: Wichers
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: Peter Wichers, Wichers 
Answer:
 person: Peter Wichers; person: Wichers