225503
Peter Gzowski 's afterword adds some historical context , and elaborates on the satirized real-life ( very real ) counterparts of several of the novel 's minor characters , including Pierre Berton .
 person: Peter Gzowski; person: Pierre Berton
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 Gzowski, Pierre Berton 
Answer:
 person: Peter Gzowski; person: Pierre Berton