312077
Canada – China relations unofficially began when Canadian Prime Minister John Diefenbaker passed legislation that would open up the Chinese market for Canadian farmers in the 1960s .
 person: John Diefenbaker
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: John Diefenbaker 
Answer:
 person: John Diefenbaker