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 .
 John Diefenbaker
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 John Diefenbaker