11546
During this period , he became acquainted with Communism and he adopted the precepts of Marxism-Leninism .
 Communism, Marxism-Leninism
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Communism, Marxism-Leninism