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On October 31 , 1942 Pius XII called for a prayer crusade to Mary the Queen of Peace , and stated that only her intercession could save the situation .
 person: Pius XII
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Pius XII