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 Having vowed to a Sardinian priest that he would not have sex until after the April 9 election , Prime Minister Silvio Berlusconi spent the first post-pledge day at a birthday party in Milan for his mother , Rosa Bossi , who turned 95 . 
 Silvio Berlusconi, Milan; Rosa Bossi, Silvio Berlusconi
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 Silvio Berlusconi, Milan; Rosa Bossi, Silvio Berlusconi