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The arrests will put pressure on the new government of Prime Minister Romano Prodi to decide whether to back the efforts of the Milan prosecutor , which the previous government of Silvio Berlusconi had opposed .
 Silvio Berlusconi, Milan; Silvio Berlusconi, Milan
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
Answer:
 Silvio Berlusconi, Milan; Silvio Berlusconi, Milan