8183
It was named after the conquest of Ethiopia by  Benito Mussolini  and his proclamation of the Italian  Empire  .
 Benito Mussolini, Empire
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 Benito Mussolini, Empire