9081
In February  1990  the Party voluntarily gave up its claim on power monopoly and in June 1990 the first free elections since 1931 were held won by the Communist Party ridden of its hardliner wing and renamed the  Bulgarian Socialist Party  .
 founded: 1990, Bulgarian Socialist Party
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: 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:
 founded: 1990, Bulgarian Socialist Party