937
This decision led to a split by those Radicals who were more keen on an alliance with the centre-right : this group led by  Benedetto Della Vedova  launched the  Liberal Reformers  and joined the House of Freedoms eventually merging into Berlusconi's The People of Freedom party .
 founded by: Benedetto Della Vedova, Liberal Reformers
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 by: Benedetto Della Vedova, Liberal Reformers