Original sentence: It is organized by Nova Music Entertainment, a cooperation between Musicnet, FKP Scorpio and several former employees/bookers of Wiesen, who left Wiesen in 2004.The Nova Rock Festival, also just Nova Rock, is an Austrian music festival, that has existed since 2005 and takes place each year in June
Edited sentence: It is organized by Nova Music Entertainment, which is a cooperation of Musicnet, FKP Scorpio and several former employees/bookers of Wiesen, who left Wiesen in 2004 after ongoing internal misunderstandings.The Nova Rock Festival, also just Nova Rock, is a music festival that has existed since 2005 and takes place each year in June