Complex sentence: Garvey reformed Buzzcocks in 1989 but quit in 1992 due to health problems, while one year ago, Rowbotham, who passed in the 1980s as a session musician in Factory Records, was killed.
Split into simpler sentences: Garvey reformed Buzzcocks in 1989 but quit in 1992 due to health problems. One year before, Rowbotham, who passed in the 1980s as a session musician in Factory Records, was killed.