Complex sentence: In 1977 he formed the Wizzo Band, a jazz-rock ensemble, whose only live performance was a BBC simultaneous TV and radio broadcast in stereo, which split early the following year after cancelling a nationwide tour.
Split into simpler sentences: In 1977 he formed the Wizzo Band, a jazz-rock ensemble, whose only live performance was a BBC simultaneous TV and radio broadcast in stereo. The Wizzo Band split early the following year after cancelling a nationwide tour.