Complex sentence: By the mid 1970s, West was the lead singer for a group called Moonrider, which also featured John Weider (Family etc.), Chico Greenwood (later to perform with Murray Head) and Bruce Thomas.
Split into simpler sentences: By the mid 1970s, West was the lead singer for a group called Moonrider. Moonrider also featured John Weider (Family etc.), Chico Greenwood (later to perform with Murray Head) and Bruce Thomas.