Complex sentence: Staple Hill also became a centre for some talented engineering with Wilson and Sons Engineering in Morely Road building the famous Quasar (motorcycle) which is a recumbent motorcycle built in small numbers but which is today recognised as the first modern feet-forward motorcycle design.
Split into simpler sentences: Staple Hill also became a centre for engineering with Wilson and Sons Engineering in Morely Road building the famous Quasar (motorcycle). This was a recumbent motorcycle built in small numbers which is today widely recognised as the first modern feet-forward motorcycle design.