Complex sentence: Advanced for its day, the aircraft was a high-wing monoplane with a monocoque fuselage and fully cantilever wing that incorporated a mechanism to vary its camber in flight, and the aircraft also featured retractable undercarriage operated by a hand-crank.
Split into simpler sentences: Advanced for its day, the aircraft was a high-wing monoplane with a monocoque fuselage and cantilever wing that incorporated a mechanism to vary its camber in flight. The aircraft also featured retractable undercarriage operated by a hand-crank.