m1 is a bike/bicycle/tricycle/pedal vehicle carrying m2 in/on surface/medium m3, propelled by force m4 transmitted via pedal(s) c1=v1.
Also include hydrocycle (=jaurcarvrama'e or x3= "lo djacu"), handcycle (x4= "lo xance"), electric bicycle (= "lo carvrama'e be fo si'u lo dicymatra"; not to be confused with motorcycles), cycles with different numbers of wheels and different numbers of riders, etc.