1 #K4----------------------------------------------
2 beziercurve cb 4 2 0 0 20 10 0 20 20 0 2 30 0
3 polyline pl 2 30 0 2 0 0
7 revol rv ww 0 0 0 0 1 0 -180
8 profile pf o -5 10 5 l 4 c 3 90 l 4 d -1 0 l 7
12 depouille result f 0 0 1 f_8 5 0 0 20 0 0 1