profile pr x 1 y 1 x -0.5 tt 0 1.2
prism pr pr 0 0 1
trotate pr 0.5 0 0 1 0 0 90
ttranslate pr 0 1 0
nexplode pr f
depouille pr pr 0 1 0 pr_6 10 1 0 1 0 1 0
profile pp c 0.3 280 ww
trotate pp 0 0.15 0 0 1 0 -90
ttranslate pp 0.3 0.3 0.9
trotate pp 0.3 0.3 0.9 0 0 1 -90
ttranslate pp 0.4 0 0

plane pl 1 0.3 1 0 1 0
featlf pr pp pl 0 0.3 0 0 0 0 1 1
featperform lf result 


checkprops result -s 6.86189