title simple cylinder section in Cartesian coordinates
sd 1 cy 0 0 0 0 0 1 5
sd 2 cy 0 0 0 0 0 1 15
sd 3 plan 0 0 0 0 1 0
sd 4 plan 0 0 0 1 0 0
sd 5 plan 0 0 0 0 0 1
sd 6 plan 0 0 10 0 0 1
block 1 11;1 11;1 3;0 10 0 10 0 10
tr 1 2 1 2 2 2 my -10 rz 90 my 5 ;
mb 1 1 1 2 1 2 x 5
sfi -1; ; ;sd 1      
sfi -2; ; ;sd 2      
sfi ;-1; ;sd 3       
sfi ;-2; ;sd 4       
sfi ; ;-1;sd 5       
sfi ; ;-2;sd 6       
tfi ; ;-1 0 -2;      
tf 1 1 1 2 2 2      
endpart
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rx 20 ry 20 tvv
