#
#Num Features
#
F 4

#
#Units
#
U INCH

#
#Feature symbol names
#
$0 r0

#
#Layer features
#
L 0 0 1.5 0 0 P 0 
L 1.5 0 1.5 1.5 0 P 0 
L 1.5 1.5 0 1.5 0 P 0 
L 0 1.5 0 0 0 P 0 
