restore [locate_data_file CFE_e_lonfzx.rle] E
nexplode E face E_1 E_2 E_3 E_4 E_5 E_6 E_7 E_8 E_9 E_10 E_11 E_12 E_13 E_14

profile cont S E_10 F 0 -100 X 50 Y -100 X -50
mksurface s E_5
mkface f s
featprism E cont E_10 0 0 1 0 1
featperform prism result f

checkprops result -s 940000