# Original bug : cts20924
# Date : 17Juillet98

restore [locate_data_file cts20924a.rle] base
restore [locate_data_file contour2.rle] cont

explode base face
copy base_3 funtil

featprism base cont cont -1 0 0 1 1
featperform prism result funtil

checkprops result -s 850773