gmvinput ascii


nodev   8
 -1 -1 0
 1 -1 0
 1 1 0
 -1 1 0
 0 -1 0
 1 0 0
 0 1 0
 -1 0 0
cells   1
8quad    8
 1 2 3 4 5 6 7 8
material 1 0
QUAD8
1 
endgmv 
