0
SECTION
  2
ENTITIES
  0
3DFACE
  8
0
 10
10
 20
20
 30
30
 11
11
 21
21
 31
31
 12
12
 22
22
 32
32
 13
12
 23
22
 33
32
  0
3DFACE
  8
0
 10
10
 20
20
 30
30
 11
11
 21
21
 31
31
 12
12
 22
22
 32
32
 13
13
 23
23
 33
33
  0
ENDSEC
  0
EOF