c This Formular is generated by mcnf
c
c    horn? no 
c    forced? no 
c    mixed sat? no 
c    clause length = 3 
c
p cnf 20  91 
 16 6 -12 0
9 16 5 0
14 20 -7 0
-10 -9 20 0
20 -1 -14 0
-5 -9 -18 0
-12 7 -14 0
17 3 15 0
-16 12 10 0
15 3 8 0
-20 8 9 0
16 -15 13 0
-4 -8 5 0
20 7 19 0
17 16 4 0
-5 -3 -14 0
-20 15 12 0
-14 8 11 0
5 -6 8 0
5 -12 4 0
15 -20 11 0
5 12 -17 0
-17 16 -10 0
20 8 18 0
-8 15 -10 0
-11 10 -7 0
-4 -14 1 0
19 14 5 0
-18 -8 -13 0
1 -19 -10 0
-6 4 -9 0
8 6 5 0
17 -4 15 0
-7 8 11 0
15 -4 -20 0
-4 -19 -18 0
3 18 5 0
8 3 14 0
-5 9 -12 0
-17 3 -18 0
10 -9 8 0
-4 18 12 0
-18 6 -15 0
-4 17 10 0
-16 -8 -2 0
2 3 -10 0
8 -18 1 0
5 -16 -14 0
-13 -19 16 0
-19 7 -16 0
-13 -18 3 0
-10 -2 8 0
17 -16 -19 0
-1 10 16 0
-19 -5 16 0
-13 8 -2 0
-5 11 16 0
-16 17 -2 0
12 7 -10 0
-18 -1 -14 0
7 4 -19 0
-6 -14 -9 0
15 -11 -18 0
20 5 6 0
-5 7 -3 0
-15 9 3 0
-6 -16 -1 0
11 -8 6 0
4 16 -8 0
-12 8 1 0
-13 -19 -10 0
2 -18 15 0
16 -3 2 0
14 -8 12 0
15 18 6 0
-2 -1 -18 0
-18 9 -12 0
-15 -3 16 0
-1 6 15 0
18 -4 2 0
11 -15 -4 0
-4 9 5 0
15 -2 8 0
-17 -19 -6 0
-15 -8 -19 0
1 -6 5 0
-12 5 7 0
13 -18 10 0
-8 -4 -17 0
-6 17 9 0
17 13 -14 0
%
0