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 
 -10 14 -5 0
17 4 13 0
20 -15 -8 0
12 -6 -20 0
15 -5 -1 0
-16 8 -9 0
11 18 17 0
-11 -6 -17 0
9 3 17 0
-4 -13 11 0
-18 -7 -6 0
17 -16 -1 0
-7 15 -8 0
1 3 5 0
13 -2 12 0
10 -17 -16 0
5 12 13 0
-13 -5 10 0
-11 13 -10 0
-13 -4 -9 0
5 -6 15 0
12 19 -2 0
-7 17 16 0
-2 -18 11 0
11 -4 -16 0
-12 -5 -8 0
4 17 19 0
14 18 5 0
11 -2 8 0
9 -10 11 0
18 -8 -14 0
3 8 -2 0
-3 5 16 0
2 11 -13 0
-11 -20 -10 0
-14 4 12 0
2 -6 -10 0
-15 17 -3 0
16 -10 -2 0
-8 -3 12 0
-15 -12 7 0
-13 -20 -19 0
-11 19 -1 0
-8 11 -4 0
-2 14 8 0
11 13 -9 0
13 -7 -16 0
19 -10 -20 0
-16 -10 19 0
-15 6 -16 0
5 20 6 0
18 -14 -19 0
5 -3 -1 0
-19 -6 9 0
6 15 -7 0
19 -12 -14 0
8 -14 13 0
-17 5 -9 0
17 7 6 0
-7 8 19 0
-7 -8 -19 0
-20 19 10 0
19 -2 13 0
7 16 -12 0
-7 18 15 0
7 13 -1 0
-6 4 -5 0
16 11 7 0
10 5 14 0
-17 -13 20 0
14 19 4 0
7 15 -9 0
-6 -15 -2 0
-16 -5 -18 0
-5 10 4 0
12 -11 -5 0
16 -6 -4 0
14 5 -20 0
-3 9 13 0
-20 15 -13 0
8 -13 19 0
4 19 15 0
5 1 -10 0
-19 11 3 0
-1 5 3 0
8 -10 -18 0
16 2 -10 0
15 -13 17 0
17 15 20 0
6 -11 19 0
-16 14 13 0
%
0