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