input:

2
3 4 1
3
1 1 1
1 2 1
1 2 2
2 3 1
2 3 2
3 2 2
2 3
2 0 0
1 2 1
1 3 1

output:

-1
-1

result:

wrong answer 1st numbers differ - expected: '4', found: '-1'