YES
1 2 3 4 
4 1 2 3 
NO
NO
YES
1 2 3 4 
4 1 2 3 
NO
YES
2 1 
2 1 
YES
1 2 
2 1 
YES
1 2 3 4 
4 1 2 3 
NO
YES
1 2 3 
3 1 2 
NO
NO
NO
NO
NO
YES
1 2 3 
3 1 2 
NO
YES
1 2 3 4 
4 1 2 3 
NO
YES
1 2 3 4 
4 1 2 3 
NO
YES
1 2 
2 1 
NO
NO
NO
NO
YES
2 3 4 
4 2 3 
YES
3 1 2 
3 1 2 
NO
NO
NO
NO
NO
NO
NO
YES
1 2 3 4 
4 1 2 3 
YES
1 2 
2 1 
YES
1 
1 
YES
1 2 3 4 
4 1 2 3 
YES
4 1 2 3 
4 1 2 3 
NO
NO
NO
NO
YES
1 2 3 
3 1 2 
NO
NO
YES
1 2 3 
3 1 2 
NO
YES
2 3 4 
4 2 3 
YES
1 2 3 
3 1 2 
NO
YES
2 3 4 
4 2 3 
NO