B
0 1 15
B
0 1 18
A
0 1 -
B
0 1 21
A
0 1 1
A
1 -
A
1 -
A
1 -
A
1 1
B
0 1 15
A
1 1
A
1 -
A
0 1 8
A
1 7
A
0 1 -
A
1 6
A
1 1
A
0 1 3
A
1 -
A
0 1 1