Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Kb7 win in 1 half-moves
2 Kc5 win in 1 half-moves
3 Kc7 win in 1 half-moves
4 Kd5 win in 1 half-moves
5 Ra1 win in 1 half-moves
6 Ra7 win in 1 half-moves
7 Ra8 win in 1 half-moves
8 Kb5 loss in 2 half-moves
9 Kb6 loss in 2 half-moves
10 Kd6 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Ra2 loss in 2 half-moves
13 Ra3 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves