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

EGTB: win in 2 half-moves

# move score
1 Kb2 win in 1 half-moves
2 Kb4 win in 1 half-moves
3 Kc2 win in 1 half-moves
4 Kd2 win in 1 half-moves
5 Kd3 win in 1 half-moves
6 Rb1 win in 1 half-moves
7 Rb2 win in 1 half-moves
8 Rb4 win in 1 half-moves
9 Rb5 win in 1 half-moves
10 Rb6 win in 1 half-moves
11 Rb7 win in 1 half-moves
12 Kb7 loss in 1 half-moves
13 Kb8 loss in 1 half-moves
14 Kc4 loss in 1 half-moves
15 Kc7 loss in 1 half-moves
16 Kd4 loss in 1 half-moves
17 Kd7 loss in 1 half-moves
18 Kd8 loss in 1 half-moves
19 Ra3 loss in 1 half-moves
20 Rb8 loss in 1 half-moves