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

EGTB: win in 2 half-moves

# move score
1 Kb1 win in 1 half-moves
2 Kb3 win in 1 half-moves
3 Kc1 win in 1 half-moves
4 Kc3 win in 1 half-moves
5 Kd1 win in 1 half-moves
6 Kd2 win in 1 half-moves
7 Kd3 win in 1 half-moves
8 Kd7 win in 1 half-moves
9 Kd8 win in 1 half-moves
10 Rb1 win in 1 half-moves
11 Rb3 win in 1 half-moves
12 Rb4 win in 1 half-moves
13 Rb5 win in 1 half-moves
14 Rb6 win in 1 half-moves
15 Rb7 win in 1 half-moves
16 Kb7 loss in 1 half-moves
17 Kb8 loss in 1 half-moves
18 Kc7 loss in 1 half-moves
19 Ra2 loss in 1 half-moves
20 Rb8 loss in 1 half-moves