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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kb7 win in 1 half-moves
3 Kc5 win in 1 half-moves
4 Kc7 win in 1 half-moves
5 Kd5 win in 1 half-moves
6 Kd6 win in 1 half-moves
7 Kd8 win in 1 half-moves
8 Kf8 win in 1 half-moves
9 Rb1 win in 1 half-moves
10 Rb2 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 Rb7 win in 1 half-moves
15 Ke7 loss in 2 half-moves
16 Ked7 loss in 2 half-moves
17 Kf7 loss in 2 half-moves
18 Kcd7 loss in 1 half-moves
19 Ra6 loss in 1 half-moves
20 Rb8 loss in 1 half-moves