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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Kc4 win in 1 half-moves
3 Kd4 win in 1 half-moves
4 Kd5 win in 1 half-moves
5 Kd6 win in 1 half-moves
6 Ke7 win in 1 half-moves
7 Rb2 win in 1 half-moves
8 Rb3 win in 1 half-moves
9 Rb4 win in 1 half-moves
10 Rb7 win in 1 half-moves
11 Kb6 draw
12 Kc6 draw
13 Kd8 draw
14 Kf8 draw
15 Ra5 draw
16 Rb6 draw
17 Kd7 loss in 2 half-moves
18 Kf7 loss in 2 half-moves
19 Rb1 loss in 1 half-moves
20 Rb8 loss in 1 half-moves