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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kc6 win in 3 half-moves
3 Kc7 win in 3 half-moves
4 Kc8 win in 3 half-moves
5 Kd7 win in 3 half-moves
6 Ke7 win in 3 half-moves
7 Rb6 win in 7 half-moves
8 Rb7 win in 7 half-moves
9 Rb8 win in 17 half-moves
10 Kb4 draw
11 Kc4 draw
12 Kd4 draw
13 Kd5 draw
14 Kd6 draw
15 Ke8 draw
16 Ra5 draw
17 Rb1 draw
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves