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

EGTB: win in 4 half-moves

# move score
1 K3b4 win in 3 half-moves
2 K3c4 win in 3 half-moves
3 K3d4 win in 3 half-moves
4 K5c4 win in 7 half-moves
5 K5d4 win in 7 half-moves
6 Kd3 win in 7 half-moves
7 Kd5 win in 7 half-moves
8 K5b4 draw
9 Kb2 draw
10 Kb5 draw
11 Kc2 draw
12 Kd2 draw
13 Ra3 draw
14 Rb1 draw
15 Rb2 draw
16 Rb4 draw
17 Rb5 draw
18 Kb6 loss in 2 half-moves
19 Kc6 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rb8 loss in 2 half-moves