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