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

EGTB: win in 4 half-moves

# move score
1 Kb1 win in 3 half-moves
2 Kb4 win in 3 half-moves
3 Kc4 win in 3 half-moves
4 Kd1 win in 3 half-moves
5 Rb4 win in 3 half-moves
6 Rb1 win in 9 half-moves
7 K1b2 draw
8 K1c2 draw
9 K1d2 draw
10 K3b2 draw
11 K3c2 draw
12 K3d2 draw
13 Ra3 draw
14 Rb2 draw
15 Rb8 draw
16 Kd3 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves