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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Kb4 win in 5 half-moves
3 Kc2 win in 7 half-moves
4 Kd2 win in 7 half-moves
5 Kdc3 win in 7 half-moves
6 Kdd4 win in 7 half-moves
7 Ra2 win in 7 half-moves
8 Ra3 win in 7 half-moves
9 Kcd4 win in 9 half-moves
10 Ke2 win in 9 half-moves
11 Ke3 win in 9 half-moves
12 Ke4 win in 9 half-moves
13 Ra1 draw
14 Ra8 draw
15 Kb3 loss in 2 half-moves
16 Kb5 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Kcc3 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Ra7 loss in 2 half-moves