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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Rb7 win in 3 half-moves
3 Kd5 win in 7 half-moves
4 Kdc6 win in 7 half-moves
5 Kdd7 win in 7 half-moves
6 Kcd7 win in 9 half-moves
7 Kc5 draw
8 Ra3 draw
9 Ra6 draw
10 Kb6 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kc8 loss in 2 half-moves
13 Kcc6 loss in 2 half-moves
14 Kd8 loss in 2 half-moves
15 Ke5 loss in 2 half-moves
16 Ke6 loss in 2 half-moves
17 Ke7 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Ra8 loss in 2 half-moves