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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kb7 win in 3 half-moves
3 Kb8 win in 3 half-moves
4 Rb6 win in 3 half-moves
5 Ra8 win in 7 half-moves
6 Kc8 draw
7 Kcc6 draw
8 Kcd7 draw
9 Kd8 draw
10 Kdc6 draw
11 Kdd7 draw
12 Ke6 draw
13 Ke7 draw
14 Ra1 draw
15 Ra5 draw
16 Ra7 draw
17 Rc6 draw
18 Kc5 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Ke5 loss in 2 half-moves
21 Ra2 loss in 2 half-moves
22 Ra3 loss in 2 half-moves
23 Ra4 loss in 2 half-moves