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

EGTB: win in 4 half-moves

# move score
1 Kg7 win in 3 half-moves
2 Rb5 win in 5 half-moves
3 Kb5 win in 7 half-moves
4 Ra7 win in 7 half-moves
5 Ra8 win in 7 half-moves
6 Kb6 draw
7 Kc6 draw
8 Kd5 draw
9 Kd6 draw
10 Kf7 draw
11 Kf8 draw
12 Kh7 draw
13 Kh8 draw
14 Ra6 draw
15 Kb4 loss in 2 half-moves
16 Kc4 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Ra4 loss in 2 half-moves