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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Kd7 win in 7 half-moves
3 Kc7 win in 9 half-moves
4 Kb7 draw
5 Kb8 draw
6 Kd8 draw
7 Kg6 draw
8 Kg7 draw
9 Kg8 draw
10 Kh6 draw
11 Kh8 draw
12 Ra1 draw
13 Ra2 draw
14 Ra4 draw
15 Ra5 draw
16 Ra6 draw
17 Ra7 draw
18 Ra3 loss in 2 half-moves