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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Kg3 draw
3 Kg4 draw
4 Kg5 draw
5 Kh5 draw
6 Ra6 draw
7 Rc6 draw
8 Re6 draw
9 Rf6 draw
10 Rg6 draw
11 Kb7 loss in 1 half-moves
12 Kb8 loss in 1 half-moves
13 Kc7 loss in 1 half-moves
14 Kd7 loss in 1 half-moves
15 Kd8 loss in 1 half-moves
16 Kh3 loss in 1 half-moves
17 Rd6 loss in 1 half-moves
18 Rh5 loss in 1 half-moves
19 Rh7 loss in 1 half-moves
20 Rh8 loss in 1 half-moves