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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kd1 draw
3 Kd2 draw
4 Ke2 draw
5 Kf7 draw
6 Kf8 draw
7 Kg7 draw
8 Kh7 draw
9 Kh8 draw
10 Ra1 draw
11 Ra4 draw
12 Ra5 draw
13 Ra6 draw
14 Ra7 draw
15 Rc8 draw
16 Rd8 draw
17 Re8 draw
18 Kf1 loss in 2 half-moves
19 Kf2 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Rf8 loss in 2 half-moves