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

EGTB: win in 8 half-moves

# move score
1 Rb8 win in 7 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kc6 draw
6 Kc8 draw
7 Kcd8 draw
8 Ked8 draw
9 Kf8 draw
10 Ra1 draw
11 Ra2 draw
12 Ra3 draw
13 Ra7 draw
14 Rc8 draw
15 Rd8 draw
16 Kcd7 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Ked7 loss in 2 half-moves
20 Kf7 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Ra5 loss in 2 half-moves
23 Ra6 loss in 2 half-moves