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 Kd7 draw
3 Kd8 draw
4 Ke7 draw
5 Kf8 draw
6 Kg1 draw
7 Kg2 draw
8 Kh1 draw
9 Ra1 draw
10 Ra2 draw
11 Ra7 draw
12 Rc8 draw
13 Rd8 draw
14 Kf7 loss in 2 half-moves
15 Kg3 loss in 2 half-moves
16 Kh3 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves