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 Kc7 draw
3 Kc8 draw
4 Kd1 draw
5 Kd2 draw
6 Kd6 draw
7 Kd8 draw
8 Ke2 draw
9 Ke7 draw
10 Ke8 draw
11 Ra1 draw
12 Ra5 draw
13 Ra6 draw
14 Ra7 draw
15 Rc8 draw
16 Rd8 draw
17 Re8 draw
18 Rf8 draw
19 Kc6 loss in 2 half-moves
20 Ke6 loss in 2 half-moves
21 Kf1 loss in 2 half-moves
22 Kf2 loss in 2 half-moves
23 Ra2 loss in 2 half-moves
24 Ra3 loss in 2 half-moves
25 Ra4 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves