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

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Kb4 draw
3 Kb5 draw
4 Kb6 draw
5 Kc4 draw
6 Kc6 draw
7 Kd1 draw
8 Kd2 draw
9 Kd4 draw
10 Kd5 draw
11 Kd6 draw
12 Ke2 draw
13 Kf1 draw
14 Kf2 draw
15 Ra1 draw
16 Ra2 draw
17 Ra3 draw
18 Ra7 draw
19 Rb8 draw
20 Rc8 draw
21 Re8 draw
22 Rf8 draw
23 Ra4 loss in 2 half-moves
24 Ra5 loss in 2 half-moves
25 Ra6 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves