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

EGTB: win in 4 half-moves

# move score
1 Rh2 win in 3 half-moves
2 Ra8 draw
3 Re8 draw
4 Rf8 draw
5 Rg8 draw
6 Rh1 draw
7 Rh3 draw
8 Rh4 draw
9 Kb2 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Kcd3 loss in 2 half-moves
15 Kcd4 loss in 2 half-moves
16 Kd2 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Ke3 loss in 2 half-moves
19 Ke5 loss in 2 half-moves
20 Ked3 loss in 2 half-moves
21 Ked4 loss in 2 half-moves
22 Kf3 loss in 2 half-moves
23 Kf4 loss in 2 half-moves
24 Kf5 loss in 2 half-moves
25 Rb8 loss in 2 half-moves
26 Rc8 loss in 2 half-moves
27 Rd8 loss in 2 half-moves
28 Rh5 loss in 2 half-moves
29 Rh6 loss in 2 half-moves
30 Rh7 loss in 2 half-moves