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

EGTB: win in 4 half-moves

# move score
1 Rh7 win in 3 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kc7 draw
5 Kf8 draw
6 Kg6 draw
7 Kg8 draw
8 Kh6 draw
9 Kh7 draw
10 Kh8 draw
11 Ra1 draw
12 Re1 draw
13 Rf1 draw
14 Rg1 draw
15 Rh6 draw
16 Rh8 draw
17 Kb5 loss in 2 half-moves
18 Kc5 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Kd7 loss in 2 half-moves
22 Kf6 loss in 2 half-moves
23 Kf7 loss in 2 half-moves
24 Rb1 loss in 2 half-moves
25 Rc1 loss in 2 half-moves
26 Rd1 loss in 2 half-moves
27 Rh2 loss in 2 half-moves
28 Rh3 loss in 2 half-moves
29 Rh4 loss in 2 half-moves
30 Rh5 loss in 2 half-moves