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

EGTB: win in 4 half-moves

# move score
1 Rh3 win in 3 half-moves
2 Kf1 draw
3 Kg1 draw
4 Kh1 draw
5 Ra8 draw
6 Re8 draw
7 Rf8 draw
8 Rg8 draw
9 Rh1 draw
10 Rh2 draw
11 Rh4 draw
12 Rh5 draw
13 Kb3 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Kb5 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Kd3 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Kf2 loss in 2 half-moves
22 Kf3 loss in 2 half-moves
23 Kg3 loss in 2 half-moves
24 Kh2 loss in 2 half-moves
25 Kh3 loss in 2 half-moves
26 Rb8 loss in 2 half-moves
27 Rc8 loss in 2 half-moves
28 Rd8 loss in 2 half-moves
29 Rh6 loss in 2 half-moves
30 Rh7 loss in 2 half-moves