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

EGTB: win in 4 half-moves

# move score
1 Ra8 win in 3 half-moves
2 Ka4 draw
3 Ka5 draw
4 Ka6 draw
5 Kb2 draw
6 Kb3 draw
7 Kb6 draw
8 Kbb4 draw
9 Kbc4 draw
10 Kc5 draw
11 Kc6 draw
12 Kcb4 draw
13 Kcc4 draw
14 Rb8 draw
15 Rc8 draw
16 Rh1 draw
17 Rh5 draw
18 Rh6 draw
19 Rh7 draw
20 Kc2 loss in 2 half-moves
21 Kd2 loss in 2 half-moves
22 Kd3 loss in 2 half-moves
23 Kd4 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rg8 loss in 2 half-moves
28 Rh2 loss in 2 half-moves
29 Rh3 loss in 2 half-moves
30 Rh4 loss in 2 half-moves