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 Ka2 draw
3 Ka4 draw
4 Ka5 draw
5 Ka6 draw
6 Kb1 draw
7 Kb2 draw
8 Kb4 draw
9 Kb6 draw
10 Kc5 draw
11 Kc6 draw
12 Rb8 draw
13 Rc8 draw
14 Rd8 draw
15 Rh3 draw
16 Rh4 draw
17 Rh5 draw
18 Rh6 draw
19 Rh7 draw
20 Kc4 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rf8 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh1 loss in 2 half-moves
25 Rh2 loss in 2 half-moves