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

EGTB: win in 4 half-moves

# move score
1 Rh1 win in 3 half-moves
2 Rh2 win in 3 half-moves
3 Rh3 win in 3 half-moves
4 Rh4 win in 3 half-moves
5 Ka1 draw
6 Ka4 draw
7 Kaa2 draw
8 Kab3 draw
9 Kb1 draw
10 Kb4 draw
11 Kba2 draw
12 Kbb3 draw
13 Kc1 draw
14 Kc2 draw
15 Rd8 draw
16 Kc3 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Rh5 loss in 2 half-moves
24 Rh6 loss in 2 half-moves
25 Rh7 loss in 2 half-moves