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 Ka4 draw
3 Ka7 draw
4 Kaa5 draw
5 Kab6 draw
6 Kb4 draw
7 Kb7 draw
8 Kba5 draw
9 Kbb6 draw
10 Ra1 draw
11 Rb1 draw
12 Rg1 draw
13 Rh2 draw
14 Rh6 draw
15 Rh8 draw
16 Kc4 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Rc1 loss in 2 half-moves
20 Rd1 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rh3 loss in 2 half-moves
24 Rh4 loss in 2 half-moves
25 Rh5 loss in 2 half-moves