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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Ka5 draw
3 Ka7 draw
4 Kb6 draw
5 Kb7 draw
6 Kg5 draw
7 Kg6 draw
8 Kg7 draw
9 Kh5 draw
10 Kh7 draw
11 Ra3 draw
12 Ra5 draw
13 Rb4 draw
14 Rc4 draw
15 Rd4 draw
16 Re4 draw
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves