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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Kb7 draw
6 Kb8 draw
7 Kc8 draw
8 Kd6 draw
9 Kd7 draw
10 Kd8 draw
11 Ra6 draw
12 Rb6 draw
13 Rc6 draw
14 Rd6 draw
15 Re1 draw
16 Re2 draw
17 Re3 draw
18 Re4 draw
19 Re5 draw
20 Rf6 draw
21 Kc6 loss in 2 half-moves
22 Re7 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rg6 loss in 2 half-moves
25 Rh6 loss in 2 half-moves