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

EGTB: win in 4 half-moves

# move score
1 Kf5 win in 3 half-moves
2 Kf6 draw
3 Kf7 draw
4 Kg5 draw
5 Kg7 draw
6 Kh5 draw
7 Kh6 draw
8 Kh7 draw
9 Ra8 draw
10 Rb8 draw
11 Rc8 draw
12 Rd8 draw
13 Re3 draw
14 Re4 draw
15 Re5 draw
16 Re6 draw
17 Re7 draw
18 Rf8 draw
19 Rg8 draw
20 Re1 loss in 2 half-moves
21 Re2 loss in 2 half-moves
22 Rh8 loss in 2 half-moves