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

EGTB: win in 4 half-moves

# move score
1 Kf8 win in 3 half-moves
2 Ka6 draw
3 Ka7 draw
4 Kb7 draw
5 Kc6 draw
6 Kc7 draw
7 Kf7 draw
8 Kg7 draw
9 Kh7 draw
10 Kh8 draw
11 Rc6 draw
12 Rd6 draw
13 Re1 draw
14 Re5 draw
15 Re7 draw
16 Re8 draw
17 Rf6 draw
18 Rg6 draw
19 Rh6 draw
20 Ka5 loss in 2 half-moves
21 Kb5 loss in 2 half-moves
22 Kc5 loss in 2 half-moves
23 Re2 loss in 2 half-moves
24 Re3 loss in 2 half-moves
25 Re4 loss in 2 half-moves