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

EGTB: win in 4 half-moves

# move score
1 Kf4 win in 3 half-moves
2 Kd2 draw
3 Kd3 draw
4 Kd4 draw
5 Ke2 draw
6 Kf2 draw
7 Kf3 draw
8 Kg7 draw
9 Kg8 draw
10 Kh7 draw
11 Rd4 draw
12 Re5 draw
13 Re6 draw
14 Re7 draw
15 Re8 draw
16 Rf4 draw
17 Rg4 draw
18 Rh4 draw
19 Ra4 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rc4 loss in 2 half-moves