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

EGTB: win in 4 half-moves

# move score
1 Kg5 win in 3 half-moves
2 Kc2 draw
3 Kc3 draw
4 Kd2 draw
5 Ke2 draw
6 Ke4 draw
7 Kg6 draw
8 Kg7 draw
9 Kh5 draw
10 Kh7 draw
11 Re1 draw
12 Re2 draw
13 Re4 draw
14 Re8 draw
15 Rf3 draw
16 Rg3 draw
17 Rh3 draw
18 Kc4 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Re6 loss in 2 half-moves
22 Re7 loss in 2 half-moves