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

EGTB: win in 4 half-moves

# move score
1 Kg4 win in 3 half-moves
2 Kg5 win in 3 half-moves
3 Kf7 draw
4 Kf8 draw
5 Kg3 draw
6 Kg7 draw
7 Kh3 draw
8 Kh5 draw
9 Kh7 draw
10 Rh5 loss in 2 half-moves
11 Rh6 loss in 2 half-moves
12 Rh7 loss in 2 half-moves