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

EGTB: win in 4 half-moves

# move score
1 Rh4 win in 3 half-moves
2 K5h6 draw
3 K7h6 draw
4 Rh1 draw
5 Rh2 draw
6 Rh3 draw
7 Rh5 draw
8 Rh6 draw
9 Kf4 loss in 2 half-moves
10 Kf5 loss in 2 half-moves
11 Kf7 loss in 2 half-moves
12 Kf8 loss in 2 half-moves
13 Kg4 loss in 2 half-moves
14 Kg8 loss in 2 half-moves
15 Kh4 loss in 2 half-moves
16 Kh5 loss in 2 half-moves
17 Kh8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 K5f6 loss in 1 half-moves
20 K5g6 loss in 1 half-moves
21 K7f6 loss in 1 half-moves
22 K7g6 loss in 1 half-moves