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

EGTB: win in 4 half-moves

# move score
1 Rh3 win in 3 half-moves
2 Kb3 draw
3 Kb4 draw
4 Kb5 draw
5 Kc3 draw
6 Kc5 draw
7 Kd3 draw
8 Kd4 draw
9 Kf1 draw
10 Kf2 draw
11 Kf3 draw
12 Kg1 draw
13 Kg3 draw
14 Kh1 draw
15 Kh3 draw
16 Rh1 draw
17 Rh4 draw
18 Rh5 draw
19 Kd5 loss in 2 half-moves
20 Rh6 loss in 2 half-moves
21 Rh7 loss in 2 half-moves
22 Rh8 loss in 2 half-moves