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

EGTB: win in 4 half-moves

# move score
1 Rh7 win in 3 half-moves
2 Ka6 draw
3 Ka8 draw
4 Kb6 draw
5 Kb8 draw
6 Kd8 draw
7 Ke7 draw
8 Kf7 draw
9 Kf8 draw
10 Rc3 draw
11 Rd3 draw
12 Re3 draw
13 Rf3 draw
14 Rg3 draw
15 Rh4 draw
16 Rh5 draw
17 Rh6 draw
18 Rh8 draw
19 Kb7 loss in 2 half-moves
20 Kd7 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rh1 loss in 2 half-moves
24 Rh2 loss in 2 half-moves