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

EGTB: win in 4 half-moves

# move score
1 Rh6 win in 3 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Kcd7 draw
6 Kcd8 draw
7 Ke8 draw
8 Ked7 draw
9 Ked8 draw
10 Kf6 draw
11 Kf7 draw
12 Kf8 draw
13 Ra5 draw
14 Rf5 draw
15 Rg5 draw
16 Rh1 draw
17 Rh7 draw
18 Rh8 draw
19 Kd6 loss in 2 half-moves
20 Ke6 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rd5 loss in 2 half-moves
24 Re5 loss in 2 half-moves
25 Rh2 loss in 2 half-moves
26 Rh3 loss in 2 half-moves
27 Rh4 loss in 2 half-moves