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 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Kcd7 draw
6 Kcd8 draw
7 Ke7 draw
8 Ked7 draw
9 Ked8 draw
10 Kf7 draw
11 Kf8 draw
12 Ra5 draw
13 Re5 draw
14 Rf5 draw
15 Rg5 draw
16 Rh1 draw
17 Rh6 draw
18 Rh8 draw
19 Rb5 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rd5 loss in 2 half-moves
22 Rh2 loss in 2 half-moves
23 Rh3 loss in 2 half-moves
24 Rh4 loss in 2 half-moves