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 Rh8 win in 5 half-moves
3 Ka7 draw
4 Kb7 draw
5 Kb8 draw
6 Kd7 draw
7 Kd8 draw
8 Ke7 draw
9 Kf7 draw
10 Kf8 draw
11 Ra6 draw
12 Re6 draw
13 Rf6 draw
14 Rg6 draw
15 Rh4 draw
16 Rh5 draw
17 Rb6 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 Rh2 loss in 2 half-moves
22 Rh3 loss in 2 half-moves