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 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Ke7 draw
6 Ke8 draw
7 Kf7 draw
8 Kg7 draw
9 Kg8 draw
10 Rc4 draw
11 Rd4 draw
12 Re4 draw
13 Rf4 draw
14 Rg4 draw
15 Rh5 draw
16 Rh6 draw
17 Rh8 draw
18 Ra4 loss in 2 half-moves
19 Rb4 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