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

EGTB: win in 4 half-moves

# move score
1 Rh4 win in 3 half-moves
2 Ke7 draw
3 Ke8 draw
4 Kfg7 draw
5 Kfg8 draw
6 Khg7 draw
7 Khg8 draw
8 Ra5 draw
9 Ra6 draw
10 Ra7 draw
11 Ra8 draw
12 Rb4 draw
13 Rf4 draw
14 Rg4 draw
15 Kf7 loss in 2 half-moves
16 Kh7 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Re4 loss in 2 half-moves