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

EGTB: win in 4 half-moves

# move score
1 Rh5 win in 3 half-moves
2 Ra7 draw
3 Rd7 draw
4 Re7 draw
5 Rf7 draw
6 Rh6 draw
7 Ke2 loss in 2 half-moves
8 Ke3 loss in 2 half-moves
9 Ke4 loss in 2 half-moves
10 Kf2 loss in 2 half-moves
11 Kf4 loss in 2 half-moves
12 Kfg3 loss in 2 half-moves
13 Kfg4 loss in 2 half-moves
14 Kg2 loss in 2 half-moves
15 Kg5 loss in 2 half-moves
16 Kh3 loss in 2 half-moves
17 Kh5 loss in 2 half-moves
18 Khg3 loss in 2 half-moves
19 Khg4 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rc7 loss in 2 half-moves
22 Rg7 loss in 2 half-moves
23 Rh8 loss in 2 half-moves