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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Rb6 win in 3 half-moves
3 Rb7 win in 3 half-moves
4 Rb8 win in 3 half-moves
5 Ke7 draw
6 Ke8 draw
7 Kf7 draw
8 Kfg7 draw
9 Kg6 draw
10 Kg8 draw
11 Kh5 draw
12 Kh7 draw
13 Khg7 draw
14 Ra3 draw
15 Rb4 draw
16 Rc3 draw
17 Rg3 draw
18 Rh3 draw
19 Kg5 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rd3 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Rf3 loss in 2 half-moves