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 Rh4 win in 5 half-moves
6 Ke5 draw
7 Ke6 draw
8 Ke7 draw
9 Kf5 draw
10 Kf7 draw
11 Kfg7 draw
12 Kg5 draw
13 Kg6 draw
14 Kg8 draw
15 Kh7 draw
16 Khg7 draw
17 Ra4 draw
18 Rb3 draw
19 Rc4 draw
20 Rg4 draw
21 Rb1 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rd4 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Rf4 loss in 2 half-moves