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 Rg3 win in 5 half-moves
4 Rh3 win in 5 half-moves
5 Rf3 win in 7 half-moves
6 Kf5 draw
7 Kg5 draw
8 Kg8 draw
9 Kgg7 draw
10 Kgh7 draw
11 Kh5 draw
12 Kh6 draw
13 Khg7 draw
14 Khh7 draw
15 Ra3 draw
16 Rb1 draw
17 Rb2 draw
18 Rb4 draw
19 Kf6 loss in 2 half-moves
20 Kf7 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Rc3 loss in 2 half-moves
24 Rd3 loss in 2 half-moves
25 Re3 loss in 2 half-moves