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 Rf3 win in 3 half-moves
6 Kf6 draw
7 Kf7 draw
8 Kf8 draw
9 Kg8 draw
10 Kgg6 draw
11 Kgh7 draw
12 Kh8 draw
13 Khg6 draw
14 Khh7 draw
15 Ra3 draw
16 Rb4 draw
17 Rc3 draw
18 Rd3 draw
19 Re3 draw
20 Kg5 loss in 2 half-moves
21 Kh5 loss in 2 half-moves
22 Rb1 loss in 2 half-moves
23 Rb2 loss in 2 half-moves
24 Rg3 loss in 2 half-moves
25 Rh3 loss in 2 half-moves