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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Kgg4 draw
3 Kgg6 draw
4 Kgh4 draw
5 Kgh6 draw
6 Khg4 draw
7 Khg6 draw
8 Khh4 draw
9 Khh6 draw
10 Ra8 draw
11 Rb1 draw
12 Rb2 draw
13 Rb3 draw
14 Rg8 draw
15 Rh8 draw
16 Kf4 loss in 2 half-moves
17 Kf5 loss in 2 half-moves
18 Kf6 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Rd8 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rf8 loss in 2 half-moves