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

EGTB: win in 2 half-moves

# move score
1 Kg7 win in 1 half-moves
2 Kh7 win in 1 half-moves
3 Rb1 win in 1 half-moves
4 Rb2 win in 1 half-moves
5 Rb3 win in 1 half-moves
6 Rb4 win in 1 half-moves
7 Rb5 win in 1 half-moves
8 Rb7 win in 1 half-moves
9 Kg8 loss in 2 half-moves
10 Ka6 loss in 1 half-moves
11 Ka8 loss in 1 half-moves
12 Kb6 loss in 1 half-moves
13 Kb7 loss in 1 half-moves
14 Ra8 loss in 1 half-moves
15 Rb6 loss in 1 half-moves
16 Rc8 loss in 1 half-moves
17 Rd8 loss in 1 half-moves
18 Re8 loss in 1 half-moves
19 Rf8 loss in 1 half-moves
20 Rg8 loss in 1 half-moves