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

EGTB: win in 2 half-moves

# move score
1 Kb7 win in 1 half-moves
2 Kc6 win in 1 half-moves
3 Kd6 win in 1 half-moves
4 Kd7 win in 1 half-moves
5 Rb1 win in 1 half-moves
6 Rb2 win in 1 half-moves
7 Rb3 win in 1 half-moves
8 Rb4 win in 1 half-moves
9 Re8 win in 1 half-moves
10 Rf8 win in 1 half-moves
11 Rg8 win in 1 half-moves
12 Rh8 win in 1 half-moves
13 Kc8 loss in 2 half-moves
14 Kd8 loss in 2 half-moves
15 Kb6 loss in 1 half-moves
16 Ra8 loss in 1 half-moves
17 Rb5 loss in 1 half-moves
18 Rb6 loss in 1 half-moves
19 Rb7 loss in 1 half-moves
20 Rc8 loss in 1 half-moves
21 Rd8 loss in 1 half-moves