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

EGTB: win in 8 half-moves

# move score
1 Kb5 win in 7 half-moves
2 Ra6 draw
3 Rb1 draw
4 Rb2 draw
5 Rb3 draw
6 Ka4 loss in 2 half-moves
7 Ka6 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Kd5 loss in 2 half-moves
10 Kd6 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Ke5 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Kf5 loss in 2 half-moves
15 Kf6 loss in 2 half-moves
16 Kf7 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc6 loss in 2 half-moves
22 Rd6 loss in 2 half-moves