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

EGTB: win in 6 half-moves

# move score
1 Kb7 win in 5 half-moves
2 Ka7 win in 7 half-moves
3 Kd3 win in 9 half-moves
4 Kb8 draw
5 Kf2 draw
6 Kf3 draw
7 Kf4 draw
8 Ra3 draw
9 Rb6 draw
10 Rc3 draw
11 Rd3 draw
12 Kd2 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Ke2 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rb8 loss in 2 half-moves