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

EGTB: win in 14 half-moves

# move score
1 Kb5 win in 13 half-moves
2 Kb4 win in 15 half-moves
3 Ka4 win in 17 half-moves
4 Kd1 win in 17 half-moves
5 Ka6 draw
6 Kb6 draw
7 Kf1 draw
8 Ra1 draw
9 Rb7 draw
10 Rc1 draw
11 Rd1 draw
12 Kd2 loss in 2 half-moves
13 Ke2 loss in 2 half-moves
14 Kf2 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb8 loss in 2 half-moves