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

EGTB: win in 44 half-moves

# move score
1 Kb6 win in 43 half-moves
2 Kd7 win in 43 half-moves
3 Kd8 win in 45 half-moves
4 Kb7 win in 47 half-moves
5 Rb7 win in 47 half-moves
6 Ka6 win in 49 half-moves
7 Ke7 win in 51 half-moves
8 Ra8 win in 51 half-moves
9 Ka8 win in 53 half-moves
10 Rb1 win in 53 half-moves
11 Rb2 win in 57 half-moves
12 Rb3 win in 57 half-moves
13 Kf8 draw
14 Rc8 draw
15 Rd8 draw
16 Kf7 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