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

EGTB: win in 48 half-moves

# move score
1 Kb7 win in 47 half-moves
2 Kb6 win in 49 half-moves
3 Kd8 win in 51 half-moves
4 Ka6 draw
5 Ka8 draw
6 Kf8 draw
7 Ra8 draw
8 Rb1 draw
9 Rb2 draw
10 Rb3 draw
11 Rc8 draw
12 Rb7 loss in 4 half-moves
13 Kd7 loss in 2 half-moves
14 Ke7 loss in 2 half-moves
15 Kf7 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rd8 loss in 2 half-moves