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

EGTB: win in 40 half-moves

# move score
1 Kb5 win in 39 half-moves
2 Kb6 win in 39 half-moves
3 Kb7 win in 47 half-moves
4 Rc8 win in 51 half-moves
5 Rb8 win in 55 half-moves
6 Ka5 draw
7 Ka7 draw
8 Kd2 draw
9 Kd3 draw
10 Kd4 draw
11 Ke2 draw
12 Ke4 draw
13 Kf2 draw
14 Kf3 draw
15 Rd8 draw
16 Re8 draw
17 Rf8 draw
18 Kf4 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves