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 Kc3 win in 39 half-moves
3 Kb6 win in 41 half-moves
4 Rb2 win in 41 half-moves
5 Ka5 win in 43 half-moves
6 Ra1 win in 43 half-moves
7 Kb3 win in 45 half-moves
8 Kb2 win in 47 half-moves
9 Ra3 win in 47 half-moves
10 Kb1 win in 49 half-moves
11 Kc1 win in 49 half-moves
12 Ka7 win in 53 half-moves
13 Kb7 win in 53 half-moves
14 Kd1 draw
15 Kd2 draw
16 Kd3 draw
17 Ra4 loss in 2 half-moves
18 Ra5 loss in 2 half-moves