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

EGTB: draw

# move score
1 Kb6 draw
2 Kb7 draw
3 Kb8 draw
4 Kc6 draw
5 Kc8 draw
6 Kcd7 draw
7 Kcd8 draw
8 Kd6 draw
9 Ke7 draw
10 Ked7 draw
11 Ked8 draw
12 Kf7 draw
13 Kf8 draw
14 Ra3 draw
15 Ra4 draw
16 Ra5 draw
17 Ra6 draw
18 Ra8 draw
19 Ra1 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Rb7 loss in 2 half-moves