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 Kd7 draw
7 Kd8 draw
8 Ra1 draw
9 Ra2 draw
10 Ra6 draw
11 Ra8 draw
12 Rb7 draw
13 Kd6 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Ra5 loss in 2 half-moves