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

EGTB: draw

# move score
1 Kb5 draw
2 Kb6 draw
3 Kb7 draw
4 Kc5 draw
5 Kc8 draw
6 Kd8 draw
7 Ke7 draw
8 Ke8 draw
9 Ra7 draw
10 Rb7 draw
11 Rc8 draw
12 Kcd6 loss in 2 half-moves
13 Kd5 loss in 2 half-moves
14 Kdd6 loss in 2 half-moves
15 Ke6 loss in 2 half-moves