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

EGTB: win in 14 half-moves

# move score
1 Kd7 win in 13 half-moves
2 Kab7 draw
3 Kab8 draw
4 Kc7 draw
5 Kcb7 draw
6 Kcb8 draw
7 Kd8 draw
8 Ka6 loss in 2 half-moves
9 Kb6 loss in 2 half-moves
10 Rb8 loss in 2 half-moves