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

EGTB: win in 4 half-moves

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