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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Kba7 draw
3 Kbb7 draw
4 Ka5 loss in 2 half-moves
5 Kaa7 loss in 2 half-moves
6 Kab7 loss in 2 half-moves
7 Kb5 loss in 2 half-moves
8 Kc7 loss in 1 half-moves
9 Kc8 loss in 1 half-moves
10 Ra7 loss in 1 half-moves