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

EGTB: win in 10 half-moves

# move score
1 Kaa2 win in 9 half-moves
2 Kba2 draw
3 Kc1 draw
4 Kc2 draw
5 Ra2 draw
6 Ka4 loss in 2 half-moves
7 Kab2 loss in 2 half-moves
8 Kb3 loss in 2 half-moves
9 Kb4 loss in 2 half-moves
10 Kbb2 loss in 2 half-moves