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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Ka2 win in 5 half-moves
4 Kb2 win in 5 half-moves
5 Kb3 win in 5 half-moves
6 Ra2 win in 5 half-moves
7 Ra3 win in 5 half-moves
8 Kc1 win in 9 half-moves
9 Ka3 draw
10 Ka5 draw
11 Kc2 loss in 2 half-moves