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

EGTB: win in 4 half-moves

# move score
1 Kab3 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Ka5 win in 5 half-moves
4 Kb4 win in 5 half-moves
5 Kc2 win in 7 half-moves
6 Kaa3 draw
7 Ka1 loss in 2 half-moves
8 Kb1 loss in 2 half-moves
9 Kba3 loss in 2 half-moves
10 Kbb3 loss in 2 half-moves
11 Kc1 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Ra1 loss in 2 half-moves
14 Ra3 loss in 2 half-moves