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

EGTB: win in 4 half-moves

# move score
1 Kba3 win in 3 half-moves
2 Kbb3 win in 3 half-moves
3 Ka1 draw
4 Ka2 draw
5 Ka5 draw
6 Kaa3 draw
7 Kab3 draw
8 Kb1 draw
9 Kb5 draw
10 Kb4 loss in 2 half-moves
11 Kc1 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kc3 loss in 2 half-moves