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 Kaa4 draw
3 Ka2 loss in 2 half-moves
4 Kab4 loss in 2 half-moves
5 Kb2 loss in 2 half-moves
6 Kb5 loss in 2 half-moves
7 Kba4 loss in 2 half-moves
8 Kbb4 loss in 2 half-moves
9 Kc2 loss in 2 half-moves
10 Kc3 loss in 2 half-moves
11 Kc4 loss in 2 half-moves
12 Ra1 loss in 2 half-moves
13 Ra2 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Ka6 loss in 1 half-moves