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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Ka6 win in 5 half-moves
3 Ra2 win in 5 half-moves
4 Ka2 win in 7 half-moves
5 Kb2 win in 7 half-moves
6 Kba4 win in 7 half-moves
7 Ra4 win in 7 half-moves
8 Kaa4 draw
9 Kbb4 draw
10 Kc2 draw
11 Ra1 draw
12 Kab4 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kc3 loss in 2 half-moves
15 Kc4 loss in 2 half-moves