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 5 half-moves
6 Ra1 win in 5 half-moves
7 Ka1 draw
8 Kaa3 draw
9 Kb1 draw
10 Kba3 draw
11 Kbb3 draw
12 Kc1 draw
13 Kc3 draw
14 Ra3 loss in 2 half-moves