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