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

EGTB: win in 8 half-moves

# move score
1 Kb6 win in 7 half-moves
2 Kbb4 win in 7 half-moves
3 Kc6 win in 7 half-moves
4 Ka3 draw
5 Ka6 draw
6 Ra6 draw
7 Ra7 draw
8 Ra8 draw
9 Kab4 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Kc4 loss in 2 half-moves
12 Kc5 loss in 2 half-moves