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

EGTB: win in 6 half-moves

# move score
1 Rb8 win in 5 half-moves
2 Kb6 win in 17 half-moves
3 Ka4 draw
4 Ka6 draw
5 Kb4 draw
6 Kb5 draw
7 Kb8 draw
8 Kd8 draw
9 Kb7 loss in 2 half-moves
10 Kc7 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Ra6 loss in 2 half-moves
13 Ra7 loss in 2 half-moves