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 Kd8 win in 15 half-moves
3 Kb5 win in 21 half-moves
4 Rb8 win in 21 half-moves
5 Ka4 win in 25 half-moves
6 Kb4 win in 25 half-moves
7 Rc8 win in 31 half-moves
8 Ka6 win in 35 half-moves
9 Rd8 win in 35 half-moves
10 Kf7 draw
11 Kf8 draw
12 Kd7 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Ra7 loss in 2 half-moves