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

EGTB: win in 10 half-moves

# move score
1 Kb6 win in 9 half-moves
2 Kb7 win in 9 half-moves
3 Kb8 win in 9 half-moves
4 Rb8 win in 9 half-moves
5 Ka6 draw
6 Kd8 draw
7 Kf8 draw
8 Rc8 draw
9 Rd8 draw
10 Kd7 loss in 2 half-moves
11 Ke7 loss in 2 half-moves
12 Kf7 loss in 2 half-moves