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

EGTB: win in 6 half-moves

# move score
1 Kb7 win in 5 half-moves
2 Kb8 win in 9 half-moves
3 Ka6 draw
4 Kc7 draw
5 Kc8 draw
6 Kd7 draw
7 Ke8 draw
8 Rb8 draw
9 Kb6 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Rc8 loss in 2 half-moves