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 Rb8 win in 3 half-moves
3 Kc6 win in 11 half-moves
4 Kb7 draw
5 Kb8 draw
6 Ke8 draw
7 Ra8 draw
8 Kcd7 loss in 2 half-moves
9 Kd6 loss in 2 half-moves
10 Kdd7 loss in 2 half-moves
11 Ke7 loss in 2 half-moves