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

EGTB: win in 2 half-moves

# move score
1 Kb7 win in 1 half-moves
2 Kdd7 draw
3 Ra8 draw
4 Rb8 draw
5 Kb6 loss in 2 half-moves
6 Kb8 loss in 2 half-moves
7 Kc6 loss in 2 half-moves
8 Kd6 loss in 2 half-moves
9 Kcd7 loss in 1 half-moves
10 Ke7 loss in 1 half-moves
11 Ke8 loss in 1 half-moves