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

EGTB: win in 6 half-moves

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