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 Kb8 draw
3 Kd7 draw
4 Kd8 draw
5 Ra1 draw
6 Ra2 draw
7 Ra3 draw
8 Ra4 draw
9 Ra5 draw
10 Ra6 draw
11 Rb8 draw
12 Kc7 loss in 2 half-moves
13 Ra7 loss in 2 half-moves