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 Kc7 draw
4 Kd7 draw
5 Ra7 draw
6 Rb8 draw
7 Kd8 loss in 12 half-moves
8 Ra2 loss in 12 half-moves
9 Ra6 loss in 6 half-moves
10 Ra1 loss in 2 half-moves
11 Ra3 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Ra5 loss in 1 half-moves