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

EGTB: win in 2 half-moves

# move score
1 Ke7 win in 1 half-moves
2 Ra3 win in 1 half-moves
3 Ra4 win in 1 half-moves
4 Ra5 win in 1 half-moves
5 Rc8 loss in 4 half-moves
6 Kc7 loss in 2 half-moves
7 Kc8 loss in 2 half-moves
8 Kd7 loss in 2 half-moves
9 Ra1 loss in 2 half-moves
10 Ra2 loss in 2 half-moves
11 Ra6 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Ke8 loss in 1 half-moves