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

EGTB: win in 2 half-moves

# move score
1 Kd1 win in 1 half-moves
2 Ra4 win in 1 half-moves
3 Ra5 win in 1 half-moves
4 Ra6 win in 1 half-moves
5 Ra7 win in 1 half-moves
6 Ra8 win in 1 half-moves
7 Kb1 loss in 1 half-moves
8 Kb2 loss in 1 half-moves
9 Kc2 loss in 1 half-moves
10 Kd2 loss in 1 half-moves
11 Ra2 loss in 1 half-moves
12 Ra3 loss in 1 half-moves
13 Rb1 loss in 1 half-moves