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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Ra2 win in 3 half-moves
3 Kd1 win in 5 half-moves
4 Ra7 win in 5 half-moves
5 Ra8 win in 5 half-moves
6 Ka2 loss in 2 half-moves
7 Kbb2 loss in 2 half-moves
8 Kbc2 loss in 2 half-moves
9 Kcb2 loss in 2 half-moves
10 Kcc2 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves