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

EGTB: win in 2 half-moves

# move score
1 Ra6 win in 1 half-moves
2 Ra1 win in 3 half-moves
3 Ra2 win in 3 half-moves
4 Ra8 win in 3 half-moves
5 Ka4 loss in 2 half-moves
6 Kb4 loss in 2 half-moves
7 Kc4 loss in 2 half-moves
8 Kc5 loss in 2 half-moves
9 Ra3 loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Ra7 loss in 2 half-moves
12 Ka6 loss in 1 half-moves
13 Kb6 loss in 1 half-moves
14 Kc6 loss in 1 half-moves