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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 K4c4 win in 5 half-moves
3 K5c4 win in 7 half-moves
4 K5c5 win in 7 half-moves
5 Kb6 win in 7 half-moves
6 Kc6 win in 7 half-moves
7 Ra5 win in 7 half-moves
8 K5a5 win in 9 half-moves
9 Ka6 win in 9 half-moves
10 K4a5 loss in 2 half-moves
11 K4c5 loss in 2 half-moves
12 Ka3 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Kc3 loss in 2 half-moves
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Ra8 loss in 2 half-moves