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

EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 Kd5 loss in 8 half-moves
3 Kf5 loss in 8 half-moves
4 Ra7 loss in 6 half-moves
5 Ra8 loss in 6 half-moves
6 Re6 loss in 6 half-moves
7 Kd6 loss in 4 half-moves
8 Ke6 loss in 4 half-moves
9 Kf6 loss in 4 half-moves
10 Ra4 loss in 4 half-moves
11 Ra5 loss in 4 half-moves
12 Kd4 loss in 2 half-moves
13 Ke4 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rh6 loss in 2 half-moves