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

EGTB: win in 4 half-moves

# move score
1 Ra1 win in 3 half-moves
2 Ra4 win in 3 half-moves
3 Rd7 win in 3 half-moves
4 Kh6 win in 5 half-moves
5 Kh7 win in 5 half-moves
6 Kh8 win in 5 half-moves
7 Ra8 win in 5 half-moves
8 Kf8 loss in 4 half-moves
9 Kg8 loss in 4 half-moves
10 Kf6 loss in 2 half-moves
11 Kf7 loss in 2 half-moves
12 Kg6 loss in 2 half-moves
13 Ra2 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves