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 Kd4 win in 7 half-moves
3 Rd8 win in 11 half-moves
4 Ra5 win in 13 half-moves
5 Ra6 win in 13 half-moves
6 Ra7 win in 13 half-moves
7 Raa8 win in 13 half-moves
8 Rb4 win in 13 half-moves
9 Rb8 win in 13 half-moves
10 Rc8 win in 13 half-moves
11 Re3 win in 13 half-moves
12 Re5 win in 13 half-moves
13 Re6 win in 13 half-moves
14 Re7 win in 13 half-moves
15 Rea8 win in 13 half-moves
16 Kb4 win in 17 half-moves
17 Kb3 loss in 2 half-moves
18 Kb5 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Kc5 loss in 2 half-moves
21 Kd3 loss in 2 half-moves
22 Kd5 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Ra2 loss in 2 half-moves
25 Re1 loss in 2 half-moves
26 Re2 loss in 2 half-moves
27 Re4 loss in 2 half-moves
28 Rf8 loss in 2 half-moves
29 Rg8 loss in 2 half-moves
30 Rh8 loss in 2 half-moves