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

EGTB: win in 2 half-moves

# move score
1 R8a4 win in 1 half-moves
2 R8a5 win in 1 half-moves
3 R8a6 win in 1 half-moves
4 R8a7 win in 1 half-moves
5 Rb8 win in 1 half-moves
6 Rc3 win in 1 half-moves
7 Rc8 win in 1 half-moves
8 Rd8 win in 1 half-moves
9 Rf8 win in 1 half-moves
10 Rg8 win in 1 half-moves
11 Rh8 win in 1 half-moves
12 Ra1 win in 3 half-moves
13 Rb3 win in 3 half-moves
14 Rg3 win in 3 half-moves
15 Rh3 win in 3 half-moves
16 R3a7 loss in 4 half-moves
17 R3a4 loss in 2 half-moves
18 R3a5 loss in 2 half-moves
19 R3a6 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Rd3 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Re8 loss in 1 half-moves