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

EGTB: win in 2 half-moves

# move score
1 Ra5 win in 1 half-moves
2 Rd6 win in 1 half-moves
3 Rf6 win in 1 half-moves
4 Rf8 win in 1 half-moves
5 R6a7 loss in 2 half-moves
6 R8a7 loss in 2 half-moves
7 Ra1 loss in 2 half-moves
8 Ra2 loss in 2 half-moves
9 Ra4 loss in 2 half-moves
10 Rb6 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh6 loss in 2 half-moves
20 Rh8 loss in 2 half-moves
21 Ra3 loss in 1 half-moves