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

EGTB: win in 2 half-moves

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