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 Rd6 win in 1 half-moves
3 Rf6 win in 1 half-moves
4 Ra1 loss in 2 half-moves
5 Ra2 loss in 2 half-moves
6 Ra3 loss in 2 half-moves
7 Ra4 loss in 2 half-moves
8 Ra5 loss in 2 half-moves
9 Ra7 loss in 2 half-moves
10 Ra8 loss in 2 half-moves
11 Rc6 loss in 2 half-moves
12 Re6 loss in 2 half-moves
13 Rg6 loss in 2 half-moves
14 Rh6 loss in 2 half-moves