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

EGTB: win in 2 half-moves

# move score
1 Rg5 win in 1 half-moves
2 Rb6 loss in 4 half-moves
3 Rb8 loss in 4 half-moves
4 Ra5 loss in 2 half-moves
5 Rb7 loss in 2 half-moves
6 Rc5 loss in 2 half-moves
7 Rd5 loss in 2 half-moves
8 Re5 loss in 2 half-moves
9 Rf5 loss in 2 half-moves
10 Rh5 loss in 2 half-moves