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

EGTB: win in 2 half-moves

# move score
1 Rf3 win in 1 half-moves
2 b5 loss in 2 half-moves
3 Ra3 loss in 2 half-moves
4 Rb1 loss in 2 half-moves
5 Rb2 loss in 2 half-moves
6 Rc3 loss in 2 half-moves
7 Rd3 loss in 2 half-moves
8 Re3 loss in 2 half-moves
9 Rg3 loss in 2 half-moves
10 Rh3 loss in 2 half-moves