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

EGTB: win in 2 half-moves

# move score
1 b6 win in 1 half-moves
2 Rb6 win in 1 half-moves
3 Rd7 win in 1 half-moves
4 Rf7 win in 1 half-moves
5 Ra7 loss in 2 half-moves
6 Rb8 loss in 2 half-moves
7 Rc7 loss in 2 half-moves
8 Re7 loss in 2 half-moves
9 Rg7 loss in 2 half-moves
10 Rh7 loss in 2 half-moves