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

EGTB: win in 2 half-moves

# move score
1 b5 win in 1 half-moves
2 Rb5 win in 1 half-moves
3 Rf7 win in 1 half-moves
4 Re7 draw
5 Rb6 loss in 10 half-moves
6 Rg7 loss in 4 half-moves
7 Ra7 loss in 2 half-moves
8 Rb8 loss in 2 half-moves
9 Rc7 loss in 2 half-moves
10 Rd7 loss in 2 half-moves
11 Rh7 loss in 2 half-moves