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