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

EGTB: win in 2 half-moves

# move score
1 b7 win in 1 half-moves
2 Rd3 draw
3 Rf3 draw
4 Rh3 draw
5 Ra3 loss in 2 half-moves
6 Rb1 loss in 2 half-moves
7 Rb2 loss in 2 half-moves
8 Rb4 loss in 2 half-moves
9 Rc3 loss in 2 half-moves
10 Re3 loss in 2 half-moves
11 Rg3 loss in 2 half-moves
12 Rb5 loss in 1 half-moves