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 Rb2 draw
3 Rc2 draw
4 Rg3 draw
5 Rg4 draw
6 Rg7 draw
7 Ra2 loss in 2 half-moves
8 Rd2 loss in 2 half-moves
9 Re2 loss in 2 half-moves
10 Rf2 loss in 2 half-moves
11 Rg1 loss in 2 half-moves
12 Rg5 loss in 2 half-moves
13 Rg6 loss in 2 half-moves
14 Rg8 loss in 2 half-moves
15 Rh2 loss in 2 half-moves