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 Re8 win in 1 half-moves
3 Rg4 win in 1 half-moves
4 Rb8 loss in 2 half-moves
5 Rd8 loss in 2 half-moves
6 Rf8 loss in 2 half-moves
7 Rg1 loss in 2 half-moves
8 Rg2 loss in 2 half-moves
9 Rg3 loss in 2 half-moves
10 Rg5 loss in 2 half-moves
11 Rg6 loss in 2 half-moves
12 Rg7 loss in 2 half-moves
13 Rh8 loss in 2 half-moves
14 Ra8 loss in 1 half-moves
15 Rc8 loss in 1 half-moves