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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rf8 win in 1 half-moves
3 Rg1 win in 1 half-moves
4 Rg4 win in 1 half-moves
5 Rg5 win in 1 half-moves
6 Rg6 win in 1 half-moves
7 Ra8 loss in 2 half-moves
8 Rc8 loss in 2 half-moves
9 Rd8 loss in 2 half-moves
10 Rg2 loss in 2 half-moves
11 Rg3 loss in 2 half-moves
12 Kg7 loss in 1 half-moves
13 Kh7 loss in 1 half-moves
14 Re8 loss in 1 half-moves
15 Rg7 loss in 1 half-moves