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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 g6 win in 5 half-moves
3 Rh1 win in 7 half-moves
4 Re1 win in 9 half-moves
5 Rf1 win in 9 half-moves
6 Rg2 win in 9 half-moves
7 Ra1 loss in 2 half-moves
8 Rc1 loss in 2 half-moves
9 Rd1 loss in 2 half-moves
10 Rg3 loss in 2 half-moves
11 Rg4 loss in 2 half-moves