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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Kg2 loss in 12 half-moves
3 Re1 loss in 10 half-moves
4 Rg1 loss in 10 half-moves
5 Kg3 loss in 8 half-moves
6 Kg1 loss in 6 half-moves
7 Kh3 loss in 4 half-moves
8 Rb1 loss in 2 half-moves
9 Rc1 loss in 2 half-moves
10 Rd1 loss in 2 half-moves
11 Rf1 loss in 2 half-moves