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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Re1 loss in 8 half-moves
3 Rf1 loss in 6 half-moves
4 Ra1 loss in 4 half-moves
5 Nf2 loss in 2 half-moves
6 Ng3 loss in 2 half-moves
7 Rb1 loss in 2 half-moves
8 Rc1 loss in 2 half-moves
9 Rd1 loss in 2 half-moves
10 Rg2 loss in 2 half-moves
11 Rg3 loss in 2 half-moves
12 Rg7 loss in 2 half-moves
13 Rg8 loss in 2 half-moves
14 Rg5 loss in 1 half-moves
15 Rg6 loss in 1 half-moves