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

EGTB: win in 4 half-moves

# move score
1 Rg7 win in 3 half-moves
2 Ne2 loss in 2 half-moves
3 Nf3 loss in 2 half-moves
4 Nh3 loss in 2 half-moves
5 Ra7 loss in 2 half-moves
6 Rb1 loss in 2 half-moves
7 Rb2 loss in 2 half-moves
8 Rb3 loss in 2 half-moves
9 Rb4 loss in 2 half-moves
10 Rb5 loss in 2 half-moves
11 Rd7 loss in 2 half-moves
12 Re7 loss in 2 half-moves
13 Rf7 loss in 2 half-moves
14 Rh7 loss in 2 half-moves
15 Rb6 loss in 1 half-moves
16 Rb8 loss in 1 half-moves
17 Rc7 loss in 1 half-moves