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

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Kc7 loss in 2 half-moves
3 Kc8 loss in 2 half-moves
4 Kd7 loss in 2 half-moves
5 Ke7 loss in 2 half-moves
6 Ke8 loss in 2 half-moves
7 Ra7 loss in 2 half-moves
8 Rb6 loss in 2 half-moves
9 Rb8 loss in 2 half-moves
10 Rc7 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 Rb1 loss in 1 half-moves
16 Rb2 loss in 1 half-moves
17 Rb3 loss in 1 half-moves
18 Rb4 loss in 1 half-moves
19 Rb5 loss in 1 half-moves