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 Kb6 draw
3 Kd6 draw
4 Ra7 draw
5 Rb5 draw
6 Rc7 draw
7 Rd7 draw
8 Kc5 loss in 8 half-moves
9 Rb3 loss in 8 half-moves
10 Rb4 loss in 8 half-moves
11 Rb8 loss in 8 half-moves
12 Kc7 loss in 6 half-moves
13 Rb6 loss in 6 half-moves
14 Kb5 loss in 4 half-moves
15 Kd5 loss in 4 half-moves
16 Kd7 loss in 4 half-moves
17 Rb1 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rh7 loss in 2 half-moves