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 Kc6 loss in 2 half-moves
3 Kc7 loss in 2 half-moves
4 Kc8 loss in 2 half-moves
5 Kd6 loss in 2 half-moves
6 Kd8 loss in 2 half-moves
7 Kde7 loss in 2 half-moves
8 Kde8 loss in 2 half-moves
9 Ke6 loss in 2 half-moves
10 Kf7 loss in 2 half-moves
11 Kfe7 loss in 2 half-moves
12 Kfe8 loss in 2 half-moves
13 Kg8 loss in 2 half-moves
14 Re7 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rg3 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh7 loss in 2 half-moves