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

EGTB: win in 4 half-moves

# move score
1 Kg4 win in 3 half-moves
2 Rg1 draw
3 Rg2 draw
4 Kd5 loss in 2 half-moves
5 Kd6 loss in 2 half-moves
6 Kd7 loss in 2 half-moves
7 Ke4 loss in 2 half-moves
8 Ke7 loss in 2 half-moves
9 Kee5 loss in 2 half-moves
10 Kef6 loss in 2 half-moves
11 Kf4 loss in 2 half-moves
12 Kf7 loss in 2 half-moves
13 Kfe5 loss in 2 half-moves
14 Kff6 loss in 2 half-moves
15 Kg6 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh5 loss in 2 half-moves