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

EGTB: win in 4 half-moves

# move score
1 Kg3 win in 3 half-moves
2 Rg5 draw
3 Rg6 draw
4 Rg7 draw
5 Kd1 loss in 2 half-moves
6 Kd2 loss in 2 half-moves
7 Ke3 loss in 2 half-moves
8 Kee2 loss in 2 half-moves
9 Kef1 loss in 2 half-moves
10 Kf3 loss in 2 half-moves
11 Kfe2 loss in 2 half-moves
12 Kff1 loss in 2 half-moves
13 Kg1 loss in 2 half-moves
14 Rg1 loss in 2 half-moves
15 Rg3 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh2 loss in 2 half-moves