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

EGTB: win in 4 half-moves

# move score
1 Kh2 win in 3 half-moves
2 Rg3 draw
3 Ke1 loss in 2 half-moves
4 Ke2 loss in 2 half-moves
5 Kf2 loss in 2 half-moves
6 Kfg2 loss in 2 half-moves
7 Khg2 loss in 2 half-moves
8 Rg2 loss in 2 half-moves
9 Rg4 loss in 2 half-moves
10 Rg5 loss in 2 half-moves
11 Rg6 loss in 2 half-moves
12 Rg7 loss in 2 half-moves
13 Rg8 loss in 2 half-moves