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

EGTB: win in 4 half-moves

# move score
1 K8g7 win in 3 half-moves
2 K6g7 draw
3 Kg6 draw
4 Rg2 draw
5 Rg3 draw
6 Rg4 draw
7 K6e7 loss in 2 half-moves
8 K6f7 loss in 2 half-moves
9 K8e7 loss in 2 half-moves
10 K8f7 loss in 2 half-moves
11 Ke5 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Ke8 loss in 2 half-moves
14 Kf5 loss in 2 half-moves
15 Kg5 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh8 loss in 2 half-moves