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

EGTB: win in 2 half-moves

# move score
1 Rg2 win in 1 half-moves
2 Rg3 draw
3 Kd1 loss in 2 half-moves
4 Kd2 loss in 2 half-moves
5 Ke2 loss in 2 half-moves
6 Ke4 loss in 2 half-moves
7 Ke5 loss in 2 half-moves
8 Ke6 loss in 2 half-moves
9 Kf1 loss in 2 half-moves
10 Kf2 loss in 2 half-moves
11 Kf4 loss in 2 half-moves
12 Kf6 loss in 2 half-moves
13 Kg6 loss in 2 half-moves
14 Rg1 loss in 2 half-moves
15 Rg6 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh5 loss in 2 half-moves
19 Kg4 loss in 1 half-moves
20 Rg4 loss in 1 half-moves