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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Kc1 draw
3 Kc2 draw
4 Kd2 draw
5 Ke2 draw
6 Kf6 draw
7 Kf7 draw
8 Kf8 draw
9 Kg6 draw
10 Kg8 draw
11 Kh6 draw
12 Kh7 draw
13 Kh8 draw
14 Re1 draw
15 Rf1 draw
16 Rg2 draw
17 Rg3 draw
18 Rg5 loss in 2 half-moves
19 Rg6 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 Ke1 loss in 1 half-moves