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

EGTB: win in 4 half-moves

# move score
1 Rg4 win in 3 half-moves
2 Kf2 draw
3 Kf3 draw
4 Kf4 draw
5 Kg1 draw
6 Kg4 draw
7 Kgg2 draw
8 Kgh2 draw
9 Kh3 draw
10 Kh4 draw
11 Khg2 draw
12 Khh2 draw
13 Rb6 draw
14 Rf6 draw
15 Rg5 draw
16 Rh6 draw
17 Ra6 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rg8 loss in 2 half-moves