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 Kf1 draw
3 Kf2 draw
4 Kf3 draw
5 Kg1 draw
6 Kg3 draw
7 Kh1 draw
8 Kh2 draw
9 Kh3 draw
10 Ra8 draw
11 Re8 draw
12 Rf8 draw
13 Rg3 draw
14 Rg5 draw
15 Rg6 draw
16 Rg7 draw
17 Rh8 draw
18 Rb8 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd8 loss in 2 half-moves