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