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 Kg6 draw
3 Kg8 draw
4 Kh6 draw
5 Kh7 draw
6 Kh8 draw
7 Ra3 draw
8 Rb3 draw
9 Rd3 draw
10 Re3 draw
11 Rf3 draw
12 Rg1 draw
13 Rg2 draw
14 Rg5 draw
15 Rg6 draw
16 Kf6 loss in 2 half-moves
17 Kf7 loss in 2 half-moves
18 Kf8 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rh3 loss in 2 half-moves