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 Kg5 draw
3 Kg6 draw
4 Kg7 draw
5 Rd8 draw
6 Re8 draw
7 Rf8 draw
8 Rg2 draw
9 Rg3 draw
10 Rh8 draw
11 Kh5 loss in 2 half-moves
12 Kh7 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves