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 Ra6 draw
3 Rb6 draw
4 Rc6 draw
5 Rd6 draw
6 Re6 draw
7 Rf6 draw
8 Rg2 draw
9 Rg3 draw
10 Kg5 loss in 2 half-moves
11 Kg7 loss in 2 half-moves
12 Kh5 loss in 2 half-moves
13 Kh7 loss in 2 half-moves
14 Rg1 loss in 2 half-moves
15 Rg5 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rg8 loss in 2 half-moves