Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Kg5 draw
3 Kh7 draw
4 Rg1 draw
5 Rg2 draw
6 Rg3 draw
7 Rg5 draw
8 Rg6 draw
9 Rg7 draw
10 Kh5 loss in 2 half-moves
11 Ra4 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Kg6 loss in 1 half-moves
19 Kg7 loss in 1 half-moves