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 Kg1 draw
3 Kg2 draw
4 Kg3 draw
5 Kh1 draw
6 Kh3 draw
7 Rg1 draw
8 Rg2 draw
9 Rg5 draw
10 Rg7 draw
11 Rh4 draw
12 Rb4 loss in 4 half-moves
13 Rf4 loss in 4 half-moves
14 Ra4 loss in 2 half-moves
15 Rg3 loss in 2 half-moves
16 Rg6 loss in 2 half-moves
17 Rc4 loss in 1 half-moves
18 Rd4 loss in 1 half-moves
19 Re4 loss in 1 half-moves