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 Kf1 draw
3 Kf2 draw
4 Kf3 draw
5 Kg1 draw
6 Kg3 draw
7 Kh1 draw
8 Kh2 draw
9 Kh3 draw
10 Rf4 draw
11 Rg3 draw
12 Rg5 draw
13 Rg6 draw
14 Rg7 draw
15 Rh4 draw
16 Rd4 loss in 4 half-moves
17 Re4 loss in 4 half-moves
18 Ra4 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rb4 loss in 1 half-moves