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 Ra8 draw
3 Rb8 draw
4 Rg2 draw
5 Rg3 draw
6 Rg5 draw
7 Rg6 draw
8 Rg7 draw
9 Rh8 draw
10 Kh3 loss in 4 half-moves
11 Kg1 loss in 2 half-moves
12 Kh1 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Kg2 loss in 1 half-moves
19 Kg3 loss in 1 half-moves