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 Rb8 draw
3 Rc8 draw
4 Rd8 draw
5 Rg5 draw
6 Rg6 draw
7 Rg7 draw
8 Rh8 draw
9 Kf1 loss in 2 half-moves
10 Kf2 loss in 2 half-moves
11 Kg2 loss in 2 half-moves
12 Kh1 loss in 2 half-moves
13 Kh2 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rg3 loss in 2 half-moves