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 Ra3 draw
3 Rb3 draw
4 Rc3 draw
5 Rd3 draw
6 Re3 draw
7 Rf3 draw
8 Rg5 draw
9 Rg6 draw
10 Rg7 draw
11 Kf1 loss in 2 half-moves
12 Kf2 loss in 2 half-moves
13 Kg2 loss in 2 half-moves
14 Kh1 loss in 2 half-moves
15 Kh2 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh3 loss in 2 half-moves