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 Kg1 draw
3 Kh2 draw
4 Kh3 draw
5 Rg5 draw
6 Rg6 draw
7 Rg8 draw
8 Rh7 draw
9 Kh1 loss in 4 half-moves
10 Ra7 loss in 4 half-moves
11 Kf1 loss in 2 half-moves
12 Kf2 loss in 2 half-moves
13 Kf3 loss in 2 half-moves
14 Kg3 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Re7 loss in 1 half-moves