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 Kg5 draw
3 Ra8 draw
4 Rb8 draw
5 Rc8 draw
6 Rd8 draw
7 Rf8 draw
8 Rg1 draw
9 Rg2 draw
10 Rg5 draw
11 Rh8 draw
12 Kg6 loss in 20 half-moves
13 Kg7 loss in 14 half-moves
14 Ke5 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Kf5 loss in 2 half-moves
18 Kf7 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rg7 loss in 2 half-moves