Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rg4 win in 3 half-moves
2 K3g2 draw
3 Ra6 draw
4 Rb6 draw
5 Rc6 draw
6 Rd6 draw
7 Rg5 draw
8 Kf1 loss in 2 half-moves
9 Kf3 loss in 2 half-moves
10 Kf4 loss in 2 half-moves
11 Kg4 loss in 2 half-moves
12 Kh1 loss in 2 half-moves
13 Kh3 loss in 2 half-moves
14 Kh4 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh6 loss in 2 half-moves
20 K1f2 loss in 1 half-moves
21 K1g2 loss in 1 half-moves
22 K1h2 loss in 1 half-moves
23 K3f2 loss in 1 half-moves
24 K3h2 loss in 1 half-moves