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

EGTB: win in 4 half-moves

# move score
1 Rg3 win in 3 half-moves
2 Ra6 draw
3 Rc6 draw
4 Rd6 draw
5 Re6 draw
6 Rg7 draw
7 Rg8 draw
8 Kf1 loss in 2 half-moves
9 Kf2 loss in 2 half-moves
10 Kf3 loss in 2 half-moves
11 Kgg1 loss in 2 half-moves
12 Kgg3 loss in 2 half-moves
13 Kgh1 loss in 2 half-moves
14 Kgh3 loss in 2 half-moves
15 Khg1 loss in 2 half-moves
16 Khg3 loss in 2 half-moves
17 Khh1 loss in 2 half-moves
18 Khh3 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rg5 loss in 2 half-moves
23 Rh6 loss in 2 half-moves