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

EGTB: win in 4 half-moves

# move score
1 Rg2 win in 3 half-moves
2 Rb6 draw
3 Rc6 draw
4 Rd6 draw
5 Re6 draw
6 Rg3 draw
7 Rg4 draw
8 Rg5 draw
9 Kf1 loss in 2 half-moves
10 Kf2 loss in 2 half-moves
11 Kgg2 loss in 2 half-moves
12 Kgh2 loss in 2 half-moves
13 Khg2 loss in 2 half-moves
14 Khh2 loss in 2 half-moves
15 Ra6 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