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 Kf1 draw
3 Kf2 draw
4 Kf3 draw
5 Kgg1 draw
6 Kgg3 draw
7 Kgh1 draw
8 Kgh3 draw
9 Khg1 draw
10 Khg3 draw
11 Khh1 draw
12 Khh3 draw
13 Rc5 draw
14 Rg4 draw
15 Rg6 draw
16 Rh5 draw
17 Ra5 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Rf5 loss in 2 half-moves
22 Rg7 loss in 2 half-moves
23 Rg8 loss in 2 half-moves