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 Ke4 win in 5 half-moves
3 Ke5 win in 5 half-moves
4 Kf6 draw
5 Re2 draw
6 Rf2 draw
7 Rg1 draw
8 Rg5 draw
9 Rh2 draw
10 Kf4 loss in 8 half-moves
11 Kg4 loss in 4 half-moves
12 Kg5 loss in 4 half-moves
13 Kg6 loss in 4 half-moves
14 Ke6 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Rd2 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rg8 loss in 2 half-moves