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 Rg5 win in 3 half-moves
3 Rg6 win in 3 half-moves
4 Rb7 draw
5 Rd7 draw
6 Re7 draw
7 Rf7 draw
8 Kf2 loss in 2 half-moves
9 Kf3 loss in 2 half-moves
10 Kf4 loss in 2 half-moves
11 Kg2 loss in 2 half-moves
12 Kg5 loss in 2 half-moves
13 Kg6 loss in 2 half-moves
14 Kgg4 loss in 2 half-moves
15 Kgh4 loss in 2 half-moves
16 Kh2 loss in 2 half-moves
17 Kh3 loss in 2 half-moves
18 Kh6 loss in 2 half-moves
19 Khg4 loss in 2 half-moves
20 Khh4 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Rc7 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh7 loss in 2 half-moves