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

EGTB: win in 4 half-moves

# move score
1 Rg5 win in 3 half-moves
2 Kf6 draw
3 Kf7 draw
4 Kg6 draw
5 Kh6 draw
6 Rb6 draw
7 Rb7 draw
8 Rb8 draw
9 Rd5 draw
10 Kf8 loss in 4 half-moves
11 Kg8 loss in 4 half-moves
12 Kh7 loss in 4 half-moves
13 Kh8 loss in 4 half-moves
14 Ra5 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rh5 loss in 2 half-moves
22 Rb4 loss in 1 half-moves