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 Kf5 draw
3 Kf6 draw
4 Kf7 draw
5 Kg1 draw
6 Kg2 draw
7 Kg5 draw
8 Kg7 draw
9 Kh2 draw
10 Kh5 draw
11 Kh6 draw
12 Kh7 draw
13 Rc3 draw
14 Rd3 draw
15 Re3 draw
16 Rf3 draw
17 Rg4 draw
18 Rh3 draw
19 Ra3 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rg2 loss in 2 half-moves