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

EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kg4 draw
5 Kg5 draw
6 Kh2 draw
7 Kh4 draw
8 Kh6 draw
9 Rc1 draw
10 Rc2 draw
11 Rc3 draw
12 Rc7 draw
13 Rd8 draw
14 Re8 draw
15 Rf8 draw
16 Rh8 draw
17 Kg6 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rc5 loss in 2 half-moves
22 Rc6 loss in 2 half-moves