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

EGTB: win in 4 half-moves

# move score
1 Rg7 win in 3 half-moves
2 Kg3 draw
3 Kg4 draw
4 Kg5 draw
5 Kg6 draw
6 Kg7 draw
7 Kg8 draw
8 Kh3 draw
9 Kh5 draw
10 Kh6 draw
11 Kh8 draw
12 Rc1 draw
13 Rc5 draw
14 Rc6 draw
15 Rc8 draw
16 Rd7 draw
17 Re7 draw
18 Rf7 draw
19 Ra7 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rc2 loss in 2 half-moves
22 Rc3 loss in 2 half-moves
23 Rc4 loss in 2 half-moves