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

EGTB: win in 4 half-moves

# move score
1 Rg6 win in 3 half-moves
2 K6g6 draw
3 K6g7 draw
4 K7g6 draw
5 K7g7 draw
6 Kg5 draw
7 Kg8 draw
8 Kh5 draw
9 Kh8 draw
10 Rc2 draw
11 Rc7 draw
12 Rc8 draw
13 Rd6 draw
14 Re6 draw
15 Rf6 draw
16 Ra6 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rc5 loss in 2 half-moves