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 Rb1 draw
3 Rb3 draw
4 Rb4 draw
5 Rb5 draw
6 Rc6 draw
7 Rd6 draw
8 Re6 draw
9 Rf6 draw
10 Rh6 draw
11 Kg2 loss in 2 half-moves
12 Kg3 loss in 2 half-moves
13 Kg4 loss in 2 half-moves
14 Kg7 loss in 2 half-moves
15 Kg8 loss in 2 half-moves
16 Kh2 loss in 2 half-moves
17 Kh4 loss in 2 half-moves
18 Kh7 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Rb8 loss in 2 half-moves