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 Ra6 draw
3 Rb1 draw
4 Rb2 draw
5 Rb3 draw
6 Rb4 draw
7 Re6 draw
8 Rf6 draw
9 Rh6 draw
10 K5g6 loss in 2 half-moves
11 K5h6 loss in 2 half-moves
12 K7g6 loss in 2 half-moves
13 K7h6 loss in 2 half-moves
14 Kg4 loss in 2 half-moves
15 Kg5 loss in 2 half-moves
16 Kg7 loss in 2 half-moves
17 Kg8 loss in 2 half-moves
18 Kh4 loss in 2 half-moves
19 Kh8 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Rc6 loss in 2 half-moves
24 Rd6 loss in 2 half-moves