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 K7f7 draw
3 K7f8 draw
4 K7h7 draw
5 K7h8 draw
6 K8f7 draw
7 K8f8 draw
8 K8h7 draw
9 K8h8 draw
10 Kf6 draw
11 Kg6 draw
12 Kh6 draw
13 Rc4 draw
14 Rg5 draw
15 Rh4 draw
16 Ra4 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rg2 loss in 2 half-moves
23 Rg3 loss in 2 half-moves