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

EGTB: win in 4 half-moves

# move score
1 Rg5 win in 3 half-moves
2 Rg6 win in 3 half-moves
3 Rg8 win in 3 half-moves
4 K6g7 draw
5 K6h7 draw
6 K8g7 draw
7 K8h7 draw
8 Kg5 draw
9 Kg6 draw
10 Kg8 draw
11 Kh5 draw
12 Rc4 draw
13 Rd4 draw
14 Re4 draw
15 Rf4 draw
16 Rg7 draw
17 Rh4 draw
18 Ra4 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rg3 loss in 2 half-moves