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

EGTB: win in 4 half-moves

# move score
1 Rg7 win in 3 half-moves
2 Rg5 win in 7 half-moves
3 Rg6 win in 7 half-moves
4 Rg8 win in 7 half-moves
5 Kc7 draw
6 Kc8 draw
7 Kd7 draw
8 Ke7 draw
9 Ke8 draw
10 Kg7 draw
11 Kg8 draw
12 Kh7 draw
13 Ra4 draw
14 Re4 draw
15 Rf4 draw
16 Rh4 draw
17 Rb4 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rd4 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