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 Ke8 draw
3 Kf7 draw
4 Kfg7 draw
5 Kfg8 draw
6 Kh7 draw
7 Khg7 draw
8 Khg8 draw
9 Rd4 draw
10 Re4 draw
11 Rf4 draw
12 Rg5 draw
13 Rg6 draw
14 Rg8 draw
15 Rh4 draw
16 Ke7 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rc4 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