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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Kd6 draw
3 Kd7 draw
4 Ke6 draw
5 Ra2 draw
6 Ra3 draw
7 Ra7 draw
8 Ra8 draw
9 Re4 draw
10 Rf4 draw
11 Kd8 loss in 12 half-moves
12 Ke8 loss in 12 half-moves
13 Kf6 loss in 2 half-moves
14 Kf7 loss in 2 half-moves
15 Kf8 loss in 2 half-moves
16 Ra1 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves