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 Kd4 draw
3 Kd5 draw
4 Kd6 draw
5 Ke4 draw
6 Ke6 draw
7 Kf4 draw
8 Kf5 draw
9 Kf6 draw
10 Ra3 draw
11 Ra5 draw
12 Ra6 draw
13 Ra7 draw
14 Rb4 draw
15 Rf4 draw
16 Rh4 draw
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra8 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Re4 loss in 2 half-moves