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 Kd3 draw
3 Kd4 draw
4 Ke4 draw
5 Kf3 draw
6 Kf4 draw
7 Rd4 draw
8 Re4 draw
9 Rf4 draw
10 Rh2 draw
11 Rh3 draw
12 Ke2 loss in 6 half-moves
13 Kf2 loss in 6 half-moves
14 Rh1 loss in 6 half-moves
15 Kd2 loss in 4 half-moves
16 Rh6 loss in 4 half-moves
17 Ra4 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rh7 loss in 2 half-moves
21 Rh8 loss in 2 half-moves
22 Rh5 loss in 1 half-moves