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 Kf2 draw
4 Kf3 draw
5 Kf4 draw
6 Ra1 draw
7 Ra2 draw
8 Rb4 draw
9 Kd2 loss in 4 half-moves
10 Kd4 loss in 4 half-moves
11 Ke2 loss in 4 half-moves
12 Ke4 loss in 4 half-moves
13 Ra3 loss in 4 half-moves
14 Ra5 loss in 4 half-moves
15 Ra6 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves