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 Kd1 draw
3 Kd2 draw
4 Kd3 draw
5 Ke1 draw
6 Ke3 draw
7 Kf1 draw
8 Kf2 draw
9 Kf3 draw
10 Ra1 draw
11 Ra2 draw
12 Ra5 draw
13 Ra6 draw
14 Ra7 draw
15 Rb4 draw
16 Rc4 draw
17 Re4 draw
18 Rf4 draw
19 Rh4 draw
20 Ra3 loss in 2 half-moves
21 Ra8 loss in 2 half-moves
22 Rd4 loss in 2 half-moves