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 Kf3 draw
3 Kf4 draw
4 Ra1 draw
5 Ra2 draw
6 Ra3 draw
7 Re4 draw
8 Kd2 loss in 2 half-moves
9 Kd3 loss in 2 half-moves
10 Kd4 loss in 2 half-moves
11 Ke2 loss in 2 half-moves
12 Kf2 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves
22 Ke4 loss in 1 half-moves