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 Ka6 draw
3 Ka8 draw
4 Kb6 draw
5 Kb7 draw
6 Kb8 draw
7 Rb4 draw
8 Rc4 draw
9 Rd4 draw
10 Re4 draw
11 Rf4 draw
12 Rh4 draw
13 Ke1 loss in 1 half-moves
14 Ke2 loss in 1 half-moves
15 Ke3 loss in 1 half-moves
16 Kf1 loss in 1 half-moves
17 Kf3 loss in 1 half-moves
18 Kg1 loss in 1 half-moves
19 Kg2 loss in 1 half-moves
20 Kg3 loss in 1 half-moves
21 Ra1 loss in 1 half-moves
22 Ra2 loss in 1 half-moves
23 Ra3 loss in 1 half-moves
24 Ra5 loss in 1 half-moves
25 Ra6 loss in 1 half-moves