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 Ka2 draw
3 Ka3 draw
4 Ka4 draw
5 Kb2 draw
6 Kb4 draw
7 Kb6 draw
8 Kb7 draw
9 Kb8 draw
10 Kc6 draw
11 Kc8 draw
12 Kd7 draw
13 Kd8 draw
14 Ra4 draw
15 Rb4 draw
16 Rh5 draw
17 Rh6 draw
18 Rh7 draw
19 Rh8 draw
20 Kc2 loss in 2 half-moves
21 Kc3 loss in 2 half-moves
22 Kc4 loss in 2 half-moves
23 Kd6 loss in 2 half-moves
24 Rc4 loss in 2 half-moves
25 Rd4 loss in 2 half-moves
26 Re4 loss in 2 half-moves
27 Rf4 loss in 2 half-moves
28 Rh1 loss in 2 half-moves
29 Rh2 loss in 2 half-moves
30 Rh3 loss in 2 half-moves