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 Ka5 draw
3 Ka6 draw
4 Ka7 draw
5 Kb2 draw
6 Kb3 draw
7 Kb4 draw
8 Kb5 draw
9 Kc2 draw
10 Kd2 draw
11 Kd3 draw
12 Ra1 draw
13 Ra2 draw
14 Ra3 draw
15 Ra6 draw
16 Ra8 draw
17 Rb4 draw
18 Rh4 draw
19 Kb7 loss in 2 half-moves
20 Kc4 loss in 2 half-moves
21 Kc5 loss in 2 half-moves
22 Kc6 loss in 2 half-moves
23 Kc7 loss in 2 half-moves
24 Kd4 loss in 2 half-moves
25 Ra5 loss in 2 half-moves
26 Ra7 loss in 2 half-moves
27 Rc4 loss in 2 half-moves
28 Rd4 loss in 2 half-moves
29 Re4 loss in 2 half-moves
30 Rf4 loss in 2 half-moves