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 Ka5 draw
4 Ka6 draw
5 Ka7 draw
6 Kb2 draw
7 Kb3 draw
8 Kb4 draw
9 Kb5 draw
10 Kb7 draw
11 Ra8 draw
12 Rb4 draw
13 Rc4 draw
14 Rd4 draw
15 Rf4 draw
16 Ra6 loss in 4 half-moves
17 Kc5 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Kc7 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Rh4 loss in 2 half-moves