Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rg4 win in 3 half-moves
2 Kd2 win in 5 half-moves
3 Kd4 win in 5 half-moves
4 Kg4 win in 5 half-moves
5 Kc2 win in 7 half-moves
6 Kc4 win in 7 half-moves
7 Rg2 win in 7 half-moves
8 Kd3 win in 9 half-moves
9 Kb2 draw
10 Kb3 draw
11 Kb4 draw
12 Rg1 draw
13 Kf4 loss in 2 half-moves
14 Kf5 loss in 2 half-moves
15 Kf6 loss in 2 half-moves
16 Kg6 loss in 2 half-moves
17 Kh4 loss in 2 half-moves
18 Kh5 loss in 2 half-moves
19 Kh6 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Rf3 loss in 2 half-moves
23 Rh3 loss in 2 half-moves