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 Kd1 draw
3 Kd2 draw
4 Kd3 draw
5 Ke1 draw
6 Ke3 draw
7 Kf1 draw
8 Kf2 draw
9 Kf3 draw
10 Kf7 draw
11 Kf8 draw
12 Kh7 draw
13 Kh8 draw
14 Rc1 draw
15 Rc2 draw
16 Rc3 draw
17 Rc5 draw
18 Rc6 draw
19 Rd4 draw
20 Re4 draw
21 Rf4 draw
22 Rh4 draw
23 Kg7 loss in 2 half-moves
24 Ra4 loss in 2 half-moves
25 Rb4 loss in 2 half-moves
26 Rc7 loss in 2 half-moves
27 Rc8 loss in 2 half-moves