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

EGTB: win in 4 half-moves

# move score
1 Rg2 win in 3 half-moves
2 Kc7 draw
3 Kd5 draw
4 Kd7 draw
5 Ke5 draw
6 Ke6 draw
7 Ke7 draw
8 Kf1 draw
9 Kf2 draw
10 Kg2 draw
11 Kh1 draw
12 Kh2 draw
13 Rc2 draw
14 Rd1 draw
15 Re2 draw
16 Rf2 draw
17 Rh2 draw
18 Kc5 loss in 2 half-moves
19 Kc6 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rd3 loss in 2 half-moves
23 Rd4 loss in 2 half-moves
24 Rd5 loss in 2 half-moves