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

EGTB: win in 10 half-moves

# move score
1 Rg2 win in 9 half-moves
2 Rb4 draw
3 Kd1 loss in 2 half-moves
4 Kd2 loss in 2 half-moves
5 Kd3 loss in 2 half-moves
6 Ke1 loss in 2 half-moves
7 Ke3 loss in 2 half-moves
8 Kf1 loss in 2 half-moves
9 Kf2 loss in 2 half-moves
10 Kf3 loss in 2 half-moves
11 Kf5 loss in 2 half-moves
12 Kf6 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Kg5 loss in 2 half-moves
15 Kg7 loss in 2 half-moves
16 Kh5 loss in 2 half-moves
17 Kh6 loss in 2 half-moves
18 Kh7 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rg3 loss in 2 half-moves
26 Rg5 loss in 2 half-moves
27 Rh4 loss in 2 half-moves