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

EGTB: win in 20 half-moves

# move score
1 Rg1 win in 19 half-moves
2 Rc4 draw
3 Rg8 draw
4 Kd1 loss in 2 half-moves
5 Kd2 loss in 2 half-moves
6 Ke2 loss in 2 half-moves
7 Kf1 loss in 2 half-moves
8 Kf2 loss in 2 half-moves
9 Kg3 loss in 2 half-moves
10 Kg5 loss in 2 half-moves
11 Kh3 loss in 2 half-moves
12 Kh5 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rd4 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rg7 loss in 2 half-moves