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

EGTB: win in 2 half-moves

# move score
1 Rd4 win in 1 half-moves
2 Rf4 win in 1 half-moves
3 Kg5 draw
4 Rg6 loss in 4 half-moves
5 Rg8 loss in 4 half-moves
6 a3 loss in 2 half-moves
7 Ke5 loss in 2 half-moves
8 Ke6 loss in 2 half-moves
9 Kf5 loss in 2 half-moves
10 Kf7 loss in 2 half-moves
11 Kg6 loss in 2 half-moves
12 Kg7 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rh4 loss in 2 half-moves
20 Ke7 loss in 1 half-moves
21 Rg1 loss in 1 half-moves
22 Rg5 loss in 1 half-moves