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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Rg8 win in 1 half-moves
3 Re1 draw
4 Kg2 loss in 10 half-moves
5 Ra1 loss in 10 half-moves
6 Rf1 loss in 10 half-moves
7 Ke1 loss in 2 half-moves
8 Ke2 loss in 2 half-moves
9 Ke3 loss in 2 half-moves
10 Kf1 loss in 2 half-moves
11 Kf3 loss in 2 half-moves
12 Kg3 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rc1 loss in 2 half-moves
15 Rd1 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 Rh1 loss in 2 half-moves
20 Rg5 loss in 1 half-moves
21 Rg6 loss in 1 half-moves