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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Rg1 draw
3 Rg2 draw
4 Ke1 loss in 2 half-moves
5 Ke2 loss in 2 half-moves
6 Kf2 loss in 2 half-moves
7 Kg1 loss in 2 half-moves
8 Kg2 loss in 2 half-moves
9 Ra4 loss in 2 half-moves
10 Re4 loss in 2 half-moves
11 Rf4 loss in 2 half-moves
12 Rg3 loss in 2 half-moves
13 Rg5 loss in 2 half-moves
14 Rg6 loss in 2 half-moves
15 Rg7 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Rb4 loss in 1 half-moves
18 Rc4 loss in 1 half-moves
19 Rd4 loss in 1 half-moves