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

EGTB: win in 2 half-moves

# move score
1 Rg5 win in 1 half-moves
2 Rg6 loss in 8 half-moves
3 Rg7 loss in 8 half-moves
4 Rg8 loss in 8 half-moves
5 Kf1 loss in 2 half-moves
6 Kf2 loss in 2 half-moves
7 Kg2 loss in 2 half-moves
8 Kh1 loss in 2 half-moves
9 Kh2 loss in 2 half-moves
10 Rb4 loss in 2 half-moves
11 Rf4 loss in 2 half-moves
12 Rg2 loss in 2 half-moves
13 Rg3 loss in 2 half-moves
14 Rh4 loss in 2 half-moves
15 Ra4 loss in 1 half-moves
16 Rc4 loss in 1 half-moves
17 Rd4 loss in 1 half-moves
18 Re4 loss in 1 half-moves