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

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Ra4 draw
3 Rb4 draw
4 Kf1 loss in 2 half-moves
5 Kf2 loss in 2 half-moves
6 Kg3 loss in 2 half-moves
7 Kgg2 loss in 2 half-moves
8 Kgh1 loss in 2 half-moves
9 Kh3 loss in 2 half-moves
10 Khg2 loss in 2 half-moves
11 Khh1 loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Re4 loss in 2 half-moves
15 Rf4 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rg6 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh4 loss in 2 half-moves