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

EGTB: win in 2 half-moves

# move score
1 Rh8 win in 1 half-moves
2 Kg2 draw
3 Kh2 draw
4 Rh2 draw
5 Rh1 loss in 18 half-moves
6 Rh3 loss in 12 half-moves
7 Kh1 loss in 10 half-moves
8 Rg7 loss in 10 half-moves
9 Kf1 loss in 6 half-moves
10 Kf2 loss in 6 half-moves
11 Ra7 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rh4 loss in 2 half-moves
14 Rh5 loss in 2 half-moves
15 Rh6 loss in 2 half-moves
16 Rc7 loss in 1 half-moves
17 Rd7 loss in 1 half-moves
18 Re7 loss in 1 half-moves
19 Rf7 loss in 1 half-moves