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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Kg6 loss in 18 half-moves
3 Rh5 loss in 18 half-moves
4 Ke6 loss in 10 half-moves
5 Kf5 loss in 10 half-moves
6 Rf7 loss in 10 half-moves
7 Kg5 loss in 8 half-moves
8 Ke5 loss in 6 half-moves
9 Kg7 loss in 6 half-moves
10 Rh8 loss in 6 half-moves
11 Ke7 loss in 4 half-moves
12 Kf7 loss in 4 half-moves
13 Rh4 loss in 4 half-moves
14 Rh6 loss in 4 half-moves
15 Rb7 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 Rh2 loss in 2 half-moves
22 Rh3 loss in 2 half-moves