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 Kd6 loss in 2 half-moves
3 Kd7 loss in 2 half-moves
4 Kef7 loss in 2 half-moves
5 Kf6 loss in 2 half-moves
6 Kf8 loss in 2 half-moves
7 Kg7 loss in 2 half-moves
8 Kgf7 loss in 2 half-moves
9 Kh7 loss in 2 half-moves
10 Kh8 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rh7 loss in 2 half-moves
18 Kd5 loss in 1 half-moves
19 Ke5 loss in 1 half-moves
20 Kf5 loss in 1 half-moves