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

EGTB: win in 4 half-moves

# move score
1 Qa7 win in 3 half-moves
2 Nb4 loss in 2 half-moves
3 Nc5 loss in 2 half-moves
4 Qb7 loss in 2 half-moves
5 Qc6 loss in 2 half-moves
6 Qc8 loss in 2 half-moves
7 Qd5 loss in 2 half-moves
8 Qd8 loss in 2 half-moves
9 Qe4 loss in 2 half-moves
10 Qe8 loss in 2 half-moves
11 Qf3 loss in 2 half-moves
12 Qf8 loss in 2 half-moves
13 Qg2 loss in 2 half-moves
14 Qg8 loss in 2 half-moves
15 Qh1 loss in 2 half-moves
16 Nb8 loss in 1 half-moves
17 Nc7 loss in 1 half-moves
18 Qb8 loss in 1 half-moves
19 Qh8 loss in 1 half-moves