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

EGTB: win in 4 half-moves

# move score
1 Qa4 win in 3 half-moves
2 Qa8 win in 3 half-moves
3 Qb8 draw
4 b5 loss in 2 half-moves
5 Qb5 loss in 2 half-moves
6 Qc6 loss in 2 half-moves
7 Qc8 loss in 2 half-moves
8 Qd7 loss in 2 half-moves
9 Qd8 loss in 2 half-moves
10 Qe1 loss in 2 half-moves
11 Qe2 loss in 2 half-moves
12 Qe3 loss in 2 half-moves
13 Qe4 loss in 2 half-moves
14 Qe5 loss in 2 half-moves
15 Qe6 loss in 2 half-moves
16 Qe7 loss in 2 half-moves
17 Qf7 loss in 2 half-moves
18 Qg6 loss in 2 half-moves
19 Qg8 loss in 2 half-moves
20 Qh5 loss in 2 half-moves
21 Qh8 loss in 2 half-moves
22 Qf8 loss in 1 half-moves