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

EGTB: win in 2 half-moves

# move score
1 Qb7 win in 1 half-moves
2 Qb8 win in 1 half-moves
3 Qg2 win in 1 half-moves
4 Qg7 win in 1 half-moves
5 Qh8 win in 1 half-moves
6 Qa1 loss in 2 half-moves
7 Qa2 loss in 2 half-moves
8 Qa3 loss in 2 half-moves
9 Qb1 loss in 2 half-moves
10 Qb3 loss in 2 half-moves
11 Qb4 loss in 2 half-moves
12 Qb5 loss in 2 half-moves
13 Qb6 loss in 2 half-moves
14 Qc1 loss in 2 half-moves
15 Qc2 loss in 2 half-moves
16 Qc3 loss in 2 half-moves
17 Qd2 loss in 2 half-moves
18 Qd4 loss in 2 half-moves
19 Qe2 loss in 2 half-moves
20 Qe5 loss in 2 half-moves
21 Qf2 loss in 2 half-moves
22 Qf6 loss in 2 half-moves
23 Qh2 loss in 2 half-moves