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

EGTB: draw

# move score
1 Qa2 draw
2 b6 loss in 2 half-moves
3 Qa1 loss in 2 half-moves
4 Qa3 loss in 2 half-moves
5 Qa4 loss in 2 half-moves
6 Qa6 loss in 2 half-moves
7 Qa7 loss in 2 half-moves
8 Qa8 loss in 2 half-moves
9 Qb4 loss in 2 half-moves
10 Qb6 loss in 2 half-moves
11 Qc7 loss in 2 half-moves
12 Qd2 loss in 2 half-moves
13 Qd8 loss in 2 half-moves
14 Qe1 loss in 2 half-moves
15 Qc3 loss in 1 half-moves