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

EGTB: loss in 4 half-moves

# move score
1 Nb5 loss in 3 half-moves
2 b5 loss in 2 half-moves
3 Ka5 loss in 2 half-moves
4 Ka7 loss in 2 half-moves
5 Kab5 loss in 2 half-moves
6 Kab7 loss in 2 half-moves
7 Kc5 loss in 2 half-moves
8 Kc7 loss in 2 half-moves
9 Kcb5 loss in 2 half-moves
10 Kcb7 loss in 2 half-moves
11 Kd5 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Nc2 loss in 2 half-moves
15 Nc4 loss in 2 half-moves
16 Nb1 loss in 1 half-moves