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

EGTB: loss in 5 half-moves

# move score
1 b5 loss in 4 half-moves
2 Kc3 loss in 4 half-moves
3 Kc4 loss in 4 half-moves
4 Kd3 loss in 4 half-moves
5 Ke3 loss in 4 half-moves
6 Ke4 loss in 4 half-moves
7 Ke5 loss in 4 half-moves
8 Nb4 loss in 4 half-moves
9 Nc3 loss in 4 half-moves
10 Ne3 loss in 4 half-moves
11 Kc5 loss in 3 half-moves
12 Nc7 loss in 2 half-moves
13 Ne7 loss in 2 half-moves
14 Nf4 loss in 2 half-moves
15 Nf6 loss in 2 half-moves