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

EGTB: draw

# move score
1 Bb4 draw
2 Bb6 draw
3 Bc7 draw
4 Bd8 draw
5 Nb1 draw
6 Nb5 draw
7 Nd1 draw
8 Nd5 draw
9 Ne2 draw
10 Ne4 draw
11 Na2 loss in 1 half-moves
12 Na4 loss in 1 half-moves