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

EGTB: draw

# move score
1 Ka4 draw
2 Ka6 draw
3 Kb4 draw
4 Kb5 draw
5 Kb6 draw
6 Nb6 draw
7 Nc3 draw
8 Nc7 draw
9 Ne3 draw
10 Ne7 draw
11 Nf4 draw
12 Nf6 draw
13 Nb4 loss in 22 half-moves