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

EGTB: draw

# move score
1 Ka2 draw
2 Ka3 draw
3 Ka4 draw
4 Kb2 draw
5 Kb4 draw
6 Kc2 draw
7 Kc3 draw
8 Kc4 draw
9 Na3 draw
10 Nc3 draw
11 Nc7 draw
12 Nd6 draw
13 Na7 loss in 20 half-moves
14 Nd4 loss in 20 half-moves