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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kc4 draw
3 Kd3 draw
4 Kd4 draw
5 Nb4 draw
6 Nb8 draw
7 Nc5 draw
8 Nc7 draw
9 Kb3 loss in 18 half-moves
10 Kb2 loss in 16 half-moves
11 Kd2 loss in 16 half-moves
12 Kc2 loss in 8 half-moves