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

EGTB: win in 10 half-moves

# move score
1 b3 win in 9 half-moves
2 Ka5 win in 9 half-moves
3 Kb5 win in 9 half-moves
4 Kb8 win in 9 half-moves
5 Kc8 win in 9 half-moves
6 Kcb7 win in 9 half-moves
7 Kd6 win in 9 half-moves
8 Kd7 win in 9 half-moves
9 Nd4 win in 9 half-moves
10 Nd8 win in 9 half-moves
11 Kd8 win in 11 half-moves
12 Kab6 win in 13 half-moves
13 Na5 win in 13 half-moves
14 Na7 win in 13 half-moves
15 Nb8 win in 13 half-moves
16 Ka7 loss in 4 half-moves
17 Kab7 loss in 3 half-moves
18 Kcb6 loss in 3 half-moves
19 Ne5 loss in 2 half-moves
20 Ne7 loss in 2 half-moves