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

EGTB: win in 4 half-moves

# move score
1 Nb4 win in 3 half-moves
2 Nc1 draw
3 Nc3 draw
4 c8=K loss in 14 half-moves
5 c8=R loss in 8 half-moves
6 c8=N loss in 4 half-moves
7 c8=B loss in 2 half-moves
8 c8=Q loss in 2 half-moves