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

EGTB: win in 12 half-moves

# move score
1 Kb5 win in 11 half-moves
2 Kb6 win in 11 half-moves
3 Nb6 win in 11 half-moves
4 Nc7 win in 11 half-moves
5 Kb4 draw
6 Ka4 loss in 8 half-moves
7 Ka6 loss in 8 half-moves