Alois Nichtawitz, harmonie-aktiv 2015
Position: 6K1/1B1Qp3/4pkNN/1p2b1nP/1qp5/7p/8/8 w - - 0 1
 
mate in 4

Black: e7, e6, Kf6, b5, Be5, Ng5, Qb4, c4, h3
White: Kg8, Bb7, Qd7, Ng6, Nh6, h5
Solution: 
Click to see solution below