[Event "Ch BZM (juniors) (under 17)"] [Site "masterchessopen.com – Osterode (Germany)"] [Round "0"] [White "Lehn Stefan"] [Black "Schnelle S"] [Result "1-0"] [ECO "D31"] [Opening "QGD: 3.Nc3 Bb4"] 1.d4 d5 2.c4 e6 3.Nc3 Bb4 4.Nf3 Nf6 5.Bg5 O-O 6.e3 c6 7.cxd5 Qa5 8.Qc2 e5 9.Bxf6 Nd7 10.Bxe5 g6 11.dxc6 bxc6 12.a3 Be7 13.b4 Qb6 14.Qe4 Nb8 15.Qf4 a5 16.Qh6 f6 17.Ng5 axb4 18.Qxh7# 1-0