[Event "C22"] [Site "Cleanchess.com "] [Round "822"] [White "Van Essen"] [Black "Duff"] [Result "1-0"] [ECO "C22"] [Opening "Centre Game: Paulsen Attack"] 1.e4 e5 2.d4 exd4 3.Qxd4 Nc6 4.Qe3 b6 5.Nc3 Bc5 6.Qg3 g6 7.Nd5 d6 8.Bg5 f6 9.Qc3 Ne5 10.b4 fxg5 11.bxc5 bxc5 12.Nf3 Nf7 13.Nxg5 Ngh6 14.Bb5+ Bd7 15.Ne6 Qc8 16.Qf6 Ng8 17.Qe7+ Nxe7 18.Nf6# 1-0