[Event "Ch Switzerland"] [Site "masterchessopen.com – Zurich (Switzerland)"] [Round "0"] [White "Kunze"] [Black "Voneschen Jan (SUI)"] [Result "1-0"] [BlackElo "2117"] [ECO "B33"] [Opening "Sicilian: Open, 2...Nc6"] 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 e6 7.Be3 Be7 8.Qe2 Qc7 9.Bb3 a6 10.O-O-O b5 11.Nxc6 Qxc6 12.Rhe1 Bb7 13.Bd4 O-O 14.Nd5 Nxd5 15.exd5 Bg5+ 16.f4 Bxf4+ 17.Kb1 Qc7 18.Bxg7 e5 19.Bf6 Bc8 20.g3 {#r} 1-0