[Event "Olympiad"] [Site "masterchessopen.com Munich (Germany)"] [Round "8"] [White "Sterner Olaf"] [Black "Oliveira Paredes Sonia"] [Result "1-0"] [BlackElo "2230"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 Qc7 9.O-O-O Nc6 10.Nb3 Bd7 11.Bd3 O-O-O 12.Bh4 Rhe8 13.Rhe1 Nb4 14.Bf2 e5 15.h3 Be6 16.Kb1 Nd7 17.f5 Bxb3 18.cxb3 Nxd3 19.Rxd3 Nc5 20.Nd5 Nxd3 21.Nxc7 Nxe1 22.Qc3 {#r} 1-0