[Event "It (open) \"] [Site "masterchessopen.com ? Berlin (Germany)"] [Date "2011.08.13"] [Round "1"] [White "Schmidt Juergen (GER)"] [Black "Stiefel Marika"] [Result "1-0"] [WhiteElo "2023"] [BlackElo "1772"] [ECO "B28"] [Opening "Sicilian: O'Kelly, 3.d4 cxd4 4.Nxd4"] 1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 e5 7.Nf5 Ne7 8.Nd6# 1-0