[Event "It (open)"] [Site "masterchessopen.com – Seattle (USA)"] [Round "4"] [White "Hoeffler D"] [Black "Lapenna Richard"] [Result "1-0"] [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 b5 8.e5 dxe5 9.fxe5 Qc7 10.Qe2 Nfd7 11.O-O-O Qxe5 12.Qxe5 Nxe5 13.Ndxb5 f6 14.Nc7+ Kf7 15.Nxa8 Bb7 16.Bf4 Bc5 17.Bxe5 fxe5 18.Nc7 Rc8 19.Nxa6 Bxa6 20.Bxa6 Nxa6 21.Ne4 Be3+ 22.Kb1 Ke7 23.Rhf1 Nb4 24.Nd6 Rxc2 {#r} 1-0