[Event "Mar del Plata"] [Site "Mar del Plata ARG"] [Round "9"] [White "Herman Pilnik"] [Black "Gideon Stahlberg"] [Result "1-0"] [ECO "D30"] [Opening "QGD: 3.Nf3 Nf6"] 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Nc3 Be7 5.Bg5 Nbd7 6.e3 O-O 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 Nd5 10.Bxe7 Qxe7 11.O-O Nxc3 12.Rxc3 e5 13.Qc2 exd4 14.Nxd4 Nf6 15.f3 c5 16.Ne2 Be6 17.e4 Bxc4 18.Rxc4 b6 19.Ng3 g6 20.f4 Rad8 21.e5 Nd5 22.Qe2 f5 23.Rcc1 Nb4 24.a3 Nc6 25.b4 Nd4 26.Qc4+ Ne6 27.Rfd1 Kg7 28.Ne2 Rd7 29.bxc5 Rxd1+ 30.Rxd1 Qxc5+ 31.Qxc5 Nxc5 32.Nc3 Ne6 33.g3 Rd8 34.Rxd8 Nxd8 35.Kf2 Kf7 36.Ke3 Ke6 37.Nb5 Nc6 38.Nd4+ Kd5 39.Nxc6 Kxc6 40.Kd4 a6 41.h3 h6 42.g4 fxg4 43.hxg4 Kd7 44.Kd5 h5 45.f5 h4 46.e6+ Kc7 47.fxg6 h3 48.e7 h2 49.e8=Q h1=Q+ 50.Qe4 Qd1+ 51.Ke6 Qd7+ 52.Kf6 Qd2 53.g7 {#r} 1-0