[Event "BRA/CXEB50/Sf  4 (BRA)"]
[Site "ICCF"]
[Date "2020.10.31"]
[Round "-"]
[White "Gonzalez, Bolívar Ribeiro"]
[Black "Derling, Payaspati Gopal"]
[Result "1/2-1/2"]
[WhiteElo "2307"]
[BlackElo "2232"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 
6.Be3 e5 7.Nb3 Be7 8.f3 Be6 9.Qd2 h5 10.Nd5 Nxd5 
11.exd5 Bf5 12.Be2 Bh4+ 13.g3 Be7 14.O-O-O a5 15.Bd3 Bd7 
16.Qe1 a4 17.Nd2 a3 18.b3 O-O 19.Nc4 Ra6 20.h3 b5 
21.Nd2 Ra8 22.g4 Qa5 23.Ne4 Qxe1 24.Rhxe1 Na6 25.Be2 h4 
26.c3 Rab8 27.Rg1 f5 28.gxf5 Bxf5 29.b4 Rbc8 30.Kd2 Nc7 
31.Bh6 Rf7 32.Bg5 Bxg5+ 33.Rxg5 Bxe4 34.fxe4 Ne8 35.Bg4 Nf6 
36.Bf5 Rc4 37.Re1 Kf8 38.Bg6 Rfc7 39.Re3 Ke7 40.Rg2 Kd8 
41.Rg1 Ke7 42.Rb1 Kd8 43.Rf1 Kd7 44.Rb1 Kd8 45.Rb3 Ra7 
46.Kd3 Kc8 47.Kc2 Kb7 48.Rb1 Kb6 49.Rf1 Kb7 50.Kb3 Rc8 
51.Rg1 Rc4 52.Bf5 Rc7 53.Bg4 Kb6 54.Be2 Ra8 55.Rg6 Rac8 
56.Bg4 Ra8 57.Bf5 Raa7 58.Bg4 Rc4 59.Bf3 Rac7 60.Rg5 Kb7 
61.Rg1 Kb6 62.Rc1 Ra7 63.Rc2 Ra8 64.Rf2 Ra7 65.Rg2 Rac7 
66.Rg5 Kb7 67.Bg2 Ka6 68.Bh1 Kb6 69.Rg6 Ka7 70.Bg2 Kb6 
71.Bf3 Ka6 72.Rg1 Kb6 73.Rge1 Rc8 74.R1e2 Ra8 75.Rc2 Ra7 
76.Rc1 Ra8 77.Rg1 Ra7 78.Rg6 Rac7 79.Rg1 Ra7 80.Kc2 Rac7 
81.Kd2 Ra7 82.Kd3 Rac7 83.Kd2 Ra7 84.Rb1 Rac7 1/2-1/2
