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Petropolis Interzonal

  Petropolis 1973
Date Players Type Elo Average Games Rounds
1973 18 Tourn 2545 153 17

  Name ELO Points
  GM Mecking, Henrique 2575 12.0
  GM Portisch, Lajos 2645 11.5
  Polugaevsky, Lev 2640 11.5
  Geller, Efim 2585 11.5
  GM Smyslov, Vassily 2600 11.0
  Bronstein, David 2585 10.5
  GM Hort, Vlastimil 2610 10.0
  Savon, Vladimir A 2570 9.5
  GM Ljubojevic, Ljubomir 2570 9.0
  GM Ivkov, Borislav 2535 9.0
  Reshevsky, Samuel Herman 2565 8.5
  Keres, Paul 2605 8.0
  GM Panno, Oscar 2580 8.0
  GM Gheorghiu, Florin 2530 7.5
  GM Biyiasas, Peter 2395 6.5
  IM Hug, Werner 2445 3.0
  IM Kagan, Shimon 2405 3.0
  Tan Lian Ann, 2365 3.0

Petropolis Interzonal Games

Download games
White Black Result Round Date Opening View
Biyiasas, P Kagan, S 1-0 1 1973 B31 Sicilian, Nimzovich-Rossolimo attack (with ...g6, without ...d6)  
Hort, V Geller, E ½-½ 1 1973 A39 English, symmetrical, main line with d4  
Ivkov, B Mecking, H ½-½ 1 1973 B92 Sicilian, Najdorf, Opovcensky variation  
Panno, O Gheorghiu, F ½-½ 1 1973 A13 English opening  
Portisch, L Keres, P 1-0 1 1973 D41 Queen's Gambit Declined, Semi-Tarrasch, 5.cd  
Reshevsky, S Polugaevsky, L ½-½ 1 1973 E17 Queen's Indian, 5.Bg2 Be7  
Savon, V Bronstein, D ½-½ 1 1973 C99 Ruy Lopez, closed, Chigorin, 12...c5d4  
Tan Lian Ann, Smyslov, V 0-1 1 1973 B07 Pirc defence  
Ljubojevic, L Hug, W 1-0 1 1973 C17 French, Winawer, advance variation  
Bronstein, D Biyiasas, P ½-½ 2 1973 C90 Ruy Lopez, closed (with ...d6)  
Geller, E Tan Lian Ann, 1-0 2 1973 B01 Scandinavian (centre counter) defence  
Gheorghiu, F Hort, V ½-½ 2 1973 B52 Sicilian, Canal-Sokolsky attack, 3...Bd7  
Hug, W Ivkov, B ½-½ 2 1973 C68 Ruy Lopez, exchange variation  
Kagan, S Ljubojevic, L 0-1 2 1973 A25 English, Sicilian reversed  
Keres, P Reshevsky, S ½-½ 2 1973 C95 Ruy Lopez, closed, Breyer, 10.d4  
Mecking, H Panno, O ½-½ 2 1973 C67 Ruy Lopez, Berlin defence, open variation  
Polugaevsky, L Savon, V ½-½ 2 1973 A29 English, four knights, kingside fianchetto  
Smyslov, V Portisch, L ½-½ 2 1973 A29 English, four knights, kingside fianchetto  
Biyiasas, P Ljubojevic, L 0-1 3 1973 B26 Sicilian, closed, 6.Be3  
Bronstein, D Polugaevsky, L ½-½ 3 1973 A29 English, four knights, kingside fianchetto  
Hort, V Mecking, H ½-½ 3 1973 B36 Sicilian, accelerated fianchetto, Maroczy bind  
Ivkov, B Kagan, S ½-½ 3 1973 E91 King's Indian, 6.Be2  
Panno, O Hug, W 1-0 3 1973 E70 King's Indian, 4.e4  
Portisch, L Geller, E ½-½ 3 1973 E92 King's Indian, classical variation  
Reshevsky, S Smyslov, V ½-½ 3 1973 E17 Queen's Indian, 5.Bg2 Be7  
Savon, V Keres, P ½-½ 3 1973 C68 Ruy Lopez, exchange variation  
Tan Lian Ann, Gheorghiu, F ½-½ 3 1973 B44 Sicilian defence  
Geller, E Reshevsky, S ½-½ 4 1973 C94 Ruy Lopez, closed, Breyer defence  
Gheorghiu, F Portisch, L ½-½ 4 1973 A29 English, four knights, kingside fianchetto  
Hug, W Hort, V 0-1 4 1973 A04 Reti opening  
Kagan, S Panno, O 0-1 4 1973 B80 Sicilian, Scheveningen variation  
Keres, P Bronstein, D ½-½ 4 1973 D16 Queen's Gambit Declined Slav accepted, Alapin variation  
Ljubojevic, L Ivkov, B ½-½ 4 1973 D55 Queen's Gambit Declined, 6.Nf3  
Mecking, H Tan Lian Ann, 1-0 4 1973 A29 English, four knights, kingside fianchetto  
Polugaevsky, L Biyiasas, P 1-0 4 1973 D48 Queen's Gambit Declined semi-Slav, Meran, 8...a6  
Smyslov, V Savon, V ½-½ 4 1973 A06 Reti opening  
Bronstein, D Smyslov, V 1-0 5 1973 C91 Ruy Lopez, closed, 9.d4  
Hort, V Kagan, S 1-0 5 1973 E81 King's Indian, Saemisch, 5...O-O  
Ivkov, B Biyiasas, P ½-½ 5 1973 E92 King's Indian, classical variation  
Panno, O Ljubojevic, L 0-1 5 1973 A30 English, symmetrical variation  
Polugaevsky, L Keres, P 1-0 5 1973 E08 Catalan, closed, 7.Qc2  
Portisch, L Mecking, H ½-½ 5 1973 A22 English opening  
Reshevsky, S Gheorghiu, F ½-½ 5 1973 E62 King's Indian, fianchetto variation  
Savon, V Geller, E ½-½ 5 1973 C93 Ruy Lopez, closed, Smyslov defence  
Tan Lian Ann, Hug, W ½-½ 5 1973 C05 French, Tarrasch, closed variation  
Biyiasas, P Keres, P ½-½ 6 1973 C68 Ruy Lopez, exchange variation  
Geller, E Bronstein, D 1-0 6 1973 B05 Alekhine's defence, modern variation, 4...Bg4  
Gheorghiu, F Savon, V ½-½ 6 1973 A29 English, four knights, kingside fianchetto  
Hug, W Portisch, L 0-1 6 1973 C05 French, Tarrasch, closed variation  
Ivkov, B Panno, O ½-½ 6 1973 E92 King's Indian, classical variation  
Kagan, S Tan Lian Ann, 1-0 6 1973 B56 Sicilian  
Ljubojevic, L Hort, V 1-0 6 1973 B11 Caro-Kann, two knights, 3...Bg4  
Mecking, H Reshevsky, S 1-0 6 1973 C95 Ruy Lopez, closed, Breyer, 10.d4  
Smyslov, V Polugaevsky, L ½-½ 6 1973 A70 Benoni, classical with e4 and Nf3  
Bronstein, D Gheorghiu, F 1-0 7 1973 B96 Sicilian, Najdorf, 7.f4  
Hort, V Ivkov, B 0-1 7 1973 E39 Nimzo-Indian, classical, Pirc variation  
Keres, P Smyslov, V 0-1 7 1973 C97 Ruy Lopez, closed, Chigorin defence  
Panno, O Biyiasas, P ½-½ 7 1973 A42 Modern defence, Averbakh system  
Polugaevsky, L Geller, E ½-½ 7 1973 E88 King's Indian, Saemisch, orthodox, 7.d5 c6  
Portisch, L Kagan, S 1-0 7 1973 E81 King's Indian, Saemisch, 5...O-O  
Reshevsky, S Hug, W ½-½ 7 1973 E92 King's Indian, classical variation  
Savon, V Mecking, H 0-1 7 1973 B96 Sicilian, Najdorf, 7.f4  
Tan Lian Ann, Ljubojevic, L ½-½ 7 1973 B53 Sicilian, Chekhover variation  
Biyiasas, P Smyslov, V ½-½ 8 1973 B42 Sicilian, Kan, 5.Bd3  
Geller, E Keres, P 1-0 8 1973 D43 Queen's Gambit Declined semi-Slav  
Gheorghiu, F Polugaevsky, L 0-1 8 1973 B87 Sicilian, Sozin with ...a6 and ...b5  
Hug, W Savon, V ½-½ 8 1973 B52 Sicilian, Canal-Sokolsky attack, 3...Bd7  
Ivkov, B Tan Lian Ann, 1-0 8 1973 D47 Queen's Gambit Declined semi-Slav, 7.Bc4  
Kagan, S Reshevsky, S 0-1 8 1973 B91 Sicilian, Najdorf, Zagreb (fianchetto) variation  
Ljubojevic, L Portisch, L ½-½ 8 1973 C00 French defence  
Mecking, H Bronstein, D ½-½ 8 1973 C19 French, Winawer, advance, 6...Ne7  
Panno, O Hort, V ½-½ 8 1973 A16 English opening  
Bronstein, D Hug, W 1-0 9 1973 C05 French, Tarrasch, closed variation  
Hort, V Biyiasas, P 1-0 9 1973 D46 Queen's Gambit Declined semi-Slav, 6.Bd3  
Keres, P Gheorghiu, F ½-½ 9 1973 A48 King's Indian, East Indian defence  
Polugaevsky, L Mecking, H ½-½ 9 1973 D41 Queen's Gambit Declined, Semi-Tarrasch, 5.cd  
Portisch, L Ivkov, B 1-0 9 1973 D78 Neo-Gruenfeld, 6.O-O c6  
Reshevsky, S Ljubojevic, L 1-0 9 1973 A42 Modern defence, Averbakh system  
Savon, V Kagan, S 1-0 9 1973 A41 Queen's Pawn  
Smyslov, V Geller, E ½-½ 9 1973 D59 Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) system, 8.cd Nxd5  
Tan Lian Ann, Panno, O ½-½ 9 1973 B40 Sicilian defence  
Biyiasas, P Geller, E 1-0 10 1973 B52 Sicilian, Canal-Sokolsky attack, 3...Bd7  
Gheorghiu, F Smyslov, V 0-1 10 1973 C68 Ruy Lopez, exchange variation  
Hort, V Tan Lian Ann, ½-½ 10 1973 D61 Queen's Gambit Declined, Orthodox defence, Rubinstein variation  
Hug, W Polugaevsky, L 0-1 10 1973 B40 Sicilian defence  
Ivkov, B Reshevsky, S ½-½ 10 1973 B52 Sicilian, Canal-Sokolsky attack, 3...Bd7  
Kagan, S Bronstein, D 1-0 10 1973 B91 Sicilian, Najdorf, Zagreb (fianchetto) variation  
Ljubojevic, L Savon, V 1-0 10 1973 B10 Caro-Kann defence  
Mecking, H Keres, P ½-½ 10 1973 C73 Ruy Lopez, modern Steinitz defence, Richter variation  
Panno, O Portisch, L ½-½ 10 1973 A28 English, four knights system  
Bronstein, D Ljubojevic, L 1-0 11 1973 B03 Alekhine's defence  
Geller, E Gheorghiu, F 1-0 11 1973 B25 Sicilian, closed  
Keres, P Hug, W 1-0 11 1973 B36 Sicilian, accelerated fianchetto, Maroczy bind  
Polugaevsky, L Kagan, S 1-0 11 1973 A42 Modern defence, Averbakh system  
Portisch, L Hort, V ½-½ 11 1973 D18 Queen's Gambit Declined Slav, Dutch variation  
Reshevsky, S Panno, O 1-0 11 1973 D93 Gruenfeld with Bf4 e3  
Savon, V Ivkov, B ½-½ 11 1973 D58 Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) system  
Smyslov, V Mecking, H 0-1 11 1973 A29 English, four knights, kingside fianchetto  
Tan Lian Ann, Biyiasas, P ½-½ 11 1973 C50 King's pawn game  
Biyiasas, P Gheorghiu, F 0-1 12 1973 B42 Sicilian, Kan, 5.Bd3