-

- D50-D69 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Queen's Gambit Declined, 4.Bg5, D67 - 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 - Queen's Gambit Declined: Orthodox Defense, Capablanca System, SÉRIE D
Interpolis 1983 – Round 1 – Ljubojevic, Ljubomir – 1/2-1/2 – Andersson, Ulf 1949 – G24

- Lire la suite
-

- 6.Bd2 Bxd2+ — Capablanca, E12-E19 1. d4 Nf6 2. c4 e6 3. Nf3 b6 Queen's Indian defence, E16a - 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ - Queen's Indian Defense: Capablanca Variation, E16r - 7.Qxd2 O-O 8.Nc3, SÉRIE E
Interpolis 1983 – Round 1 – Portisch, Lajos – 1/2-1/2 – Andersson, Ulf 1949 – G23

- Lire la suite
-

- 4...Bb7 5.Bd3 c5, E12-E19 1. d4 Nf6 2. c4 e6 3. Nf3 b6 Queen's Indian defence, E14a - 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 - Queen's Indian Defense: Spassky System, E14w - 6.O-O Be7 7.b3 O-O 8.Bb2 cxd4 9.exd4 d5, SÉRIE E
Interpolis 1983 – Round 1 – Portisch, Lajos – 1/2-1/2 – Sosonko, Gennadi – G20

- Lire la suite
-

- 4...Ba6 5.b3 Bb4+ — Main Line, E12-E19 1. d4 Nf6 2. c4 e6 3. Nf3 b6 Queen's Indian defence, E15a - 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 - Queen's Indian Defense: Fianchetto Variation, E15p - 6.Bd2 Be7 7.Bg2 d5 8.cxd5 exd5 9.O-O O-O, SÉRIE E
Interpolis 1983 – Round 1 – Portisch, Lajos – 1/2-1/2 – Timman, Jan H – G41

- Lire la suite
-

- 5...Ne4 6.cxd5 Nxg5, D80-D99 Gruenfeld defence1. d4 Nf6 2. c4 g6 3. Nc3 d5, D91a - 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 - Grünfeld Defense: Three Knights Variation, Petrosian System, D91t - 7.Nxg5 e6 8.Nf3 exd5 9.e3 O-O 10.b4 c6, SÉRIE D
Interpolis 1983 – Round 1 – Seirawan, Yasser – 1-0 – Vaganian, Rafael A – G7

- Lire la suite
