Korchnoi vs Kasparov, 1983  (E06) Catalan, Closed, 5.Nf3, 41 moves, 1/2-1/2 Kasparov vs Korchnoi, 1983 (E04) Catalan, Open, 5.Nf3, 21 moves, 1/2-1/2 Kasparov vs Korchnoi, 1983  (E04) Catalan, Open, 5.Nf3, 46 moves, 1-0 Korchnoi vs Kasparov, 1983 (E04) Catalan, Open, 5.Nf3, 39 moves, 1/2-1/2 Kasparov vs Korchnoi, 1983  (E04) Catalan, Open, 5.Nf3, 30 moves, 1-0 5 games