Hort vs R Byrne, 1962  (E80) King's Indian, Samisch Variation, 18 moves, 1-0 Hort vs Geller, 1966  (C85) Ruy Lopez, Exchange Variation Doubly Deferred (DERLD), 41 moves, 1-0 Ivkov vs Hort, 1967  (A56) Benoni Defense, 51 moves, 0-1 Benko vs Hort, 1969  (A25) English, 59 moves, 0-1 Larsen vs Hort, 1969  (A00) Uncommon Opening, 56 moves, 0-1 Knight v Bishop endgame Hort vs Polugaevsky, 1970  (B22) Sicilian, Alapin, 66 moves, 1-0 Hort vs Gligoric, 1971 (E98) King's Indian, Orthodox, Taimanov, 9.Ne1, 54 moves, 1-0 Hort vs Korchnoi, 1971  (A15) English, 41 moves, 1-0 Hort vs Portisch, 1973  (D63) Queen's Gambit Declined, Orthodox Defense, 32 moves, 1-0 Hort vs Ljubojevic, 1973 (A31) English, Symmetrical, Benoni Formation, 58 moves, 1-0 Smejkal vs Hort, 1975 (A63) Benoni, Fianchetto, 9...Nbd7, 42 moves, 0-1 Hort vs J H Donner, 1975 (B07) Pirc, 36 moves, 1-0 Candidates QF (5) Hort vs Spassky, 1977  (C69) Ruy Lopez, Exchange, Gligoric Variation, 34 moves, 1-0 Hort's only win against Karpov Hort vs Karpov, 1981  (D58) Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) Syst, 26 moves, 1-0 42...Rg8! Miles vs Hort, 1982  (D01) Richter-Veresov Attack, 43 moves, 0-1 Korchnoi vs Hort, 1983  (D30) Queen's Gambit Declined, 39 moves, 0-1 Timman vs Hort, 1984 (D17) Queen's Gambit Declined Slav, 39 moves, 0-1 Spassky vs Hort, 1986  (A07) King's Indian Attack, 52 moves, 0-1 Huebner vs Hort, 1987  (B03) Alekhine's Defense, 55 moves, 0-1 Ljubojevic vs Hort, 1988 (C42) Petrov Defense, 32 moves, 0-1 20 games