| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 426. H Hecht vs J Szily |
| ½-½ | 37 | 1969 | Buesum | C73 Ruy Lopez, Modern Steinitz Defense |
| 427. J Szily vs Polugaevsky |
| ½-½ | 26 | 1969 | Buesum | E79 King's Indian, Four Pawns Attack, Main line |
| 428. I Bilek vs J Szily |
| ½-½ | 16 | 1969 | Buesum | A04 Reti Opening |
| 429. Saemisch vs J Szily |
| 0-1 | 48 | 1969 | Buesum | A56 Benoni Defense |
| 430. J Szily vs Szabo |
| ½-½ | 22 | 1969 | Buesum | B06 Robatsch |
| 431. A Zaitsev vs J Szily |
| 1-0 | 38 | 1969 | Buesum | A42 Modern Defense, Averbakh System |
| 432. J Szily vs Ivkov |
| ½-½ | 41 | 1969 | Buesum | E11 Bogo-Indian Defense |
| 433. Gligoric vs J Szily |
| ½-½ | 66 | 1969 | Buesum | A54 Old Indian, Ukrainian Variation, 4.Nf3 |
| 434. J Szily vs Huebner |
| 0-1 | 40 | 1969 | Buesum | B83 Sicilian |
| 435. Bobotsov vs J Szily |
| ½-½ | 43 | 1969 | Buesum | E10 Queen's Pawn Game |
| 436. J Szily vs M Gerusel |
| 0-1 | 23 | 1969 | Buesum | B40 Sicilian |
| 437. D Mohrlok vs J Szily |
| 0-1 | 46 | 1969 | Buesum | D02 Queen's Pawn Game |
| 438. J Szily vs Larsen |
| ½-½ | 56 | 1969 | Buesum | E20 Nimzo-Indian |
| 439. H Kestler vs J Szily |
| 0-1 | 40 | 1969 | Buesum | A14 English |
| 440. J Szily vs T Ghitescu |
| ½-½ | 14 | 1969 | Buesum | D25 Queen's Gambit Accepted |
| 441. J Szily vs G Tringov |
| 0-1 | 36 | 1970 | Cacak | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 442. J Szily vs Ivkov |
| ½-½ | 21 | 1971 | Kostic Memorial | B06 Robatsch |
| 443. Filip vs J Szily |
| 1-0 | 30 | 1971 | Kostic Memorial | E67 King's Indian, Fianchetto |
| 444. Portisch vs J Szily |
| 1-0 | 23 | 1971 | Kostic Memorial | D50 Queen's Gambit Declined |
| 445. J Szily vs N Spiridonov |
| 0-1 | 42 | 1971 | Kostic Memorial | B03 Alekhine's Defense |
| 446. I Radulov vs J Szily |
| 1-0 | 18 | 1971 | Kostic Memorial | C45 Scotch Game |
| 447. J Szily vs Mecking |
 | ½-½ | 24 | 1971 | Kostic Memorial | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
Kibitzing
