Game |
| Result | Moves |
Year | Event/Locale | Opening |
51. A Kosten vs Speelman |
 | ½-½ | 7 | 1982 | British Championship | B17 Caro-Kann, Steinitz Variation |
52. J Mestel vs A Kosten |
| ½-½ | 21 | 1982 | 6th Lloyds Bank Masters Open | A00 Uncommon Opening |
53. Korchnoi vs A Kosten |
| 1-0 | 39 | 1982 | 6th Lloyds Bank Masters Open | E00 Queen's Pawn Game |
54. A Kosten vs A J Norris |
| 1-0 | 36 | 1982 | 6th Lloyds Bank Masters Open | C05 French, Tarrasch |
55. F van der Vliet vs A Kosten |
| ½-½ | 59 | 1982 | 6th Lloyds Bank Masters Open | E00 Queen's Pawn Game |
56. A Sznapik vs A Kosten |
| 1-0 | 45 | 1982 | 5th Manchester Benedictine Open | C42 Petrov Defense |
57. K W Lloyd vs A Kosten |
| 0-1 | 35 | 1982 | 5th Manchester Benedictine Open | A04 Reti Opening |
58. A Kosten vs R J Maliangkay |
| 1-0 | 27 | 1982 | 5th Manchester Benedictine Open | B06 Robatsch |
59. A Kosten vs S T Banks |
| 1-0 | 26 | 1982 | 5th Manchester Benedictine Open | B08 Pirc, Classical |
60. F Trois vs A Kosten |
| ½-½ | 18 | 1982 | Lewisham International | D32 Queen's Gambit Declined, Tarrasch |
61. A Kosten vs M Hofmann |
| 1-0 | 34 | 1982 | Lewisham International | B08 Pirc, Classical |
62. K Arkell vs A Kosten |
| 1-0 | 41 | 1982 | Lewisham International | A13 English |
63. A Kosten vs J Tisdall |
| 0-1 | 34 | 1982 | Lewisham International | B97 Sicilian, Najdorf |
64. A Kosten vs D Bryson |
| 0-1 | 39 | 1982 | Regency Masters | C77 Ruy Lopez |
65. K Arkell vs A Kosten |
| ½-½ | 41 | 1982 | Regency Masters | A15 English |
66. Plaskett vs A Kosten |
| 0-1 | 34 | 1982 | Regency Masters | A71 Benoni, Classical, 8.Bg5 |
67. Short vs A Kosten |
| 0-1 | 25 | 1982 | Regency Masters | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
68. A Kosten vs M Hebden |
| 0-1 | 29 | 1982 | Regency Masters | C89 Ruy Lopez, Marshall |
69. T Binham vs A Kosten |
| 1-0 | 56 | 1982 | Regency Masters | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
70. J Pinter vs A Kosten |
| 1-0 | 40 | 1983 | Balatonbereny Open | A77 Benoni, Classical, 9...Re8, 10.Nd2 |
71. S Knott vs A Kosten |
| 1-0 | 57 | 1983 | British Championship | A28 English |
72. A Kosten vs A F Brameld |
| 1-0 | 36 | 1983 | British Championship | B02 Alekhine's Defense |
73. G A Waddingham vs A Kosten |
| 0-1 | 51 | 1983 | British Championship | C42 Petrov Defense |
74. A Kosten vs J Ady |
| 1-0 | 27 | 1983 | British Championship | B93 Sicilian, Najdorf, 6.f4 |
75. J Littlewood vs A Kosten |
| 1-0 | 47 | 1983 | British Championship | A07 King's Indian Attack |