I nummer 73 diskuteras nedanstående varianter och öppningar:
Sicilian Defence: Najdorf Variation, by Boersma
Sicilian Defence: Sozin Variation, by Golubev
Sicilian Defence: Four Knights Variation, by Karolyi
Sicilian Defence: Basman-Sale Variation, by Sale
Sicilian Defence: Closed Variation, by Van der Weide
Sicilian Defence: Alapin Variation, by Rogozenko
Sicilian Defence: Bezgodov Variation, by Bezgodov
Pirc Defence: The 150 Attack, by Marin
French Defence: Winawer Variation, by Van der Tak
Caro-Kann Defence: Advance Variation, by Fogarasi
Caro-Kann Defence: Smyslov Variation, by Galkin
Caro-Kann Defence: Classical Variation, by Llanos/Soppe
Alekhine Defence: Modern Variation, by Panczyk/Ilczuk
Ruy Lopez: Jaenisch Variation, by Van der Tak
Ruy Lopez: Anti-Marshall Variation, by Lukacs/Hazai
Ruy Lopez: Marshall Attack, by Naiditsch
Ruy Lopez: Open Variation, by Timoshenko
Italian Opening: Evans Gambit, by De Zeeuw
Two Knights Defence: Bogoljubow Variation, by Van der Tak
Budapest Gambit, by Pliester
Slav: 3.Sf3 dc4, by Nikitin
Slav: Chameleon Variation, by Lukacs/Hazai
Slav: Alapin Variation, by Karolyi
Catalan: Bogo-Indian Variation, by Greenfeld
Catalan: Accepted - 4...dc4, by Anka
Nimzo-Indian Defence: Classical Variation, by Tiviakov
Grünfeld Indian Defence: Fianchetto Variation, by Karolyi
Grünfeld Indian Defence: Exchange Variation, by Pelletier/Bauer
King’s Indian Defence: Classical Variation, by Morgado
King’s Indian Defence: Anti-Anti-Grünfeld, by Lukacs/Hazai
Benoni: Fianchetto Variation, by Kapengut
Volga Gambit Declined, by Fogarasi
Dutch Defence: Leningrad Variation, by Van der Stricht
English Opening: Anti-Grünfeld Line, by Marin