Home › Openings › Réti Opening Réti Opening: Penguin Variation ECO A09 · 1. Nf3 d5 2. c4 d4 3. Rg1 Related variationsRéti Opening: Advance VariationRéti Opening: Anglo-Slav VariationRéti Opening: Réti AcceptedRéti Opening: Zilbermints GambitRéti Opening: Réti Gambit, Keres VariationRéti Opening: Reversed Blumenfeld Gambit Practice this opening · Play against the computer