It is a weapon against the Sicilian that doesn’t require much memorization and it can prove dangerous for black. In the diagrammed position black’s most popular continuation is 3…g6 and after 4.Nf3 – Bg7 white has various set-ups at his disposal, with most played being 5.Bb5 and 5.Bc4.
At the top level, this line has been employed by players like Michael Adams, Baskaran Adhiban, Levon Aronian and the list would not be complete without mentioning Gawain Jones, who is an expert in this line.
The expert on this line is the American International Master Marc Esserman who has used it with great success during his chess career. His book, “Mayhem in the Morra” offers a detailed analysis of this line for those who want to include it in their repertoire.
The idea is to continue with 5.c3 followed by d4, fighting for the control of the center and eye the black king after moves such as Qb3 and Ba3 at some point. At the top level it has been employed by players like Alexander Morozevich, Hikaru Nakamura, Maxime Vachier Lagrave and Nigel Short.
The theory after this move has developed a lot and there are many books available for studying this opening. Players to look at in this line are Garry Kasparov, the ever-inventive Baadur Jobava, Hikaru Nakamura, Nikita Vitiugov and Richard Rapport.
The Fegatello Attack
This line of the Two Knights Defense has become very popular lately, with many Grandmasters using it as a weapon in their games. The gambit line that arises after 4…d5 is very sharp and leads to aggressive, sacrificial play. Players who have successfully used this line are Gary Kasparov, Alexander Morozevich, Shakhriyar Mamedyarov and Vassily Ivanchuk.
By WGM Raluca Sgîrcea and IM Renier Castellanos