1. e2e4  1... c7c5  2. g1f3  2... e7e6  3. d2d4  3... c5d4  4. f3d4  4... g8f6  5. b1c3  5... b8c6 The Four Knights  Sicilian is sort of a business card of the Azerbaijani players. Dreev is  constantly working with the team and definitely knows a thing or two about it. 6. d4c6 Karjakin goes for the main line. 6... b7c6  7. e4e5  7... f6d5  8. c3e4 