1. e2e4  1... e7e5  2. g1f3  2... b8c6  3. f1b5  3... a7a6  4. b5a4  4... g8f6  5. e1g1  5... f8c5 The Arkhangelsk Variation, one of the favorite lines of the likes of Aronian, Caruana, Anand, and Shirov. 6. c2c3  6... b7b5  7. a4b3  7... d7d6  8. d2d4 The main direction. 8... c5b6  9. c1e3  9... e8g8  10. b1d2  10... h7h6  11. h2h3  11... f8e8 All of this has been seen before with Black planning to put the opponent's center under concrete pressure. 12. f1e1  12... e5d4 A very concrete approach, typical for the line.