Did I mention that Aronian was still blitzing $2
1. d2d4  1... g8f6  2. c2c4  2... e7e6  3. g1f3  3... d7d5  4. b1c3  4... f8b4  5. e2e3  5... e8g8  6. c1d2  6... b7b6 A super-solid line of the Nimzo-Indian Defense, is it not $2 7. c4d5  7... e6d5  8. f1d3  8... c8b7  9. d1c2 That is already rare—what does Aronian have on his mind $2 9... f8e8  10. a2a3  10... b4f8  11. f3g5 That is the idea $1 He wants to first weaken the opponent's kingside, provoking Black's next move. 11... g7g6  12. h2h4 And that is the idea $1 Aronian wants to get to the opponent's king ASAP. No need to shift the rook as White did in the predecessor on the g-file—just open a file for it, and mate. 12... c7c5 Esipenko was apparently feeling uneasy at this point. The Russian GM was lagging half an hour on the clock, against an angry and well-prepared opponent, who on top of that loves to attack. But how to slow down the attack $2 13. h4h5 Of course $1 No need even to think about that. 13... h7h6 After this, Esipenko loses practically by force $1