That is the thing, Aronian seizes loads of space on the queenside. 
1. d2d4  1... g8f6  2. g1f3  2... d7d5  3. e2e3  3... e7e6  4. b1d2  4... c7c5  5. b2b3  5... f8d6  6. c1b2  6... e8g8  7. f1d3  7... b8c6  8. e1g1  8... d8c7  9. c2c4  9... c5d4  10. e3d4  10... c8d7  11. f1e1  11... f8d8 