1. e2e4  1... c7c6  2. d2d4  2... d7d5  3. e4d5  3... c6d5  4. f1d3 The Exchange line that Fischer revived in the 1970s lives a new life thanks to the rise of the London System. A lot of positions transpose from both the openings and the pawn chains are quite similar. 4... g8f6  5. h2h3 Underlining Black's major problem in the position: the future of his light-squared bishop. 5... b8c6  6. g1f3  6... c6b4  7. b1c3 This is quite an interesting sideline, but should not have come as a major surprise. Aronian is playing his Ragozin with colors reversed. 7... g7g6 Still trying to solve the bishop problem. 8. f3e5  8... a7a6  9. e1g1  9... f8g7  10. f1e1  10... e8g8  11. c1g5 White's plan is very easy and straightforward: bring the queen out, trade the dark-squared bishop, and mate on the kingside. 11... b4d3 Lines like the above-mentioned forced Keymer to make up his mind. 12. c2d3 Played without any thought $1 Aronian is already envisioning perfect domination with the beautiful knight pair on the c5- and e5-outposts.