Murzin keeps fighting for the center.
1. e2e4  1... e7e5  2. g1f3  2... b8c6  3. f1c4  3... f8c5  4. c2c3  4... g8f6  5. d2d4  5... e5d4  6. e4e5 A fashionable line, embraced by Wesley So, among other GMs. 6... d7d5  7. c4b5  7... f6e4  8. c3d4  8... c5b6  9. b1c3 White builds a strong center, at the expense of his development. Thus everything will depend now on Black. Will the temporary advantage in strength be good enough to ruin the center with breaks c7-c5 or f7-f6, or will White be quick enough to stabilize the position $2 9... e8g8  10. c1e3  10... c8f5 Completing development. 11. e1g1  11... e4c3 This is not the most common idea. 12. b2c3  12... f7f6 Black has no other plan. 13. d1d2 And Praggnanandhaa comes with a logical and strong novelty. The center is now overprotected and the rooks are connected.