1. e2e4  1... e7e5  2. g1f3  2... b8c6  3. f1b5  3... a7a6  4. b5a4  4... g8f6  5. e1g1  5... b7b5  6. a4b3  6... f8c5 Caruana is a big specialist in the Arkhangelsk, one of the most dynamic choices for Black in the Ruy Lopez. 7. c2c3  7... d7d6  8. d2d4  8... c5b6  9. c1e3 This is a popular move in 2023. 9... e8g8  10. b1d2  10... f8e8  11. f1e1  11... h7h6 Always a useful move, avoiding the unpleasant Ng5. 12. h2h3  12... e5d4  13. c3d4  13... c6b4 The threat of ...Nd3 gives Black time to play the desired c7-c5. 14. d1e2  14... c7c5  15. a2a3  15... c5c4 [%c_effect c4;square;c4;type;GreatFind;persistent;true] All this has been played before. They not only play well; they also have a great memory. That's another impressive thing about Carlsen: he can play the opening casually, simply taking it to an even position and without theory, but he's also capable of playing the trendy variations up to move 20. 16. a3b4  16... c4b3  17. d4d5 A novelty. 17... b6e3  18. e2e3  18... f6d5 [%c_effect d5;square;d5;type;GreatFind;persistent;true] 19. e3d4  19... d5f4 