Grandelius is somehow finding the most precise moves, gaining enough counterplay. But this comes at a price as he is burning loads of time on his clock.
1. g1f3  1... c7c5  2. e2e4  2... d7d6  3. f1b5  3... c8d7  4. b5d7  4... b8d7  5. c2c3  5... g8f6  6. d1e2  6... e7e6  7. d2d4  7... c5d4  8. c3d4 Let's quickly skip the opening, saying that the solid Rossolimo quickly led to an innocent-looking French pawn structure. 8... d6d5  9. e4e5  9... f8b4  10. c1d2  10... b4d2  11. b1d2  11... f6g8 At least innocent-looking up to here, when there came... 12. e1c1 \"Very interesting! And it took me completely by surprise. This is Daniil Dubov: he is going long-castle whenever possible\" (Grandelius) 12... g8e7  13. c1b1  13... e7c6  14. h2h4 Dubov is not hiding his intentions at all. He wants to push all his pawns on the kingside and mate whenever the black king shows itself there. If not—well, he will have a kingside edge and potentially an open c-file. 14... d8b6  15. e2e3 