Not sure what exactly happened, but here is some info.
http://chess-news.ru/node/23151
[White "Nana Dzagnidze"]
[Black "Fritz 15"]
[Date "2017.05.13"]
[Result "0-1"]
1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 a6 5. b3 d4 6. O-O c5 7. e3 Nc6 8. ed4 cd4 9. Re1 Bd6 10. Ba3 O-O 11. d3 Ba3 12. Na3 Qd6 13. Nc2 Re8 14. Ng5 e5 15. f4 h6 16. fe5 Ne5 17. Ne4 Ne4 18. Re4 Bf5 19. Rd4 Qb6 20. Kh1 Rad8 21. Rd8 Qd8 22. d4 Ng4 23. Qd2 Bc2 24. Qc2 Qd4 25. Rf1 Re6 26. Qf5 Rf6 27. Qc8 Kh7 0-1
