Praggnanandhaa: The Youngest GM in history?

Praggnanandhaa Rameshbabu vs Awonder Liang
World Junior Championship 2017, Italy
Giuoco Piano Game: Giuoco Pianissimo (C53)

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Bb3 O-O 7. Bg5 Be6 8. Nbd2 Bxb3 9. Qxb3 Bb6 10. Nc4 Qe7 11. a4 Nd8 12. O-O h6 13. Bh4 c6 14. Nxb6 axb6 15. Bxf6 Qxf6 16. Qxb6 Ne6 17. Qe3 Ra6 18. Ra3 Rfa8 19. Rfa1 Nc5 20. b3 Qe6 21. Nd2 Nd7 22. b4 b6 23. d4 d5 24. exd5 Qxd5 25. Nf3 exd4 26. Qxd4 Qxd4 27. Nxd4 Ne5 28. R3a2 c5 29. Nf5 cxb4 30. cxb4 Nd3 31. Ne7+ Kh7 32. Nd5 R6a7 33. Ra3 Ne5 34. Nxb6 Rd8 35. a5 Nc6 36. Rb3 Rd4 37. Rab1 Re7 38. h3 Re2 39. a6 Rdd2 40. Nc4 Ra2 41. b5 Nd4 42. Ra3 Rxf2 43. Rxa2 Rxa2 44. b6 Rxa6 45. b7 Nc6 46. b8=Q Nxb8 47. Rxb8 Ra7 48. Rb6 Re7 49. Kf2 g6 50. Rd6 Kg7 51. Nb6 Rb7 52. Kf3 Rb8 53. Nd5 Rb7 54. Ne3 Ra7 55. Nc4 Re7 56. Rd5 Kf6 57. Rc5 Kg7 58. Ne5 Kf6 59. Kf4 Ra7 60. Rc6+ Kg7 61. Rc4 Ra2 62. g4 Rf2+ 63. Nf3 Ra2 64. h4 Ra1 65. Rb4 Rc1 66. Rd4 Ra1 67. Rd7 Ra4+ 68. Nd4 Ra1 69. Rb7 Rf1+ 70. Nf3 Rf2 71. Rd7 Kg8 72. Ke3 Rf1 73. Ne5 Rh1 74. Nxf7 Rxh4 75. Ne5 g5 76. Ke4 h5 77. Kf5 hxg4 78. Kg6 Kf8 79. Nc6