Nunn's Immortal: Beliavsky vs Nunn 1985

Alexander Beliavsky vs John Nunn Game was played in Wijk aan Zee in 1985 Annotator Mato 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Qd2 c5 8. d5 Ne5 9. h3 Nh5 10. Bf2 f5 11. exf5 Rxf5 12. g4 Rxf3 13. gxh5 (13. Nxf3 Nxf3+) 13... Qf8 14. Ne4 ( 14. O-O-O Rxf2) 14... Bh6 15. Qc2 Qf4 16. Ne2 Rxf2 17. Nxf2 (17. Nxf4 Rxc2 $19) 17... Nf3+ 18. Kd1 Qh4 19. Nd3 Bf5 20. Nec1 Nd2 21. hxg6 hxg6 22. Bg2 Nxc4 23. Qf2 Ne3+ (23... Qxf2 24. Nxf2 Ne3+) 24. Ke2 Qc4 25. Bf3 Rf8 26. Rg1 Nc2 27. Kd1 (27. a3 Bxc1 28. Raxc1 Qxd3#) (27. Rb1 Bxc1 28. Rbxc1 Qxd3#) 27... Bxd3 { White resigned. 28. Nxd3 Qxd3+ 29. Qd2 Qxd2# 0-1 -~-~~-~~~-~~-~- Please watch: "Fighting The Gambit | Blackmar Diemer Gambit, Lemberger Countergambit, Sneiders Attack" https://www.youtube.com/watch?v=aG3C3FBd1LA -~-~~-~~~-~~-~-