[Event "Local Event"] [Site "Local Site"] [Date "2017.12.11"] [Round "1"] [White "Nie_Yifan"] [Black "Guest"] [Result "*"] [ECO "E61"] [WhiteElo ""] [BlackElo ""] [TimeControl ""] [Time "20:23:00"] [PlyCount "81"] [EventDate ""] [Annotator ""] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. Bg5 (5. e4 d6 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. b4 Nh5) 5... d6 6. e3 Nbd7 7. Be2 c6 8. Qc2 $1 {setting up a trap (1% chance? you never know)} 8... Qc7 9. O-O e5 10. Rfd1 Re8 11. Rac1 Nf8 12. b4 Bf5 13. Qb3 (13. e4 $2 exd4 14. Nxd4 Bxe4 $15 {In this opening it's not wise to put pawn at e4}) 13... Ne4 14. Nxe4 {Shouldn't allow the dark square bishop to be taken unless weakening king's position} 14... Bxe4 15. dxe5 dxe5 (15... Bxf3 16. exd6 Qc8 17. Bxf3) 16. Nd2 $1 {Idea: c5, N moves to d6} 16... Bf5 17. c5 Ne6 18. Bh4 g5 (18... h6 $2 19. g4 {trap the bishop}) 19. Bg3 Nf4 $1 20. Bf1 (20. exf4 $2 exf4 $19 {Black now has two active bishops, white's two bishops are hanging at the same time.}) 20... Be6 21. Qb1 {protecting b4} (21. Bc4 $2 {bishop pinned} 21... Ne2 22. Kf1 Nxc1 $19) 21... Nd5 22. Nc4 f5 23. e4 f4 24. exd5 cxd5 25. Nd6 Rf8 26. Qb3 fxg3 27. hxg3 Rad8 28. Rc2 {protect the rook} (28. Rxd5 $2 Rxd6 29. cxd6 (29. Rxd6 Bxb3) 29... Qxc1) 28... Kh8 29. Rcd2 b6 30. Rxd5 $1 bxc5 31. bxc5 Bf6 32. Qe3 Bxd5 {has to take, otherwise rook retreats and lose a pawn} 33. Rxd5 Qg7 34. Bd3 $18 Be7 35. Nf5 Qf6 36. Nxe7 Qxe7 37. Rxe5 Qf6 38. Bc2 {Queen previously overworked. Bc2 takes the active diagonal while prevent checking} (38. Rxg5 $2 Rxd3 39. Qxd3 Qxg5 $19) 38... h6 39. Re6 Qa1 40. Kh2 Rf6 41. Qe4 (41. c6 Rxe6 42. Qxe6 Qg7 43. c7 Qxc7 44. Qxh6 Kg8 45. Bb3 ) *

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