[Event "Fall Classic-A 2022"] [White "Yu,Yangyi"] [Black "Theodorou,Nikolas"] [Site "Saint Louis"] [Round "7.2"] [Annotator "TA"] [Result "1-0"] [Date "2022.11.08"] [WhiteElo "2718"] [BlackElo "2598"] [PlyCount "78"] [TimeControl "60"] {[%evp 16,78,12,0,0,0,0,0,5,0,0,0,0,0,0,0,0,-6,0,0,31,33,47,49,29,20,41,28,39,59,60,47,49,0,11,9,52,60,64,68,118,113,108,123,250,239,253,263,337,344,324,348,328,339,332,332,381,345,705,648,647,702,810,620,29986]} 1. e4 {[%emt 0:0:6]} c5 {[%emt 0:0:5]} 2. Nf3 {[%emt 0:0:11][%cal Yg1f3,Yf3d4,Yd4b5][%mdl 32]} Nc6 {[%emt 0:0:6]} 3. d4 {[%emt 0:2:3]} cxd4 {[%emt 0:0:7]} 4. Nxd4 {[%emt 0:0:9] } Nf6 {[%emt 0:0:35]} 5. Nc3 {[%emt 0:0:9]} e5 {[%emt 0:0:23] } 6. Ndb5 {[%emt 0:0:27]} d6 {[%emt 0:0:9]} 7. Nd5 {[%emt 0:1:2]} Nxd5 {[%emt 0:0:6] } 8. exd5 {[%emt 0:0:7]} Nb8 {[%emt 0:0:5][%cal Yc6b8,Yb8d7,Yd7e5][%mdl 32]} 9. a4 {[%emt 0:1:1]} Be7 {[%emt 0:1:12] B33: Sicilian: Pelikan and Sveshnikov Variations.} 10. Bd2 {[%emt 0:4:15]} Nd7 {[%emt 0:0:0]} 11. a5 {[%emt 0:9:38]} O-O {[%emt 0:1:54] The position is equal.} 12. c4 {[%emt 0:5:35]} f5 {[%emt 0:4:0]} 13. Be2 {[%emt 0:1:5]} a6 {[%emt 0:0:0]} 14. Nc3 {[%emt 0:1:39]} e4 {[%emt 0:1:3] [#]} 15. O-O $146 {[%emt 0:0:0]} ({Predecessor:} 15. g3 Bf6 16. Be3 Be5 17. Qd2 Qf6 18. Ra3 Qg6 19. Na4 Nf6 20. Nb6 Rb8 21. b4 Ng4 {½-½ (21) Bersamina,P (2457)-Le,T (2515) Bac Giang 2019} )Ne5 {[%emt 0:0:57]} 16. Ra3 {[%emt 0:4:28]} Kh8 {[%emt 0:8:32]} 17. Rb3 {[%emt 0:7:39]} Qe8 {[%emt 0:7:34]} 18. Bf4 {[%emt 0:6:43]} Bd8 {[%emt 0:5:7] } 19. Qd4 $1 {[%emt 0:0:29]} Bf6 {[%emt 0:3:57][%cal Ye5f3]} 20. Qd2 {[%emt 0:5:32]} Qe7 {[%emt 0:1:25]} 21. c5 {[%emt 0:2:56][%cal Yc4c5,Yc5d6,Yd6d7][%mdl 32]} g5 {[%emt 0:2:7]} 22. cxd6 {[%emt 0:2:7]} Qg7 {[%emt 0:1:14]} 23. Be3 {[%emt 0:3:4]} (23. Bxe5 $5 Bxe5 24. d7 Qxd7 25. Qxg5 $14 )f4 {[%emt 0:0:5][%cal Yf5f4,Yf4f3][%mdl 32]} 24. Bc5 {[%emt 0:0:46] aiming for d7.} (24. Bd4 $5 {[%cal Rc3e4]} Bf5 25. Re1 $14 )Bf5 {[%emt 0:1:13]} 25. d7 $36 {[%emt 0:5:27][%mdl 2048] White has the initiative.} f3 {[%emt 0:3:0]} 26. Bxf8 {[%emt 0:0:54]} (26. Rxb7 fxe2 27. Qxe2 Rf7 28. d8=Q+ Rxd8 29. Rxf7 Qxf7 30. Qxa6 Kg8 $15 )Rxf8 {[%emt 0:0:0]} 27. Rxb7 {[%emt 0:0:28][%cal Yb3b7,Yb7b6,Yb6f6][%mdl 32]} Qh6 {[%emt 0:0:0]} ({Black should play} 27... Nxd7 $14 28. Bd1 (28. gxf3 exf3 29. Bc4 Qh6 $11 )(28. Bxa6 Qh6 $11 )Qh6 29. Nxe4 (29. gxf3 $2 Be5 $19 )Bxe4 30. Bxf3 (30. Rxd7 $2 Be5 $19 )Nc5 )28. Rb6 $1 $16 {[%emt 0:6:3][%cal Yb6a6]} ({But not} 28. Bxa6 $2 fxg2 29. Qe3 Nf3+ 30. Qxf3 gxf1=Q+ 31. Bxf1 exf3 $19 )(28. gxf3 Nxf3+ 29. Bxf3 exf3 30. d8=Q Rxd8 )Nxd7 {[%emt 0:22:35] [#]} 29. Rxf6 {[%emt 0:1:16]} ({Avoid the trap} 29. Bxa6 $2 Nxb6 30. Re1 {[#]} (30. axb6 $2 fxg2 31. Re1 Be5 $19 )Na4 $1 {[%mdl 512]} 31. Nxe4 Bxe4 $19 )Rxf6 {[%emt 0:1:22] This move loses the game for Black.} (29... Qxf6 $16 {was necessary.} 30. gxf3 exf3 )30. gxf3 $18 {[%emt 0:1:2]} exf3 {[%emt 0:0:0]} 31. Bxf3 {[%emt 0:0:2]} Qh4 {[%emt 0:0:5]} 32. Re1 {[%emt 0:1:8]} Rh6 {[%emt 0:0:24][%cal Yd7e5]} 33. Re8+ {[%emt 0:0:15]} Kg7 {[%emt 0:0:6][%cal Yd7e5] } 34. Qe3 {[%emt 0:2:40] Against Ne5. Threatening mate with Qe7+.} Qxh2+ {[%emt 0:0:53]} 35. Kf1 {[%emt 0:0:1] Qe7+ would kill now. The board is on fire.} Rg6 {[%emt 0:1:25]} 36. Be4 {[%emt 0:1:30]} Bxe4 {[%emt 0:1:45] } (36... Qh3+ 37. Qxh3 Bxh3+ 38. Ke2 Rf6 39. Re7+ Rf7 40. Rxf7+ Kxf7 41. Bxh7 Kf6 )37. Nxe4 {[%emt 0:0:26] And now Re7+ would win. White is clearly winning. } Qh1+ {[%emt 0:2:38]} 38. Ke2 {[%emt 0:0:1] Threatens to win with Re7+.} Kh6 {[%emt 0:0:36]} 39. Qf3 {[%emt 0:2:51]} Qb1 {[%emt 0:0:36] Weighted Error Value: White=0.18 (very precise) /Black=0.23 (precise)} 1-0