[Event "ERC Dual Rated Swiss"]
[White "Derek Kromm"]
[Black "Matthew Gabor"]
[Site "Bel Air"]
[Round "1"]
[Annotator "Allman,Matt"]
[Result "1-0"]
[Date "2023.04.13"]
[WhiteElo "1081"]
[PlyCount "135"]
{B12: Caro-Kann: Advance Variation} 1. e4 c6 2. d4 d5 3. e5 Qb6 $6 4. Nf3 Bg4 5. Be2 e6 (5... Bxf3 6. Bxf3 e6 {1/2-1/2 (6) Yu Shaoteng (2517)-Altanoch,G
(2295) Tianjing 2001} )6. Nc3 $6 {} (6. O-O $14 {} Ne7 7. Nbd2 c5 8. dxc5 Qxc5 9. c4 Bxf3 10. Bxf3 Nbc6 11. Re1 O-O-O 12. cxd5 Nxd5 13. Ne4 Qd4 14. Qxd4 Nxd4 15. Bd1 Nb4 16. Bg5 Rd7 17. Re3 h6 18. Bh4 Kb8 19. Rc3 Ndc6 20. Ba4 Rd4 21. Bxc6 {Otto,A (2188)-Roemling,S (2208) Germany
2009 0-1 (52)} )a6 $146 (6... Bb4 7. Qd3 Ne7 8. Bg5 h6 9. Bxe7 Bxe7 10. O-O Nd7 11. h3 Bh5 12. b3 O-O-O 13. a4 a5 14. Rfb1 f6 15. Rb2 g5 16. g4 Bf7 17. Rab1 h5 18. Na2 Ba3 19. c3 Bxb2 20. Rxb2 hxg4 21. hxg4 {Gergelits,V-Seidl,J
Svetla nad Sazavou 1995 1-0 (45)} )7. Na4 {} (7. O-O $14 {} )Qc7 {} (7... Qa5+ { might be stronger.
} 8. c3 b5 )8. h3 {} (8. O-O $142 {} )Bxf3 $11 9. Bxf3 b5 10. Nc3 c5 {[#]} 11. Be3 {} (11. Nxd5 $1 $11 {} exd5 12. Bxd5 )Ne7 {} (11... cxd4 $1 $15 {} 12. Bxd4 (12. Qxd4 Nc6 $17 )Nc6 )12. O-O {} (12. dxc5 $11 {} Nf5 13. Nxd5 $1 exd5 14. Qxd5 (14. Bxd5 Nxe3 15. fxe3 Nc6 $11 )Nxe3 15. fxe3 )Nbc6 {} (12... cxd4 $1 $15 {
} 13. Bxd4 (13. Qxd4 Nbc6 $17 )Nbc6 )13. a4 {
} (13. dxc5 $11 { remains equal.} g6 14. Rb1 )bxa4 $2 {
} (13... cxd4 $17 { stays on course.} 14. Bxd4 (14. axb5 dxc3 15. bxc6 cxb2 $17 )b4 )14. Nxa4 {} (14. dxc5 $16 {
} Nf5 15. Bf4 (15. Rxa4 Nxe3 16. fxe3 Rd8 $11 ))Nf5 {
} (14... cxd4 $11 {} 15. Bxd4 Nxd4 16. Qxd4 Nc6 )15. c3 {} ({Reject} 15. Nxc5 $6 Bxc5 16. dxc5 Nxe3 17. fxe3 O-O $11 )({Better is} 15. c4 $16 {} cxd4 16. Bf4 Nxe5 17. Bxe5 Qxe5 18. Re1 (18. Nb6 Bd6 $17 ))Nxe3 {} (15... cxd4 $11 {
keeps the balance.} 16. cxd4 Be7 )16. fxe3 $16 Be7 {} (16... Rb8 $16 { was worth a try.} )17. e4 {} ({But not} 17. Nxc5 $6 Bxc5 18. dxc5 O-O $16 )({White should try} 17. c4 $18 {} Rd8 18. cxd5 (18. Nxc5 Bxc5 19. cxd5 exd5 $16 )exd5 19. Nxc5 )dxe4 18. Bxe4 Rd8 {} (18... O-O $16 {} )19. Qh5 g6 20. Qf3 Nxe5 21. dxe5 O-O 22. Qf4 a5 23. Rad1 $6 Rb8 $6 24. Rd2 g5 $6 {} (24... c4 $142 {} 25. Bb1 Qc6 )25. Qe3 $18 Kg7 26. Rdf2 $2 {
} (26. Bc2 $142 { Hoping for Rdf2.} Rh8 27. Rdf2 )Qxe5 27. Qf3 f5 28. Bb1 {aiming for Re2.} c4 $6 29. Kh1 $2 {} (29. Re2 $18 {} Qd6 30. Qe3 )Qb5 {} (29... Bd6 $16 { might work better.} 30. g3 (30. g4 fxg4 31. Qc6 Kg8 $11 )Qxg3 )30. Bc2 h6 31. Re2 Rf6 32. Rfe1 {[%cal Yf1e1,Ye1d1,Yd1d4]} Qd7 33. Rd1 Qe8 34. Rd4 $6 Rg6 $6 {} (34... Qb5 {
was called for.} 35. Qg3 Bf8 )35. Rxc4 Qb5 $6 {} (35... Qd7 $142 {} 36. Rc6 Rf8 )36. Qc6 $6 {} (36. Rc7 $142 {
} Kf8 37. c4 )g4 37. Qxb5 Rxb5 38. hxg4 Rd5 {
} (38... Rxg4 $142 {} 39. Rc6 Rg6 40. Rexe6 Rxe6 41. Rxe6 Bf6 )39. gxf5 Rxf5 40. Bxf5 Rf6 41. Rxe6 Rf7 42. Rce4 {} (42. Rg6+ $142 {} Kh8 43. Rxh6+ Kg8 44. Rg4+ Bg5 45. Rxg5+ Kf8 46. Rh8+ Ke7 47. Bd3 )Bg5 43. Rg6+ Kf8 44. Nc5 {Ne6+ would kill now.} Rxf5 45. Rxg5 (45. Ne6+ Kf7 46. Rg7+ Kf6 47. Ra7 )hxg5 {[#]} 46. g4 $2 {} (46. Re5 Rf1+ 47. Kh2 Ra1 48. Rxg5 a4 49. Kh3 Kf7 50. g4 a3 51. bxa3 Rxa3 52. Rf5+ Kg6 53. Ne4 Ra4 54. Rf6+ Kg7 55. Re6 Ra5 56. Kg3 )Rxc5 $16 {Endgame KR-KR} 47. b4 $2 {[%cal Yb2b4,Yb4a5,Ya5a6]} Rxc3 {} (47... Rd5 $16 {} )48. bxa5 $18 {And now Ra4 would win.} Kf7 $2 {
[#]} (48... Rc6 {} 49. Kg2 Kg7 )49. Ra4 $1 Rc7 $2 50. a6 Ra7 51. Ra5 {Kg2 is the strong threat.} Ke6 52. Kg2 Kd6 53. Rxg5 Kc6 54. Kh3 {} (54. Rg6+ $142 {} Kd5 55. Kg3 )Rh7+ 55. Rh5 Rd7 56. Kh4 Kb6 57. Rh6+ Ka7 58. g5 Rd4+ 59. Kh5 {Threatens to win
with Rf6.} Rd1 60. g6 {} (60. Rf6 $142 {} Rh1+ 61. Kg6 )Rg1 61. Rh7+ $1 Kxa6 62. g7 {White wants to mate with Rh6+.} Kb5 63. Kh6 {Threatening mate with Rh8.} Kc6 64. Rh8 {White mates.} Kd6 65. g8=Q Rxg8 66. Rxg8 Ke5 67. Rf8 Ke4 68. Kg5 {Weighted Error Value: White=0.70/Black=0.83} 1-0