[Event "USCF/WS/25VP02"] [Site "ICCF"] [Date "2025.01.13"] [White "Acosta, Errol"] [Black "Delgado, Tony"] [Result "1/2-1/2"] [WhiteElo "1563"] [BlackElo "1337"] [Variant "Standard"] [ECO "B12"] [Opening "Caro-Kann Defense: Advance Variation, Van der Wiel Attack"] [StudyName "Check is in the Mail - August 2025"] [ChapterName "Game 3"] [ChapterURL "https://lichess.org/study/NvweRqYq/rUUgeRWj"] [Annotator "https://lichess.org/@/jkfrench"] [Orientation "white"] 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. Nf3 Nd7 6. Bg5 { B12: Caro-Kann: Advance Variation. } (6. Bd3) 6... Be7 (6... Qb6 $15 { is more appropriate. } 7. Na4 Qa5+ 8. c3 Qc7) 7. Bxe7 (7. Be3!) 7... Nxe7 $15 8. Bd3 { Black has an edge. } 8... O-O 9. O-O $146 { Variations & Predecessor: } (9. Qd2 c5 10. dxc5 Nxc5 11. Bxf5 Nxf5 12. O-O-O a6 13. h4 b5 14. Qf4 Qb6 15. g4 { 1-0 Bernal Posada,D (1518)-Carlos Alberto,G Bogota Avenida Chile op 5th rapid 2025 (3) }) 9... c5 10. dxc5 Nxc5 11. Bxf5 Nxf5 12. Nd4 Nxd4 13. Qxd4 b6 (13... Qb6 $15) 14. b4 (14. Nb5) 14... Ne4 15. Nxe4 dxe4 16. Qxe4 { Strongly threatening Rf1-d1. } 16... Rc8 (16... Qd2) 17. f4 (17. c4 $14) 17... b5 18. Rad1 Qb6+ 19. Kh1 Rc4 20. Qf3 Rxb4 { ...Qb6-c7 poses a challenge } (20... Rxc2 21. Rd6 Qc7 22. a3) 21. Rd6 (21. f5) 21... Qc7 22. Rf2 (22. f5 exf5 (22... Qxc2? 23. fxe6 f5 24. e7 $18) 23. Qxf5) 22... Rb1+ $19 23. Rf1? (23. Rd1 { was worth a try. } 23... Rxd1+ 24. Qxd1) 23... Rxf1+ 24. Qxf1 Qxc2 { Endgame KQR-KQR. Black is a pawn up. } 25. h3 Rb8 (25... Qxa2 26. Qxb5 Qf2 27. Qa4 $17) 26. Kh2? (26. f5 Qxf5 (26... exf5 27. Qxb5 Qc1+ 28. Kh2 $15) 27. Qxb5 Qb1+ (27... Qxh3+? 28. gxh3 Rc8 29. Qc5 $18 { Back Rank }) 28. Qxb1 Rxb1+ 29. Kh2) 26... h6 (26... Qxa2 27. Qxb5 Ra8 (27... Qxg2+? 28. Kxg2 Rf8 29. Rd7 $18) 28. Qd3) 27. Ra6 Rb7 28. Qf3 Rc7 29. Qa8+? (29. f5 Qxf5 30. Qxf5 exf5 31. Kg3) 29... Kh7 { Hoping for ...Rc7-c3. } 30. Rxa7 Rxa7 (30... Rc3! $19 31. Ra3 b4 32. Rxc3 bxc3) 31. Qxa7 { The position is equal. } 31... Kg6 32. a3 Qe4 33. Qf2 { Weighted Error Value: White=0.72/Black=0.42 Loses game: White=1 --- Missed win: --- Black=1 Mistake: White=7 Black=4 Inaccurate: White=3 Black=3 OK: White=7 Black=8 Best: White=1 Black=1 } 1/2-1/2