[Event "USCF/EK/24EN06"] [Site "ICCF"] [Date "2024.04.29"] [White "De Mastri, John"] [Black "Flesher, James"] [Result "0-1"] [Variant "Standard"] [ECO "E11"] [Opening "Bogo-Indian Defense: Grünfeld Variation"] [StudyName "Check is in the Mail - December 2024"] [ChapterName "Game 6"] [ChapterURL "https://lichess.org/study/tRGIJTuo/RpvDgHpv"] [Annotator "https://lichess.org/@/jkfrench"] [Orientation "white"] 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nbd2 b6 5. a3 Bxd2+ 6. Qxd2 Bb7 7. e3 a5 8. b3 O-O 9. Be2 d6 10. O-O Qe7 11. Bb2 Nbd7 12. Qc2 { E14: Queen's Indian: Classical Variation (4. e3). } 12... c5 13. Rfd1 Rfc8 14. Nd2 { White is slightly better. } 14... b5 $146 { Predecessor: } (14... cxd4 15. exd4 d5 16. a4 Nb8 17. Ba3 Qc7 18. Rac1 Nc6 19. Nf3 Qf4 20. g3 Qb8 { ½-½ Schmalz,P (2191)-Wojcik,W (2269) MT-Esko sf01 email ICCF email 2017 [2] }) 15. dxc5 Rxc5 16. b4 Rcc8 17. Qd3 (17. Qb1 $14 { White would stay ahead. }) 17... bxc4! $19 18. Nxc4 Ba6 19. b5 (19. Qxd6 $17 { The only move. } 19... Qxd6 20. Nxd6 Bxe2 21. Rd2) 19... Bxb5 20. Qb3 Rab8 21. Nxd6 Bxe2 { A Discovered Attack. } 22. Nxc8 Qf8 (22... Rxc8 23. Rdc1 Nc5 24. Bxf6 gxf6 (24... Nxb3? 25. Rxc8+ $18) (24... Qxf6 25. Ra2) 25. Qb2 $17) 23. Qc2 (23. Qxb8 Nxb8 24. Rd2) 23... Bxd1 (23... Rxc8? { This is too greedy. } 24. Qxe2 Ra8 25. Rac1 $18) 24. Rxd1 Qxc8 { Weighted Error Value: White=0.88/Black=0.04 (flawless) . Loses game: White=1 --- Mistake: White=2 --- Inaccurate: White=1 Black=1 OK: White=4 Black=5 Best: --- Black=4 Strong: --- Black=1 } (24... Rxc8 25. Qd2 $19) 0-1