Monday, July 6, 2020

1..b6,..Bb7 Owen Defense: White repertoire

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Quick repertoire against b6,Bb7,e6 plans for Black. Owen Defense B00


Main idea is Nf3,Bd3,Qe2 and not playing e4-e5 too quickly.
Another tip is not committing to Nc3 early: maybe c3,Nd2 are needed. No Bb4 for Black

Main Game is Dorfman-Miles 1992 where I am giving improvements for white - Black ended up winning that game. Also C. Bauer move order 6 d5!? with e4,d4,Bd3,Qe2,Nf3 is worth noting

Start positionPrevious MoveNext MoveEnd positionPlay movesStop playing
1. d4 e6 2. e4 b6 in these lines, White plays Nf3,Bd3,Qe2 and at times c3,Nd2 but no early Nc3 3. Nf3 ( 3. Bd3 Bb7 4. Qe2 Nf6 5. Nf3 c5 6. d5!? exd5 7. exd5+ Qe7 8. c4 b5 9. b3 Qxe2+ 10. Kxe2 b4 11. Re1 d6 12. Kf1+ Be7 13. Bf4 Kd8 14. Nbd2 h6 15. Nh4! Bauer-Minasian 2000 15... Bf8 16. Bg6 fxg6 17. Nxg6 Rg8 18. Nxf8 Rxf8 19. Bxd6 ) ( 3. Nd2 Bb7 4. Ngf3 c5 5. c3 Nf6 6. Bd3 Nc6 7. O-O Be7 8. Re1 Qc7 9. a3 d5 10. e5 Nd7 11. b4 c4 12. Bc2 O-O-O 13. Nf1 Rdg8 similar to french defence with opposite side castling 14. Ng5 Bxg5 15. Bxg5 Nf8 16. f4 h6 17. Bh4 Kb8 18. Ne3 Ne7 19. Bxe7 Qxe7 20. f5 Qg5 21. Qg4 Qxg4 22. Nxg4 exf5 23. Bxf5 Ne6 24. Rf1 Nd8 25. Ne3 Re8 26. Rae1 Rhf8 27. Bg4 Ne6 28. Nf5 Rd8 29. Nd6 Ng5 30. h4 Rxd6 31. exd6 Ne4 32. Be6 f6 33. d7 Rd8 34. Re3 Kc7 35. Bf5 Bc6 36. b5 Bxb5 37. Bxe4 dxe4 38. Rxe4 Rxd7 39. Rfe1 Ba4 40. Kf2 a5 41. Re7 h5 42. R1e6 g5 43. hxg5 fxg5 44. Rxd7+ Bxd7 45. Re5 h4 46. Rxg5 h3 47. g4 Bc6 48. Kg3 Bg2 49. Re5 1-0 (49) Eugenio Torre-Bent Larsen Geneva SUI 1977 [thechesscorner,@gmail.com] ) 3...  Bb7 4. Bd3 c5 5. c3 Nf6 6. Qe2 ( 6. e5 Nd5 7. O-O Be7 8. a3 ( 8. Be4! Qc8 ( 8... c4 9. b3 ) ) 8... cxd4 9. cxd4?! ( 9. Nxd4 ) 9... Ba6 10. Bxa6 Nxa6 11. Qd3 Nac7 12. Nbd2 O-O 13. Ne4 f6 14. exf6 gxf6 15. Bd2 Kh8 16. Rac1 Qc8 17. Rc2 Qb7 18. Rfc1 Rg8 19. Ng3 Rg4 20. Ne5 fxe5 21. Qf3 Rxg3 22. hxg3 Nb5 23. Bh6 Nxd4 24. Qf7 Nf5 0-1 (24) Jens-Uwe Maiwald-Anthony Miles Ostend BEL 1991 [thechesscorner,@gmail.com] ) 6...  Be7 ( 6... d5 7. e5 Nfd7 8. Bg5 Qc8 ( 8... Be7 9. Bxe7 Qxe7 10. O-O Nc6 11. Nbd2 O-O 12. Rfe1 cxd4 13. cxd4 Nb4 14. Bb1 Ba6 15. Qe3 Rac8 ) 9. Nbd2 h6 10. Be3 cxd4 11. cxd4 Ba6 12. O-O Bxd3 13. Qxd3 Qa6 14. Qc3 Nc6 15. Rfc1 Rc8 16. Rc2 Be7 17. Rac1 O-O 18. a3 f5 19. exf6 Nxf6 20. Bxh6! Ng4 ( 20... gxh6 21. Qe3 ) 21. Be3 Bf6 22. h3 Nxd4 23. Qxc8 Ne2+ 24. Kh1 Rxc8 25. Rxc8+ Kh7 26. hxg4 Nxc1 27. Rxc1 Qa4 28. Ng5+ Kg6 29. Nxe6 Bxb2 30. Rc8 d4 31. Bf4 Bxa3 32. Nf3 d3 33. Rc7 Kf6 34. Ned4 Bf8 35. Be5+ Kg6 36. Ne6 Qe8 37. Nxf8+ Qxf8 38. Rxg7+ Kh6 39. g5+ 1-0 (39) Alexander Grischuk (2490)-Artashes Minasian (2620) Linares ESP 1999 [thechesscorner,@gmail.com] ) 7. O-O Nc6 8. a3 Na5 9. Nbd2 c4 10. Bc2 Qc7 11. Ne5 ( 11. Re1 O-O 12. Rb1 ( 12. Nf1 Nb3 13. Bxb3 cxb3 14. N1d2 a5 15. e5 Nd5 16. Nxb3 a4 17. Nbd2 Nf4 18. Qe3 Nd5 19. Qd3 Nf4 20. Qc4 Qxc4 21. Nxc4 Nd5 ) 12... d6 13. Nf1 Rfe8 14. h3 Rac8 15. Bf4 b5 16. Ng3 Bf8 17. e5 dxe5 18. Bxe5 Qe7 19. Ng5 g6 20. N5e4 Nxe4 21. Nxe4 Bxe4 22. Bxe4 Qd7 23. h4 Nc6 24. Bg3 Ne7 25. h5 Analysis ) 11...  b5 12. f4 ( 12. Ng4 Nxg4 13. Qxg4 g6 ( 13... O-O 14. Nf3 f6 ) 14. Re1 O-O-O 15. e5 h5 16. Qe2 ) 12...  O-O 13. Ng4 Nxg4 14. Qxg4 [#] 14...  Nb3! 15. Bxb3 ( 15. Rb1 Nxd2 16. Bxd2 Bxe4 17. Bxe4 f5! 18. Qf3 fxe4 19. Qxe4 Rae8 Georgiev,Kiril-Miles 1992 1/2 1/2 ) 15...  cxb3 16. f5 exf5 17. exf5?! ( 17. Qxf5 Bd6 ( 17... Rae8 18. Nxb3 ) 18. e5 ( 18. Nf3 f6 19. Bd2 Rae8 20. Rae1 ) 18... Be7 19. Nxb3 Bd5 ) 17...  Bd6 18. Ne4? ( 18. Nf3 f6 ) ( 18. Nxb3 Bxh2+ 19. Kh1 Rfe8 ) 18...  Bxe4 19. Qxe4 Bxh2+ 20. Kh1 Rae8 -/+ 21. Qf3 Qg3 22. a4 Qxf3 23. Rxf3 Bd6 24. Be3 g5 25. g4 Re4 26. axb5 Rfe8 27. Bxg5 Re2 28. Kg1 Rxb2 29. Rf2 Ree2 30. b6 Rxf2 31. bxa7 Rg2+ 32. Kf1 Rbf2+ 33. Ke1 Rg1+ 0-1

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