31 Jan 2020

A03 Bird's Opening with 1...d5 (1.f4 d5 2.Nf3 c5 3.e3 Nc6 4.Bb5)

A03 Bird's Opening with 1...d5 (1.f4 d5 2.Nf3 c5 3.e3 Nc6 4.Bb5)
[Event "ICC 5 0"] [Site "Internet Chess Club"] [Date "2014.05.29"] [Round "?"] [White "josemacbez"] [Black "Vierjoki, Timo"] [Result "0-1"] [ECO "A03"] [WhiteElo "1446"] [BlackElo "1615"] [Annotator "Tactical Analysis 2.10 (30s), TV"] [PlyCount "99"] [EventDate "2014.??.??"] {[%evp 9,99,-48,34,0,46,-27,22,-27,8,-17,19,-9,41,0,40,27,46,15,50,24,42,29,74, 0,32,0,6,-74,0,-122,-12,-44,0,-66,112,92,232,224,232,229,242,171,188,21,64, -323,304,-608,-606,-766,-766,-766,-766,-755,-723,-985,-1007,-1070,-1000,-965, -702,-915,-913,-1545,-1505,-1351,-1341,-29966,-29970,-13271,-6596,-6463,-6326, -29981,-29981,-6339,-1555,-29980,-29981,-29986,-29987,-29989,-29990,-29990, -29986,-29990,-29990,-29990,-29991,-29991,-29992,-29995]} 1. f4 d5 {A03 Bird Opening: Dutch Variation} 2. Nf3 c5 3. e3 Nc6 4. Bb5 {A03 Bird's Opening with 1...d5} e6 5. Ne5 (5. b3 Bd6 6. Bb2 f6 7. O-O Nge7 8. Na3 O-O 9. Qe1 Bd7 10. d4 Qe8 11. Bd3 a6 12. c4 Qh5 13. Qh4 Qxh4 14. Nxh4 cxd4 15. cxd5 exd5 16. exd4 Nxd4 17. Rad1 Ndc6 18. Nc2 Bc5+ 19. Kh1 Nb4 {Wagner,G (1780)-Taylor,R (1992) Fishguard 2016 1-0 (45)}) 5... Qb6 $146 {0.34/24} (5... Nge7 $15 {-0.48/27}) ( 5... Bd7 6. Bxc6 (6. Nxd7 Qxd7 7. Qf3 f5 8. b3 Be7 9. Bb2 Nf6 10. d3 O-O 11. Nd2 a6 12. Bxc6 Qxc6 13. c4 Rac8 14. Rb1 b5 15. O-O Rfd8 16. Rfd1 dxc4 17. dxc4 Rd3 18. Nf1 Qxf3 19. gxf3 bxc4 20. bxc4 Rcd8 {Poppner,D-Delander,A (2345) Berlin 1994 1/2-1/2 (48)}) 6... Bxc6 7. Nxc6 bxc6 8. O-O Nf6 9. b3 Be7 10. Bb2 O-O 11. d3 a5 12. a4 Qb6 13. Qe2 Rad8 14. Nd2 Nd7 15. Rad1 f5 16. Kh1 Bf6 17. Ba3 Rf7 18. e4 fxe4 19. dxe4 e5 20. f5 {Colta,M (1984)-Malkowski,K Poznan 2004 1-0 (40)}) 6. Bxc6+ bxc6 7. Qh5 {-0.27/27} (7. b3 $14 {0.46/23}) 7... Qc7 { 0.22/26} (7... g6 {-0.27/27 deserves consideration.} 8. Qe2 f6) 8. O-O { -0.27/27} (8. b3 $142 {0.22/26}) 8... Nf6 9. Qe2 (9. Qf3 {seems wilder.} Bd6 10. b3 O-O 11. Nc3 c4 12. bxc4 Rb8 13. d3) 9... a5 10. b3 Ba6 {0.41/25} (10... a4 $11 {-0.09/27}) 11. d3 {0.00/29} (11. c4 $14 {0.41/25}) 11... Bd6 12. Bb2 O-O 13. a4 Nd7 14. Nxd7 Qxd7 15. Nd2 Rab8 16. Rab1 {0.00/26} (16. Kh1 $16 { 0.74/23}) 16... f6 17. Qg4 Qe7 18. Rf3 {-0.74/25} (18. Kh1 $11 {0.06/28}) { [%tqu "En","","","","c5c4","",10]} 18... e5 {0.00/28} (18... c4 $1 $17 { -0.74/25 [%mdl 512]} 19. dxc4 (19. bxc4 dxc4) 19... dxc4 20. bxc4 Bb4) 19. Rh3 {-1.22/23} (19. fxe5 $11 {0.00/28} Bxe5 20. Bxe5 Qxe5 21. Rf2) 19... Bc8 { -0.12/28} (19... exf4 $17 {-1.22/23} 20. exf4 Bc8) 20. f5 $11 {[%tqu "En","", "","","c5c4","",10]} g6 $1 {0.00/29 [%mdl 512]} 21. e4 {-0.66/25} (21. Rf1 $11 {0.00/29}) (21. fxg6 Bxg4) {[%tqu "En","","","","c5c4","",10]} 21... dxe4 $2 { 1.12/23 [#]} (21... c4 $1 $15 {-0.66/25 keeps the upper hand.} 22. bxc4 dxe4 23. dxe4 Rb4) 22. dxe4 $16 Rb4 {2.32/24} (22... Bc7 $16 {0.92/29 was worth a try.}) 23. Nc4 $18 Bc7 24. Rd1 Rf7 25. Rhd3 Rg7 26. Qf3 $2 {0.21/30} ({White should play} 26. Qh3 $18 {1.88/28}) 26... gxf5 $11 {[%tqu "En","","","","b2c3", "",10]} 27. exf5 $2 {-3.23/29 [%mdl 8192]} (27. Bc3 $1 $14 {0.64/27 stays ahead.}) 27... Rb8 $4 {3.04/32 [%mdl 8192]} (27... e4 $19 {-3.23/29 and all is fine.} 28. Bxf6 Qxf6 29. Qxe4 Bxf5 30. Qe8+ Qf8 31. Qxf8+ Kxf8) {[%tqu "En","", "","","b2e5","",10]} 28. h3 $4 {-6.08/23 [%mdl 8192]} ({Weaker is} 28. Qxc6 Bb7 $14) (28. Bxe5 $1 $18 {3.04/32 [%mdl 512]} Bxf5 (28... Bxe5 29. Rd8+) 29. Bxc7 (29. Qxf5 fxe5 30. Rd7 Rf8 $16) 29... Bxd3 30. Bxb8 Bxc2 31. Rd2 Qe1+ 32. Qf1 Qxf1+ 33. Kxf1 Bxb3 34. Nxa5 Bxa4 35. Kf2) 28... e4 $19 29. Re1 exf3 {[#]} 30. Rxe7 Rxe7 31. Rxf3 Kf7 32. g4 Ba6 33. Ne3 Rbe8 34. Kf2 Be5 35. Bc1 Bd4 36. c4 Rb8 37. Kg3 Rxb3 38. Ng2 Rxf3+ 39. Kxf3 Bxc4 40. Nf4 Bd5+ 41. Nxd5 cxd5 42. Bd2 Ra7 43. Kf4 c4 {[%mdl 32] Black mates.} 44. g5 fxg5+ 45. Kxg5 c3 46. Bc1 c2 47. h4 Bc3 48. h5 d4 {[%mdl 32]} 49. f6 d3 50. Kh6 {Accuracy: White = 23%, Black = 19%.} 0-1

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