[Event "Irkutsk "] [Site "Siberia"] [Date "1983.??.??"] [Round "?"] [White "Palatnik"] [Black "Bykhovsky"] [Result "1-0"] [ECO "D30"] [Annotator "Fritz 11 (57s)"] [PlyCount "81"] [EventDate "1983.??.??"] {D30: Queen's Gambit Declined: Systems without Nc3} 1. c4 c6 2. d4 d5 3. Nf3 Nf6 4. Qc2 e6 5. g3 dxc4 6. Qxc4 b5 7. Qc2 Bb7 8. Bg2 Be7 9. O-O O-O {last book move} 10. Nbd2 (10. Nc3 Nbd7 $14) 10... Nbd7 11. Nb3 a5 12. Bg5 h6 13. Bxf6 Bxf6 {Black has the pair of bishops} 14. Rac1 a4 {This push gains space} ( 14... Be7 15. Ne5 a4 16. Nxc6 Bxc6 17. Qxc6 axb3 18. Qxa8 Qxa8 19. Bxa8 Rxa8 20. axb3 $14) 15. Nc5 $14 Nxc5 16. Qxc5 Be7 {Black threatens to win material: Be7xc5} 17. Qc2 Rc8 18. Rfd1 Qb6 19. Ne5 {The pressure on the backward pawn c6 grows. White threatens to win material: Ne5xc6} Rfd8 {Black threatens to win material: Rd8xd4} 20. Qe4 Rc7 21. Qf3 Bf6 22. Ng4 {White threatens to win material: Ng4xf6} (22. Qe3 $5 $14) 22... Bg5 $15 ({Weaker is} 22... Bxd4 23. e3 c5 24. Qe2 Bxg2 25. Kxg2 $16) 23. e3 {Covers f4} Rdc8 (23... c5 24. Qe2 cxd4 25. Rxc7 Qxc7 26. Bxb7 Qxb7 27. h4 $15) 24. Rc5 Be7 25. Rdc1 (25. Rh5 $5 $11) 25... Bxc5 $15 26. Rxc5 {White can be proud of that piece} f5 {Black threatens to win material: f5xg4} (26... Qa5 $5 {must definitely be considered} 27. Qe2 f6 $15) 27. Ne5 $11 {An ideal square for the white knight.} Qa5 28. Qd1 Rd8 29. h4 Qb6 (29... Ra8 30. Qc1 $11 (30. Nxc6 $143 Qb6 31. Qc2 Kh7 $17)) 30. Qc2 (30. b4 Qa6 $16) 30... Qa5 31. Nd3 Rd6 32. h5 g6 $4 (32... Rc8 $142 $11 {is the best chance}) 33. hxg6 $18 Rg7 34. Ne5 Qe1+ 35. Bf1 (35. Kh2 {might be the shorter path} Re7 $18) 35... h5 (35... Qa1 36. a3 $18) 36. a3 b4 (36... Re7 37. Nd3 Qa5 38. Nf4 $18) 37. Qxa4 f4 (37... h4 {cannot change what is in store for ?} 38. gxh4 bxa3 39. Qxa3 $18) 38. gxf4 h4 (38... bxa3 {doesn't get the bull off the ice} 39. Qxa3 Qb1 40. Kg2 $18) 39. Qxb4 Qd1 (39... Qxb4 {is still a small chance} 40. axb4 Re7 $18) 40. Rc1 $1 {Decoy: c1} c5 (40... Qxc1 41. Qc5 { Double attack} (41. Qxd6 {Discovered attack}) (41. Qc5 {Decoy})) 41. Qxb7 (41. Qxb7 Qxf1+ 42. Kxf1 Rxb7 43. dxc5 $18) 1-0