B. Spassky Leads Champion
Challenger Boris Spassky leads 3-2 in his match with world champion Tigran Petrosian at Moscow. Petrosian won the first game, the next two were drawn and Spassky administered drastic defeats in the 4th and 5th games, given below:
Tigran V Petrosian vs Boris Spassky
Petrosian - Spassky World Championship Match (1969), Moscow URS, rd 4, Apr-21
Tarrasch Defense: Classical. Carlsbad Variation (D34) 0-1
1. c4 e6 2. d4 d5 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. Bg5 cxd4 10. Nxd4 h6 11. Be3 Bg4 12. Nb3 Be6 13. Rc1 Re8 14. Re1 Qd7 15. Bc5 Rac8 16. Bxe7 Qxe7 17. e3 Red8 18. Qe2 Bg4 19. f3 Bf5 20. Rcd1 Ne5 21. Nd4 Bg6 22. Bh3 Rc4 23. g4 Rb4 24. b3 Nc6 25. Qd2 Rb6 26. Nce2 Bh7 27. Bg2 Re8 28. Ng3 Nxd4 29. exd4 Re6 30. Rxe6 Qxe6 31. Rc1 Bg6 32. Bf1 Nh7 33. Qf4 Nf8 34. Rc5 Bb1 35. a4 Ng6 36. Qd2 Qf6 37. Kf2 Nf4 38. a5 Bd3 39. Nf5 Qg5 40. Ne3(a) Qh4+ 41. Kg1 Bxf1(b) Resigns (c)
(a) No time for 40. BxB because of 40. N-Roch wins Q.
(b) The sealed move.
(c) For after 42. NxB R-K7. Or, 42. KxB Q-R6ch; 43. K-K1 RxNch; 44. QxR N-N7ch.
A complicated situation developed in the fifth game which the challenger had largely created, and handled with superb insouciance.
Boris Spassky vs Tigran V Petrosian
Petrosian - Spassky World Championship Match (1969), Moscow URS, rd 5, Apr-23
Queen's Gambit Declined: Semi-Tarrasch Defense. Exchange Variation (D41) 1-0
1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bc4 Nc6 12. O-O b6 13. Rad1 Bb7 14. Rfe1 Rc8 15. d5 exd5 16. Bxd5 Na5 17. Qf4 Qc7 18. Qf5 Bxd5 19. exd5 Qc2 20. Qf4(a) Qxa2 21. d6 Rcd8 22. d7 Qc4 23. Qf5 h6(b) 24. Rc1 Qa6 25. Rc7 b5 26. Nd4 Qb6 27. Rc8 Nb7(c) 28. Nc6 Nd6 29. Nxd8 Nxf5(d) 30. Nc6 Resigns(e)
(a) Gambling on his passed pawn.
(b) Otherwise 25. N-N5 could be troublesome.
(c) If 27. … QxN; 28. RxR RxR; 29. R-K8ch.
(d) Or, 29. … RxN; 30. R-K8ch NxR (K8); 31. PxN (Q)ch RxQ; 32. RxR (mate).
(e) 30. … R-Q1; 31. NxR N-Q3; 32. N-B6 d.ch.