[Event "Karlsbad"] [Site "Karlsbad"] [Round "21"] [White "Capablanca"] [Black "Maroczy"] [Result "1-0"] [ECO "E10"] [Opening "Neo-Indian: 3.Nf3"] {Avoidance of Bishop exchange} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Be7 5. e3 O-O 6. Nc3 Nbd7 7. Rc1 c6 8. Qc2 h6 9. Bh4 a6 10. cxd5 Nxd5 11. Bg3 $1 { Since the position is cramped, White avoids exchanging; this will give the best chance to maintainpressure} 11... Qa5 12. Nd2 Nxc3 13. bxc3 c5 (13... b5) 14. Nc4 Qd8 15. Rd1 cxd4 (15... b5 16. dxc5 Bxc5 17. Nd6 $36) 16. Rxd4 Bc5 ( 16... b5 17. Nd6 Bf6 18. Rd2 Qa5 $1 19. Nxc8 Raxc8 20. Rxd7 Rxc3 21. Qd2 Rxe3+ {possibility based on White's still uncastled King}) 17. Rd2 Qe7 18. Be2 b6 ( 18... b5 19. Na5 {Black must be content with more modest development}) 19. Nd6 Nf6 20. O-O (20. Bf3 Ra7 21. O-O {Prins}) 20... Ra7 (20... Nd5 $1 21. Ne4 Bb7 $1) 21. Bf3 Bd7 (21... Rd8 22. Rfd1 Rad7 (22... Bxd6 23. Bxd6 {two Bishops}) 23. Nxc8 Rxc8 24. Rxd7 Nxd7 25. Bb7) 22. Rfd1 e5 23. Bh4 { To provoke the following weakness} 23... g5 (23... Qe6 24. Be2) (23... Rc7 24. Nf5) 24. Bg3 Kg7 25. Be2 b5 26. h4 Rc7 {Black's defenses cave in} (26... Bxd6 27. Rxd6 Rc8) 27. hxg5 hxg5 28. Nf5+ Bxf5 29. Qxf5 { Losing a pawn and exposed to a withering attack} 29... Re8 30. Qxg5+ Kh8 31. Qh6+ Nh7 32. Bd3 f6 33. Bxh7 Qxh7 34. Qxf6+ 1-0