[Event "Olympiad-20 Preliminaries D"]
[Site "Skopje"]
[Date "1972.09.19"]
[Round "1"]
[White "Hecht, Hans Joachim"]
[Black "Emma, Jaime"]
[Result "1-0"]
[ECO "C41"]
[Annotator "Hecht,H"]
[PlyCount "83"]
[EventDate "1972.09.18"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "YUG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "German Fed Rep"]
[BlackTeam "Argentina"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "ARG"]

1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. Bc4 h6 $6 (5... Be7) 6. O-O Be7 7.
Nh4 $1 Nb6 (7... Nxe4 8. Qh5 O-O (8... g6 9. Bxf7+ $18) 9. Nxe4 Bxh4 10. Bxh6
gxh6 11. Qg6+ Kh8 12. Qxh6+ Kg8 13. Qg6+ Kh8 14. Bxf7 Rxf7 15. Qxf7 {/\ f4+/-})
(7... g6 8. Nf3 $16) 8. Bb3 c6 (8... exd4 9. Qxd4 c5 (9... O-O 10. Ng6 Re8 11.
Bf4 $16) 10. Qd3 Qc7 11. Nb5 Qc6 12. c4 $16) 9. dxe5 dxe5 10. Qf3 $1 Qc7 (10...
O-O 11. Qg3) 11. a4 $1 g5 $2 (11... O-O 12. a5 Nbd7 13. Bxh6 $1 gxh6 14. Nf5
$18) (11... a5 12. Be3 $16) 12. Nf5 g4 13. Qe2 Bxf5 (13... h5 $2 14. a5 Nbd7
15. Ng7+ Kf8 16. Qc4 $18) 14. exf5 Rh7 $2 (14... Nbd5 $1 15. a5 $16) 15. Rd1
Nbd7 16. Be3 h5 17. a5 h4 18. Qc4 $1 (18. a6 $5 b5) 18... a6 19. Na4 $5 g3 (
19... Qxa5 20. Nc5 (20. Nb6 $2 Nxb6) 20... Qb5 (20... Qc7 21. Nxd7 Nxd7 22.
Qxg4) 21. Qxb5 cxb5 22. Nxb7 {/\ Nd6++/-}) 20. fxg3 hxg3 21. h3 e4 (21... Qxa5
$5 22. Nc5 Qc7 23. Nxd7 Nxd7 24. Qg4 O-O-O 25. Qxg3 $13) 22. Nb6 Rd8 23. Nd5
Nxd5 24. Rxd5 Nf6 25. Rxd8+ Qxd8 26. Bd4 Qd6 (26... Qd5 27. Qc3 Qxf5 $2 28. Rf1
$18) 27. Re1 Kf8 28. c3 Qf4 29. Qf1 (29. Rf1 Qd2 {/\ Nd5, Rxh3}) 29... Qxf1+
30. Rxf1 Nd5 $2 (30... Rh4 $16) 31. Bxd5 cxd5 32. f6 $18 Bd6 (32... Bd8 33. Rf5
Bxa5 34. Rxd5 Bc7 35. Rd7 $18) 33. Rf5 Ke8 34. Rxd5 Bc7 35. b4 Rh4 36. Kf1 Rf4+
37. Ke2 Bd8 38. Be3 $1 Rxf6 $2 (38... Rh4 39. Re5+ Kd7 40. Bg5 Rh5 41. h4 $18)
39. Rxd8+ Kxd8 40. Bg5 Ke7 41. Ke3 Ke6 42. Bxf6 1-0

