[Event "1980 Marshall International"]  [Site "New York, NY"]  [Round "?"]  [White "Anatoly Lein"]  [Black "Asa Hoffman"]  [Result "1-0"]  [ECO "B13"]  [Annotator "ATH"]  [PlyCount "63"]  [EventDate "1980.03.??"]  [EventType "swiss"]  [EventRounds "10"]  [EventCountry "USA"]  [SourceTitle "CH, June-July 1980"]  [SourceDate "2014.08.16"]  [SourceVersionDate "2014.08.16"]   1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Ne2 Bg4 7. f3 ({The  text is the main line but Stockfish prefers} 7. O-O) 7... Bd7 8. Na3 a6 9. Nc2  e6 (9... e5 $1 10. dxe5 Nxe5 11. Bf4 Bd6 $11) 10. Bf4 Bd6 (10... Qb6 $1 $11)  11. Bxd6 (11. Qd2 $5) 11... Qxd6 12. O-O (12. Qd2 $1) 12... Nge7 (12... Nf6 $1  $11) 13. Qd2 (13. Ne3 $5) 13... f6 (13... Na5 $2) 14. Kh1 (14. Ne3 $5) 14...  O-O (14... Qc7 $5) (14... e5 $5) 15. Rae1 Ng6 $6 (15... Na5 $1 $11) 16. Ne3 (  16. f4 $5 $14) 16... b5 (16... f5 $1 $14) 17. Bxg6 (17. Nc1 $1 Nge7 18. Nb3 $14  ) 17... hxg6 18. Nc1 Nd8 $6 (18... Rab8 $1 19. Nb3 g5 20. Nc5 b4 $11) 19. Nd3  Be8 $6 (19... a5 20. f4 $14) 20. f4 (20. Ng4 $5 $16) 20... Nb7 (20... a5 21.  Rf3 $16) 21. Qf2 $6 (21. g4 $1 $16) 21... a5 $6 (21... b4 $1 22. Nxb4 Bb5 23.  Rg1 a5 24. Nbc2 $11) 22. Qh4 b4 23. Rf3 Bb5 24. Nc5 $2 (24. Nf2 $16) 24... Nxc5  25. dxc5 Qxc5 26. Ng4 d4 27. Rh3 Kf7 (27... Qh5 $1 28. Qg3 (28. Qxh5 $4 gxh5  29. Rxh5 f5 $19) 28... Qf5 29. cxd4 g5 $15) 28. Qh7 $5 (28. cxd4 Qf5 (28...  Qxd4 $2 29. f5 $1 $16) 29. Ne3 Qe4 30. Ng4 $11) 28... Qe7 $4 (28... d3 $1 29.  Nh6+ Ke8 30. Qxg7 Ra7 31. Qxg6+ $11) 29. cxd4 ({The move played wins but} 29.  f5 $1 {is a real bone-cruncher}) 29... Bc6 $2 ({Running away with} 29... Ke8  30. Qxg6+ Kd8 {would prolong the game without changing the result}) 30. f5 ({  Now} 30. Rhe3 $1 {is the bone-cruncher but again, it doesn't change the outcome  }) 30... gxf5 31. Nh6+ Ke8 32. Nxf5 1-0