[Event "Mar del Plata"] [Site "Mar del Plata"] [Date "1960.03.29"] [Round "1"] [White "Incutto, Carlos"] [Black "Olafsson, Fridrik"] [Result "0-1"] [EventType "tourn"] [EventRounds "15"] [EventCountry "ARG"] [ECO "E73"] [Opening "King's Indian: 5.Be2 O-O"] 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.O-O Nc6 8.Be3 Re8 9.d5 Nd4 10.Nxd4 exd4 11.Bxd4 Nxe4 12.Nxe4 Rxe4 13.Bxg7 Kxg7 14.Qc2 Re8 15.Rfe1 Qf6 16.Bf1 Bf5 17.Qd2 a5 18.Rac1 b6 19.a4 h5 20.Rc3 Rxe1 21.Qxe1 Bd7 22.b3 Re8 23.Qd2 Re4 24.Re3 Qe5 25.Rxe4 Qxe4 26.Be2 h4 27.h3 Bf5 28.Bd1 Kf6 29.f3 Qd3 30.Qxd3 Bxd3 31.Kf2 g5 32.Ke3 Bb1 33.f4 Bg6 34.fxg5+ Kxg5 35.Kd4 Kf4 36.Bf3 Bf5 37.Bh5 f6 {#R} 0-1

[Event "Mar del Plata"] [Site "Mar del Plata"] [Date "1960.03.30"] [Round "2"] [White "Olafsson, Fridrik"] [Black "Bronstein, David I"] [Result "1/2-1/2"] [EventType "tourn"] [EventRounds "15"] [EventCountry "ARG"] [ECO "C17"] [Opening "French: Winawer, Advance, 4...c5"] 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Ne7 6. a3 Bxc3 7. Bxc3 b6 8. b4 a5 (8... Qc7) 9. Nf3 Qc7 10. b5 Nf5 11. Bd3 Nd7 12. O-O (12. Bxf5 $5) 12... Nxd4 13. Nxd4 cxd4 14. Bxd4 Nxe5 15. Qh5 Nxd3 16. cxd3 O-O 17. Bxg7 Kxg7 18. Qg5+ Kh8 19. Qf6+ Kg8 {#d} 1/2-1/2

[Event "Mar del Plata"] [Site "Mar del Plata"] [Date "1960.03.31"] [Round "3"] [White "Alvarez del Monte, Jose Luis"] [Black "Olafsson, Fridrik"] [Result "0-1"] [EventType "tourn"] [EventRounds "15"] [EventCountry "ARG"] [ECO "D02"] [Opening "Queen's Pawn: 2.Nf3 Nf6"] 1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. Nc3 a6 5. e3 b5 6. a4 b4 7. Na2 e6 8. Bxc4 Be7 9. Ne5 O-O 10. O-O c5 11. Qe2 Bb7 12. Rd1 Qc7 13. b3 Nc6 14. Nxc6 Qxc6 15. f3 cxd4 16. exd4 Nd5 17. Bd2 a5 18. Nc1 Bf6 19. Be1 Qb6 20. Qf2 Ne7 21. Ra2 Rad8 22. Rad2 Rd7 23. Ne2 Rfd8 24. g4 Ng6 25. d5 Qxf2+ 26. Bxf2 Ne5 27. Kg2 Nxc4 28. bxc4 exd5 29. Bb6 Rc8 30. cxd5 b3 31. Nd4 Bg5 32. Nxb3 Bxd2 33. Rxd2 Rxd5 {#R} 0-1

[Event "Mar del Plata"] [Site "Mar del Plata"] [Date "1960.04.02"] [Round "4"] [White "Olafsson, Fridrik"] [Black "Letelier Martner, Rene"] [Result "0-1"] [EventType "tourn"] [EventRounds "15"] [EventCountry "ARG"] [ECO "B42"] [Opening "Sicilian: Kan, 5.Bd3"] 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nc6 6. Nxc6 dxc6 7. f4 e5 8. f5 Nf6 9. Qf3 h5 10. Nc3 Bc5 11. Bd2 Ng4 12. Nd1 Qh4+ 13. g3 Qe7 14. h3 Nf6 15. Ne3 Bd7 16. O-O-O O-O-O 17. Nc4 Bd4 18. Ba5 Rdg8 19. Be2 b5 20. Rxd4 exd4 21. Qf4 Ne8 22. Nb6+ Kb7 23. e5 Nc7 24. Bf3 Rd8 25. a3 g6 26. e6 Be8 27. Nd7 Rxd7 28. exd7 Qxd7 29. Rd1 gxf5 30. Qe5 f6 31. Qc5 Ne6 32. Qb6+ Kc8 33. Re1 Rh7 34. Qxa6+ Kb8 35. Bd2 Re7 36. a4 bxa4 37. Qb6+ Kc8 38. Bb4 Rg7 39. Be2 Qc7 40. Qa6+ Kd7 41. Bc4 Bf7 42. Bxe6+ Bxe6 43. Ba5 Qb8 44. Bb6 Rxg3 45. Bxd4 Bd5 46. Bxf6 Be4 47. Qc4 Qf4+ 48. Kb1 Qd2 49. Rc1 Rxh3 50. Qf7+ Kc8 51. Be5 Qd7 52. Qf8+ Qd8 53. Qb4 Qd5 54. Qe7 Qd7 55. Qb4 Qd5 56. Qf8+ Qd8 57. Qb4 Rb3 58. Qxa4 Rb5 59. Rg1 Rxe5 60. Rg8 Re8 61. Qa8+ Kd7 62. Qa7+ Ke6 63. Rg6+ Kd5 64. b4 Qe7 65. Qa2+ Kd4 66. Qb2+ Kc4 {#R} 0-1

[Event "Mar del Plata"] [Site "Mar del Plata"] [Date "1960.04.03"] [Round "5"] [White "Marini, Luis"] [Black "Olafsson, Fridrik"] [Result "0-1"] [EventType "tourn"] [EventRounds "15"] [EventCountry "ARG"] [ECO "A17"] [Opening "English: Anglo-Indian, 2.Nc3 e6"] 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 exd5 8. e3 Bf5 9. Ne2 O-O 10. Ng3 Bg6 11. Bd3 Nc6 12. O-O Qd7 13. Bxg6 hxg6 14. a4 Rfe8 15. Re1 Re6 16. Ra2 Rae8 17. Rae2 cxd4 18. cxd4 Nh5 19. Nh1 Qe7 20. Kf1 Qh4 21. g3 Qf6 22. Kg2 Qe7 23. Nf2 f5 24. Kf1 Qf7 25. Qb3 Rd8 26. Nh3 Re7 27. Bd2 Qf6 28. f4 Qd6 29. Ng5 Nf6 30. Bc1 Na5 31. Qd3 Nc4 32. Nf3 Ne4 33. Ne5 Rc7 34. Rc2 Rdc8 35. Nxc4 Rxc4 36. Rxc4 Rxc4 37. Qb3 Qc6 {#R} 0-1

[Event "Mar del Plata"] [Site "Mar del Plata"] [Date "1960.04.04"] [Round "6"] [White "Olafsson, Fridrik"] [Black "Wexler, Bernardo"] [Result "1-0"] [EventType "tourn"] [EventRounds "15"] [EventCountry "ARG"] [ECO "A35"] [Opening "English: Symmetrical, 2.Nc3 Nc6 3.Nf3 g6"] 1. c4 c5 2. Nc3 Nc6 3. Nf3 g6 4. e3 Bg7 5. d4 Nf6 6. d5 Na5 7. e4 d6 8. h3 O-O 9. Be2 e5 10. g4 Ne8 11. Be3 f5 12. gxf5 gxf5 13. exf5 Bxf5 14. Qd2 e4 15. Ng5 Qe7 16. Rg1 b6 17. O-O-O Kh8 18. Rg2 Nc7 19. Rdg1 Rg8 20. f3 exf3 21. Nxf3 Na6 22. Bg5 Qd7 23. Bh6 Bf6 24. Rxg8+ Rxg8 25. Rxg8+ Kxg8 26. Qf4 Nb7 27. Nh4 Bxh4 28. Qxh4 Nc7 29. Bh5 Bg6 30. Ne4 Qf5 31. Qe7 Ne8 32. Bxg6 hxg6 33. Qxe8+ Kh7 34. Qf8 {#r} 1-0

[Event "Mar del Plata"] [Site "Mar del Plata"] [Date "1960.04.05"] [Round "7"] [White "Fischer, Robert James"] [Black "Olafsson, Fridrik"] [Result "1-0"] [EventType "tourn"] [EventRounds "15"] [EventCountry "ARG"] [ECO "B52"] [Opening "Sicilian: Moscow 3...Bd7"] 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nc6 6. Qe2 g6 7. c3 Bg7 8. Rd1 e5 9. Na3 Nge7 10. d4 cxd4 11. cxd4 exd4 12. Nb5 O-O 13. Nfxd4 d5 14. Nb3 a6 15. Nc3 d4 16. Na4 Rae8 17. Bf4 Nd5 18. Bg3 Qe7 19. Nac5 Kh8 20. Re1 Nb6 21. Rac1 f5 22. Qd2 Qf7 23. exf5 gxf5 24. Nd3 Nd5 25. Bd6 Rg8 26. Na5 Nxa5 27. Rxe8 Rxe8 28. Qxa5 h6 29. g3 Kh7 30. Nf4 Nxf4 31. Bxf4 Qe6 32. Bd2 Rc8 33. Re1 Qf7 34. Re7 Qg6 35. Rxb7 f4 36. Qd5 Re8 37. Bxf4 Re1+ 38. Kg2 Qd3 39. Kh3 Qg6 40. Rd7 h5 41. Kg2 h4 42. Rd6 {#r} 1-0

[Event "Mar del Plata"] [Site "Mar del Plata"] [Date "1960.04.07"] [Round "8"] [White "Olafsson, Fridrik"] [Black "Gadia, Olicio"] [Result "1-0"] [EventType "tourn"] [EventRounds "15"] [EventCountry "ARG"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. O-O-O Nbd7 10. g4 b5 11. Bxf6 Nxf6 12. g5 Nd7 13. a3 Bb7 14. Bh3 Nc5 15. Qe3 g6 16. f5 gxf5 17. exf5 O-O-O 18. fxe6 Kb8 19. Rhg1 fxe6 20. Nxe6 Nxe6 21. Bxe6 d5 22. Rg4 Bc5 23. Qg3 Bd6 24. Qd3 Bxh2 25. Nxd5 Qe5 26. Qd2 Rhf8 27. Kb1 Bf4 28. Qb4 Bxg5 29. Re1 Qg7 30. Qb3 h6 31. a4 Rfe8 32. Qg3+ Ka7 33. axb5 Rxd5 34. Qg1+ Ka8 35. bxa6 Bc6 36. Bxd5 Rxe1+ 37. Qxe1 Bxd5 38. Rb4 Qf7 39. b3 Bd8 40. Qe2 Ba5 41. Rb5 Bc7 42. Qd3 Bg2 43. Rf5 Qe6 44. Rf8+ Ka7 45. Qd4+ Qb6 46. Qc4 Be5 47. Rf7+ Ka8 48. Qc8+ Qb8 49. Qe6 Bc3 50. Re7 Qg3 51. Qc8+ {#r} 1-0

[Event "Mar del Plata"] [Site "Mar del Plata"] [Date "1960.04.08"] [Round "9"] [White "Saadi, Julio"] [Black "Olafsson, Fridrik"] [Result "0-1"] [EventType "tourn"] [EventRounds "15"] [EventCountry "ARG"] [ECO "A30"] [Opening "English: Symmetrical, 2.Nf3 Nf6 3.g3"] 1. c4 c5 2. Nf3 Nf6 3. g3 Nc6 4. Bg2 d5 5. cxd5 Nxd5 6. d4 Nf6 7. Qa4 Bd7 8. dxc5 e5 9. b4 Nd4 10. Qd1 Nxf3+ 11. exf3 a5 12. Qe2 axb4 13. Qxe5+ Be7 14. O-O O-O 15. Rd1 Re8 16. Bb2 Ra5 17. Qd4 Rxc5 18. Nd2 Rf5 19. Qc4 Bb5 20. Qc2 Bd3 21. Qa4 b5 22. Qb3 Be2 23. Ne4 Bxd1 24. Rxd1 Qb6 25. Bd4 Qe6 26. Qxe6 fxe6 27. Bh3 Rd8 28. Rd2 Ne8 29. Be3 Rxd2 30. Nxd2 Rf6 31. Bg5 Rf7 32. Bf4 g5 33. Be5 Bf6 34. Bb8 Rb7 35. Bxe6+ Kg7 {#R} 0-1

[Event "Mar del Plata"] [Site "Mar del Plata"] [Date "1960.04.09"] [Round "10"] [White "Olafsson, Fridrik"] [Black "Eliskases, Erich Gottlieb"] [Result "1-0"] [EventType "tourn"] [EventRounds "15"] [EventCountry "ARG"] [ECO "B10"] [Opening "Caro-Kann: Breyer, 3.Nd2"] 1. e4 c6 2. d3 d5 3. Nd2 Nd7 (3... g6) (3... Qc7 $5 4. Ngf3 $140 Bg4) (3... e5 $5) 4. Ngf3 Qc7 5. g3 (5. Be2 Ngf6 6. c3 e6 7. O-O Bd6 8. Qc2 c5 9. Re1 O-O $10 {Rubinetti,J-Larsen,B/Buenos Aires/1979/0:1/40/}) (5. exd5 $5 cxd5 6. d4 $1 { >< Nd7} g6 7. Bd3 Bg7 8. O-O Nh6 (8... e6 9. Re1 Ne7 10. Nf1 Nc6 11. c3 O-O 12. Bg5 $1 $14 {Fischer,R-Marovic,D/Rovinj-Zagreb/1970/1:0/48/}) 9. Re1 Nf6 10. Nf1 $1 Nf5 (10... Bf5 $2 11. Bxh6 Bxh6 12. Bxf5 gxf5 13. Ng3 Qc8 14. Qd3 Ne4 15. Qb5+ $16 {Lobron}) 11. Ng3 Nxg3 12. hxg3 Bg4 13. Bf4 Qb6 14. Qd2 $1 Bxf3 15. gxf3 e6 16. c3 O-O 17. Kg2 $14 {Lobron,E-Larsen,B/New York/1986/1:0/54/}) 5... dxe4 (5... Ngf6 6. Bg2 g6 7. O-O Bg7 8. Re1 $14) 6. dxe4 e5 7. Bg2 Bc5 8. O-O Ne7 (8... Ngf6 $5 9. b3 O-O 10. Bb2 Re8 $14 {Ligterink,G-De Boer,GJ/NLD/1987/0: 1/25/}) 9. b3 Ng6 10. Bb2 O-O 11. a3 $14 {/\ b4} a5 12. Ne1 b6 13. Nd3 Ba6 14. Nf3 Bd6 15. h4 $1 Rfe8 16. h5 Ngf8 17. Nh4 Nc5 18. Nf5 Nxd3 19. cxd3 Ne6 20. Qg4 f6 (20... Bxd3 $4 21. Rfd1 $18) 21. f4 $5 (21. Rfd1 $5 $14) 21... Rad8 $2 $18 (21... Bxd3 $5 22. fxe5 (22. Nxd6 Qxd6 23. Rfd1 $44) 22... Bxe5 23. Nh6+ Kh8 24. Bxe5 fxe5 25. Nf7+ (25. Rf7 Qd8 $13) 25... Kg8 26. Nh6+ $10) (21... Bc5+ $5 22. Kh1 Bd4 $14) 22. fxe5 Bxe5 $8 23. Nh6+ Kf8 $8 24. Rxf6+ $3 $40 Bxf6 (24... gxf6 25. Bxe5 fxe5 (25... Qxe5 26. Qg8+ Ke7 27. Qxh7+ Kd6 28. Nf7+ $18) 26. Rf1+ Ke7 (26... Nf4 27. Rxf4+ $1 exf4 28. Qg8+ Ke7 29. Qf7+ Kd6 30. Nf5+ $18) 27. Rf7+ Kd6 28. Nf5+ Kc5 29. Rxc7 Nxc7 30. Qg7 $1 Nb5 31. Ne7 Kd6 32. Qf6+ Kd7 33. Bh3+ $18) 25. Bxf6 {/\ Rf1, /\ Bg7} gxf6 (25... gxh6 26. Rf1 $1 $18) (25... Bxd3 26. Qf5 $3 (26. Bxd8 $2 Qxd8 $8 27. Rd1 gxh6 28. Qf3+ Kg7 29. Rxd3 Qe7 $16) 26... Bxe4 (26... gxh6 27. Bxd8+ Qf7 28. Qxf7+ Kxf7 29. Bxb6 $18) 27. Bxe4 Qxg3+ 28. Bg2 g6 29. Qf1 $1 $18) (25... Rxd3 26. Rf1 Rxg3 (26... gxf6 27. Rxf6+ Ke7 28. Rxe6+ Kd8 29. Rxe8+ Kxe8 30. Qg8+ Ke7 31. Qf7+ Kd8 32. Qf8+ Kd7 33. Bh3#) 27. Bd8+ Bxf1 28. Qf5+ $18) 26. Qg8+ Ke7 27. Qxh7+ $1 (27. Qf7+ $6 Kd6 28. Nf5+ Ke5 29. d4+ Rxd4 $8 30. Qxe8 Rd8 $13) 27... Kd6 (27... Kf8 28. Qg8+ Ke7 29. Qf7+ Kd6 30. Nf5+ $1 Kc5 (30... Ke5 31. d4+ $1 Rxd4 $8 32. Qxe8 $18) 31. d4+ Rxd4 $8 32. Qxe8 $18) 28. e5+ $1 Kxe5 (28... fxe5 29. Nf5+ $1 Kc5 30. Rc1+ Bc4 (30... Kb5 31. Qxc7 Nxc7 32. Bxc6#) 31. Rxc4+ Kb5 32. Qxc7 Nxc7 33. Bxc6+ Ka6 34. Bxe8 Nxe8 35. h6 $18) 29. d4+ $1 Rxd4 $8 (29... Kxd4 30. Rd1+ Kc3 $8 31. Rc1+ $18) (29... Kd6 30. Nf5#) 30. Nf7+ $1 Qxf7 31. Qxf7 Rdd8 32. Re1+ Kd6 33. Qxf6 Bc8 34. Qe5+ Kd7 35. Bh3 1-0

[Event "Mar del Plata"] [Site "Mar del Plata"] [Date "1960.04.10"] [Round "11"] [White "Foguelman, Alberto"] [Black "Olafsson, Fridrik"] [Result "0-1"] [EventType "tourn"] [EventRounds "15"] [EventCountry "ARG"] [ECO "B32"] [Opening "Sicilian: Open, 2...Nc6"] 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 Nf6 7. Bd3 a6 8. O-O Nxd4 9. Bxd4 Bc5 10. Bxc5 Qxc5 11. Qe2 d6 12. Rfe1 b5 13. e5 dxe5 14. Qf3 Ra7 15. Qg3 O-O 16. Rxe5 Qe7 17. Ne4 Rd8 18. Re1 Rad7 19. Ng5 h6 20. Nf3 Bb7 21. a3 Qd6 22. h3 Qb6 23. Qf4 Rd5 24. R5e3 a5 25. Ne5 Rd4 26. Qh2 R4d6 27. Qg3 Qc5 28. Ng4 Nxg4 29. hxg4 b4 30. axb4 Qxb4 31. g5 hxg5 32. Qxg5 Rd5 33. Qg3 Qxb2 34. Qh3 Rg5 35. Bh7+ Kf8 36. Rb3 Bxg2 37. Qh4 Qe5 38. Rbe3 Be4+ 39. Kf1 Qb5+ 40. R3e2 Bxh7 41. Qxh7 Qd5 42. Qh8+ Ke7 43. Qh3 Rh5 44. Qa3+ Rd6 45. f3 Qg5 46. Rg2 Rh1+ {#R} 0-1

[Event "Mar del Plata"] [Site "Mar del Plata"] [Date "1960.04.12"] [Round "12"] [White "Spassky, Boris V"] [Black "Olafsson, Fridrik"] [Result "1-0"] [EventType "tourn"] [EventRounds "15"] [EventCountry "ARG"] [ECO "B80"] [Opening "Sicilian: Scheveningen"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be3 a6 7. Bd3 b5 8. f4 Nbd7 9. a3 Bb7 10. O-O Be7 11. Qf3 Rc8 12. Rae1 O-O 13. g4 g6 14. Nde2 d5 15. e5 Ne4 16. Nxe4 dxe4 17. Bxe4 Bxe4 18. Qxe4 Rc4 19. Qf3 Rxc2 20. Nd4 Rc4 21. Nc6 Qe8 22. f5 Bh4 23. Rc1 Rxc1 24. Bxc1 exf5 25. Bh6 fxg4 26. Qxg4 Be7 27. b4 Bd8 28. Nxd8 Qxd8 29. Qd4 Qe7 30. e6 fxe6 31. Bxf8 Nxf8 32. Qf6 Qe8 33. Rd1 Nd7 34. Qd4 Nf8 35. Qd8 Qf7 36. Rf1 Qg7 37. Qf6 g5 38. Qxg7+ Kxg7 39. Rd1 Kf6 40. Rd6 Ke5 41. Rxa6 Kd5 42. Ra7 e5 43. Rc7 Ne6 44. Rxh7 Ke4 45. Kf2 Nd4 46. a4 bxa4 47. Ra7 Kf4 48. Rxa4 e4 49. Ra8 e3+ 50. Kf1 Kf3 51. Rf8+ Ke4 52. Rd8 e2+ 53. Kf2 e1=Q+ 54. Kxe1 Nc2+ 55. Kf2 Nxb4 56. Rf8 Nd5 57. Kg3 Ke5 58. Ra8 Nc7 59. Ra7 Ne6 60. Rf7 {#r} 1-0

[Event "Mar del Plata"] [Site "Mar del Plata"] [Date "1960.04.13"] [Round "13"] [White "Olafsson, Fridrik"] [Black "Bazan, Osvaldo"] [Result "1-0"] [EventType "tourn"] [EventRounds "15"] [EventCountry "ARG"] [ECO "B28"] [Opening "Sicilian: O'Kelly, 3.c3 d5"] 1. e4 c5 2. Nf3 a6 3. c3 d5 4. exd5 Nf6 5. c4 e6 6. dxe6 Bxe6 7. Nc3 Nc6 8. Be2 Nd4 9. d3 Nxe2 10. Qxe2 Be7 11. O-O O-O 12. h3 Qc7 13. Ng5 Bf5 14. Nge4 Rfe8 15. Qf3 Bg6 16. Bf4 Qc6 17. Rae1 Nxe4 18. dxe4 b5 19. b3 Bf6 20. Nd5 Be5 21. Bxe5 Rxe5 22. Qg3 Rae8 23. f4 Rxe4 24. f5 Bxf5 25. Rxe4 Bxe4 26. Nf6+ Kh8 27. Nxe8 Qxe8 28. Qc7 bxc4 29. Rd1 {#r} 1-0

[Event "Mar del Plata"] [Site "Mar del Plata"] [Date "1960.04.14"] [Round "14"] [White "Bielicki, Carlos"] [Black "Olafsson, Fridrik"] [Result "1/2-1/2"] [EventType "tourn"] [EventRounds "15"] [EventCountry "ARG"] [ECO "E12"] [Opening "Queen's Indian: 4.Nc3 Bb7"] 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. e3 Bb4 6. Bd3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Nxd2 11. Bxd2 Qf6 12. a4 Nc6 13. f3 Ba6 14. e4 Na5 15. exf5 exf5 16. c5 Bxd3 17. Qxd3 Qf7 18. Bf4 Rac8 19. Rae1 Qc4 20. Qxc4+ Nxc4 21. Rb1 Rfe8 22. Kf2 d5 23. Rfe1 Rxe1 24. Kxe1 c6 25. Kf2 Kf7 26. h4 Ke6 27. h5 Kf6 28. a5 bxc5 29. a6 cxd4 30. cxd4 Nb6 31. Bd6 Ke6 32. Bc5 Rc7 33. Bxb6 axb6 34. Rxb6 Kd6 35. Ke3 Ra7 36. Kf4 Kc7 37. Rb4 Rxa6 38. Kxf5 Ra8 39. Kf4 Rf8+ 40. Ke3 Re8+ 41. Kf4 Re7 42. Rb3 Rf7+ 43. Ke5 Re7+ 44. Kf5 Re1 45. g4 Rd1 46. Rb4 Rc1 47. Ra4 Kb7 48. f4 Rc4 49. Rxc4 dxc4 50. Ke4 Kc7 51. g5 Kd6 52. f5 Ke7 53. Ke3 h6 54. gxh6 gxh6 55. Kd2 Kf6 56. Kc3 Kxf5 57. Kxc4 {#d} 1/2-1/2

[Event "Mar del Plata"] [Site "Mar del Plata"] [Date "1960.04.15"] [Round "15"] [White "Olafsson, Fridrik"] [Black "Redolfi, Argentino Rodolfo"] [Result "1/2-1/2"] [EventType "tourn"] [EventRounds "15"] [EventCountry "ARG"] [ECO "B10"] [Opening "Caro-Kann: 2.Nc3 d5"] 1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. h4 h6 9. c3 Bd6 10. Nf4 Bh7 11. Ngh5 Nxh5 12. Nxh5 Rg8 13. Qg4 Bf5 14. Qe2 Nd7 15. g4 Bh7 16. Bf4 Qe7 17. Bg3 O-O-O 18. O-O-O Nf6 19. Nxf6 Qxf6 20. Qe3 Rh8 21. Bxd6 Rxd6 22. g5 Qg6 23. Bd3 Qh5 24. Qe5 Rdd8 {#d} 1/2-1/2