[Event "Chivilcoy Christmas op"]
[Site "Chivilcoy"]
[Date "1986.12.19"]
[Round "6"]
[White "Malespina, Carlos Adolfo"]
[Black "Barbieri, Mariano"]
[Result "1-0"]
[ECO "B02"]
[PlyCount "127"]
[EventDate "1986.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 a6 3. e5 Ng8 4. Nf3 Nc6 5. Bc4 d6 6. Ng5 Nxe5 7. Bb3 e6 8. d4 h6 9. Nxe6 Bxe6 10. Bxe6 fxe6 11. dxe5 dxe5 12. Qh5+ Ke7 13. Qxe5 Nf6 14. Be3 Kf7 15. 0-0 Bd6 16. Qd4 Qe7 17. Ne4 Rad8 18. Nxd6+ Rxd6 19. Qb4 b6 20. Rad1 Rhd8 21. Rxd6 Rxd6 22. Qc4 a5 23. h3 Qd7 24. Bf4 Rc6 25. Qe2 Qd5 26. b3 Qf5 27. Qf3 Rxc2 28. g4 Qc5 29. Be3 Qc3 30. Qf4 e5 31. Qf5 Rxa2 32. g5 hxg5 33. Bxg5 e4 34. Bxf6 gxf6 35. Rd1 Rd2 36. Qh7+ Ke8 37. Qg6+ Kd7 38. Qf7+ Kc6 39. Qe6+ Kb7 40. Qxe4+ Ka7 41. Rxd2 Qxd2 42. Qe3 Qd1+ 43. Kg2 Qd5+ 44. Qf3 Qg5+ 45. Qg3 b5 46. h4 Qxg3+ 47. Kxg3 a4 48. bxa4 bxa4 49. h5 a3 50. h6 a2 51. h7 a1Q 52. h8Q Qe5+ 53. Kg2 c5 54. Qd8 c4 55. Qd7+ Kb6 56. Qa4 Qd5+ 57. f3 Qd2+ 58. Kg3 c3 59. Qb3+ Kc6 60. Qc4+ Kd6 61. Qb4+ Kd5 62. Qb5+ Kd4 63. Qb4+ Kd3 64. Qe4# 1-0

[Event "Chivilcoy Christmas op"]
[Site "Chivilcoy"]
[Date "1986.12.12"]
[Round "5"]
[White "Barbieri, Mariano"]
[Black "Decunta, Alberto"]
[Result "1-0"]
[ECO "B50"]
[PlyCount "99"]
[EventDate "1986.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. h3 a6 4. Nf3 Nf6 5. g3 e6 6. Bg2 Be7 7. 0-0 0-0 8. d3 Nc6 9. Bg5 Re8 10. Qd2 Bd7 11. Rfe1 h6 12. Bxf6 Bxf6 13. h4 Ne5 14. Nxe5 Bxe5 15. Rab1 a5 16. a4 Rb8 17. b3 Qf6 18. Ne2 Qd8 19. Red1 Bf6 20. d4 cxd4 21. Nxd4 Be7 22. c4 Bc6 23. Qe2 Qc7 24. Qg4 Rbd8 25. Rd3 Bf6 26. Rbd1 Bxd4 27. Rxd4 e5 28. R4d3 Bd7 29. Qh5 Qc8 30. Rxd6 Be6 31. Qxe5 Bg4 32. Rxd8 Rxd8 33. Rxd8+ Qxd8 34. Qd5 Qc7 35. e5 Be6 36. Qxb7 Qxe5 37. Be4 f5 38. Bd5 Qe1+ 39. Kg2 Bxd5+ 40. Qxd5+ Kh8 41. Qxf5 Qb4 42. Qd3 g5 43. Qd8+ Kh7 44. hxg5 hxg5 45. Qxg5 Qb7+ 46. Qd5 Qxb3 47. Qxa5 Qxc4 48. Qh5+ Kg7 49. Qg5+ Kf8 50. Qf4+ 1-0

[Event "Chivilcoy Christmas op"]
[Site "Chivilcoy"]
[Date "1986.12.11"]
[Round "4"]
[White "Barbieri, Mariano"]
[Black "Abduca, Ricardo"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "80"]
[EventDate "1986.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. h3 Nf6 4. d3 g6 5. Nf3 Bg7 6. Bg5 0-0 7. g3 Nc6 8. Bg2 Qb6 9. Rb1 e5 10. 0-0 h6 11. Bxf6 Bxf6 12. Nd5 Qd8 13. c3 Bg7 14. a4 a5 15. b4 axb4 16. cxb4 b6 17. bxc5 bxc5 18. Rb5 Be6 19. Nb6 Ra5 20. Qb1 Qc7 21. Rxa5 Nxa5 22. Qb5 Nc6 23. a5 Nb4 24. Rb1 Rb8 25. h4 Bc8 26. Ne1 Ba6 27. Qd7 Rb7 28. Qxc7 Rxc7 29. Bf1 f5 30. f3 fxe4 31. fxe4 h5 32. Na8 Rf7 33. Rd1 Bh6 34. Nb6 Be3+ 35. Kg2 Rf2+ 36. Kg1 Rd2+ 37. Kh1 Rxd1 38. Ng2 Rxf1+ 39. Kh2 Bg1+ 40. Kh3 Nxd3 0-1

[Event "Chivilcoy Christmas op"]
[Site "Chivilcoy"]
[Date "1986.11.28"]
[Round "3"]
[White "Zaccra, Francisco"]
[Black "Barbieri, Mariano"]
[Result "0-1"]
[ECO "B02"]
[PlyCount "80"]
[EventDate "1986.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. d4 h6 5. Be3 d6 6. Bd3 c6 7. 0-0 0-0 8. h3 Be6 9. e5 Ne8 10. Nh4 Nc7 11. Bxg6 fxg6 12. Nxg6 Rf7 13. Qh5 Rf5 14. Qh4 Kf7 15. g4 Rf3 16. Qh5 Ke8 17. Bxh6 Bxh6 18. Nf4+ Kd7 19. Qxh6 dxe5 20. dxe5 Qg8 21. Rad1+ Nd5 22. Ncxd5 cxd5 23. Qxe6+ Qxe6 24. Nxe6 Kxe6 25. Kg2 Rf7 26. Rfe1 Nc6 27. Re3 Nxe5 28. Rde1 Raf8 29. Rxe5+ Kd6 30. R1e2 Rc8 31. Re6+ Kd7 32. R6e5 Kd6 33. c3 Rc4 34. g5 Rg7 35. Kg3 a6 36. h4 Rh7 37. f4 b5 38. Re6+ Kd7 39. R2e5 Rf7 40. Rxd5+ Kxe6 0-1

[Event "Chivilcoy Christmas op"]
[Site "Chivilcoy"]
[Date "1986.11.21"]
[Round "2"]
[White "Barbieri, Mariano"]
[Black "Gonzalez, Julio"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "42"]
[EventDate "1986.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Qh5 e6 4. Nf3 Nf6 5. Qh4 d6 6. g3 Be7 7. d3 Qb6 8. Qg5 Nxe4 9. Qxg7 Bf6 10. Qh6 Qb4 11. Bd2 Nxd2 12. Kxd2 Ke7 13. Kc1 Bxc3 14. bxc3 Qxc3 15. Rb1 Nb4 16. Rb2 Bd7 17. a3 Qxa3 18. Qg5+ Ke8 19. Qd2 Na2+ 20. Kd1 Qxb2 21. d4 Nc3+ 0-1

[Event "Chivilcoy Christmas op"]
[Site "Chivilcoy"]
[Date "1986.11.14"]
[Round "1"]
[White "Perillo, Carlos"]
[Black "Barbieri, Mariano"]
[Result "1-0"]
[ECO "A40"]
[PlyCount "85"]
[EventDate "1986.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 b6 2. c4 d5 3. e3 c5 4. Nf3 Nf6 5. Nc3 g6 6. Be2 Bh6 7. 0-0 0-0 8. Re1 Qd6 9. cxd5 Ng4 10. g3 Nf6 11. e4 Bxc1 12. Qxc1 Bg4 13. e5 Qd7 14. exf6 Bxf3 15. Bxf3 exf6 16. d6 Nc6 17. Ne4 Qf5 18. Kg2 Nxd4 19. Nxf6+ Qxf6 20. Bxa8 Rxa8 21. Qf4 Qxf4 22. gxf4 Nc2 23. d7 Nxa1 24. Re8+ Rxe8 25. dxe8Q+ Kg7 26. b3 Nc2 27. Qa8 a5 28. Qb7 Ne1+ 29. Kf1 Nd3 30. Qxb6 Nxf4 31. Qxc5 a4 32. Qe5+ f6 33. Qxf4 g5 34. Qxa4 Kg6 35. b4 Kh5 36. b5 f5 37. b6 g4 38. b7 Kh4 39. b8Q h5 40. Qd8+ Kh3 41. Qa3+ Kxh2 42. Qg3+ Kh1 43. Qg2# 1-0

