[Event "Buenos Aires FAOGBA op 2nd"]
[Site "Buenos Aires"]
[Date "2024.03.18"]
[Round "8"]
[White "Mavrich, Demian"]
[Black "Cumpe, Lucas"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "2252"]
[BlackElo "2191"]
[PlyCount "88"]
[EventDate "2024.03.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. g3 Nc6 4. Bg2 e5 5. 0-0 g6 6. a4 Bg7 7. d3 Nf6 8. Na3 0-0 9. Nc4 d6 10. a5 Be6 11. Nb6 Rb8 12. Bd2 h6 13. c4 Bg4 14. b4 Nxb4 15. Bxb4 cxb4 16. Qa4 Nd7 17. Nxd7 Bxd7 18. Qxb4 Qc7 19. Rfb1 Rfc8 20. Ne1 Bf6 21. Nc2 Qc5 22. Ne3 Be6 23. h4 Bd8 24. h5 gxh5 25. Qa4 Bg5 26. Nf5 Bxf5 27. exf5 h4 28. gxh4 Bxh4 29. Ra2 Qd4 30. Be4 Kh8 31. Rab2 Rg8+ 32. Kf1 d5 33. Bf3 Qxd3+ 34. Be2 Qxf5 35. Bd1 Qh3+ 36. Ke1 Qe3+ 37. Kf1 Qh3+ 38. Ke1 Rg1+ 39. Kd2 Bxf2 40. Rb3 Be1+ 41. Kc1 Bc3 42. Rb6 Qe3+ 43. Kc2 Rg2+ 44. Kb3 Bxa5# 0-1

[Event "Buenos Aires FAOGBA op 2nd"]
[Site "Buenos Aires"]
[Date "2024.03.16"]
[Round "6"]
[White "Mavrich, Demian"]
[Black "Salinas Herrera, Pablo Patricio"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2252"]
[BlackElo "2478"]
[PlyCount "112"]
[EventDate "2024.03.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Qe2 Nc6 5. c3 Bg4 6. h3 Bxf3 7. Qxf3 g6 8. 0-0 Bh6 9. d3 Bxc1 10. Rxc1 0-0 11. Bb3 b5 12. Nd2 Rb8 13. Qe3 Qb6 14. Nf3 c4 15. Qxb6 Rxb6 16. Bc2 cxd3 17. Bxd3 Nd7 18. Kf1 Nc5 19. Ke2 b4 20. cxb4 Nxb4 21. Bb1 Rfb8 22. Nd2 Nc6 23. b3 Kg7 24. Ke3 a5 25. Nc4 Ra6 26. Nb2 Ne5 27. Bc2 Ra7 28. Bd1 Rb4 29. f3 f5 30. exf5 gxf5 31. g3 Ned7 32. Rab1 f4+ 33. gxf4 Nb6 34. Nc4 Nd5+ 35. Kd2 Nxf4 36. Bc2 a4 37. Rg1+ Kf6 38. Rg4 e5 39. a3 Rxb3 40. Bxb3 Nxb3+ 41. Rxb3 axb3 42. Kc3 d5 43. Nd2 Rxa3 44. Nxb3 Ra2 45. Nc5 Rf2 46. h4 Rxf3+ 47. Kd2 h6 48. Rg8 e4 49. Nd7+ Ke6 50. Nc5+ Kd6 51. Nb7+ Ke5 52. Rh8 e3+ 53. Ke1 Rh3 54. Re8+ Kd4 55. Kd1 Rh1+ 56. Kc2 e2 0-1

[Event "Temuco op 1st"]
[Site "Temuco"]
[Date "2023.10.09"]
[Round "7"]
[White "Henriquez Hidalgo, Camilo Alonso"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2065"]
[BlackElo "2244"]
[PlyCount "118"]
[EventDate "2023.10.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. Be3 e6 9. 0-0-0 Bb4 10. Bd2 0-0 11. a3 Ba5 12. g4 Bxc3 13. Bxc3 Qd5 14. Qxd5 cxd5 15. Bd3 Nc6 16. Rhe1 a6 17. a4 Rfc8 18. a5 Ne8 19. f4 Nd6 20. f5 exf5 21. Bxf5 Nxf5 22. gxf5 Re8 23. Kd2 f6 24. Kd3 Kf7 25. Bd2 Rxe1 26. Rxe1 Rd8 27. b3 Ne7 28. Rf1 Nc6 29. Rf4 g5 30. fxg6+ hxg6 31. h4 Rh8 32. c4 Rh5 33. cxd5 Rxd5 34. Kc4 Rb5 35. b4 Ne7 36. Rf1 Rh5 37. Rf4 Ke6 38. Re4+ Kd6 39. Rg4 Ke6 40. Re4+ Kd7 41. Rg4 Rf5 42. Bf4 Kc6 43. Be3 Nd5 44. Re4 Kd7 45. Bg1 b5+ 46. axb6 Nxb6+ 47. Kd3 Rf3+ 48. Ke2 Rb3 49. Rg4 Nd5 50. Kd2 Ne7 51. d5 Nxd5 52. Bc5 Rh3 53. Ke1 Ke6 54. Kf2 Kf5 55. Rd4 Nf4 56. Rd6 Rxh4 57. Bb6 Ke5 58. Rxf6 Rh2+ 59. Kg1 Rg2+ 0-1

[Event "Temuco op 1st"]
[Site "Temuco"]
[Date "2023.10.08"]
[Round "5"]
[White "Flores, Diego"]
[Black "Mavrich, Demian"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2537"]
[BlackElo "2244"]
[PlyCount "95"]
[EventDate "2023.10.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Bb5+ Nc6 9. d5 Bxc3+ 10. Bd2 Qa5 11. Rb1 a6 12. Ba4 b5 13. dxc6 bxa4 14. 0-0 Bxd2 15. Nxd2 Be6 16. Qc1 0-0 17. Nf3 Rfc8 18. Rb7 Rxc6 19. Qh6 Qc3 20. e5 Bd5 21. Rc1 Qa3 22. Qd2 Bxf3 23. Rc3 Qxc3 24. Qxc3 Bd5 25. a3 e6 26. h4 Rcc8 27. Rd7 h5 28. Qc1 Rab8 29. Qf4 Rf8 30. Qxa4 Rbc8 31. Qa5 c4 32. Rc7 Ra8 33. Kh2 Rfb8 34. f3 Rb5 35. Qd2 Rb7 36. Rxb7 Bxb7 37. Qd7 Bd5 38. Qc7 Kg7 39. Kg3 Rf8 40. Kf4 Kh6 41. g4 hxg4 42. fxg4 g5+ 43. hxg5+ Kg7 44. Qe7 Rc8 45. g6 Kxg6 46. Qf6+ Kh7 47. Qxf7+ Kh8 48. Kg5 1-0

[Event "Temuco op 1st"]
[Site "Temuco"]
[Date "2023.10.07"]
[Round "2"]
[White "Mavrich, Demian"]
[Black "Valderrama Troncoso, Mauricio"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2244"]
[BlackElo "1797"]
[PlyCount "82"]
[EventDate "2023.10.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. c3 Bg7 5. d4 cxd4 6. cxd4 Qb6 7. Bxc6 dxc6 8. h3 Nf6 9. 0-0 Nxe4 10. Re1 Nf6 11. Qe2 e6 12. Bf4 0-0 13. Na3 Qb4 14. Nc4 Rd8 15. Nd6 Nd5 16. Be5 Bf8 17. a3 Qa4 18. Ne4 Be7 19. Rac1 b6 20. Qd2 f6 21. Bg3 Bb7 22. Nc3 Nxc3 23. Qxc3 c5 24. dxc5 Rac8 25. Qe3 Bd5 26. cxb6 axb6 27. Qxb6 e5 28. Rxc8 Rxc8 29. Bxe5 fxe5 30. Rxe5 Qd7 31. Qa5 Bxf3 32. gxf3 Rc1+ 33. Kg2 Qd1 34. Qd5+ Qxd5 35. Rxd5 Rc2 36. b4 Kf7 37. Rd3 Ke6 38. Kg3 Bd6+ 39. Kg2 Be7 40. Kg3 Bd6+ 41. Kg2 Be7 1/2-1/2

[Event "Temuco op 1st"]
[Site "Temuco"]
[Date "2023.10.06"]
[Round "1"]
[White "Bohm Alarcon, Freddy"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "A44"]
[WhiteElo "1436"]
[BlackElo "2244"]
[PlyCount "86"]
[EventDate "2023.10.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. d4 c5 2. d5 e5 3. c4 d6 4. Nc3 Be7 5. e4 Bg5 6. Nge2 Bxc1 7. Rxc1 Ne7 8. Ng3 Nd7 9. Bd3 Nf6 10. Qd2 0-0 11. 0-0 a6 12. Nce2 b5 13. b3 b4 14. f4 exf4 15. Nxf4 Ng6 16. Nxg6 hxg6 17. Rce1 Ng4 18. Qf4 Ne5 19. Bb1 a5 20. Bc2 a4 21. Ra1 Qe7 22. Nh1 Bd7 23. Qg3 Ra7 24. Nf2 Rfa8 25. Nd3 Nxd3 26. Qxd3 axb3 27. Bxb3 Qe5 28. Qf3 f6 29. Qf4 Qe7 30. Qg3 g5 31. Rfe1 Kf7 32. Re2 Rh8 33. Rf1 Ke8 34. Qd3 Qe5 35. g3 Kd8 36. Qc2 Bg4 37. Rd2 Re8 38. Re1 Bf3 39. Ba4 Ree7 40. Bc6 Bxe4 41. Qb3 Ra3 42. Qd1 Rxg3+ 43. Kf1 Bd3+ 0-1

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "11"]
[White "Aranda, Juan Manuel"]
[Black "Mavrich, Demian"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2126"]
[BlackElo "2234"]
[PlyCount "89"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nf6 3. Bg2 Nc6 4. d3 e6 5. e4 d5 6. Nbd2 Be7 7. 0-0 0-0 8. Re1 b5 9. e5 Nd7 10. Nf1 f6 11. exf6 Nxf6 12. Bf4 Bd6 13. Bg5 Qe8 14. Ne3 Qg6 15. c4 bxc4 16. dxc4 d4 17. Bxf6 Qxf6 18. Ng4 Qf7 19. Ng5 Qe8 20. Qd3 Rf5 21. Qxf5 Bd7 22. Qxh7+ Kf8 23. Qh8+ Ke7 24. Qxg7+ Kd8 25. Nf6 Qe7 26. Qg8+ Kc7 27. Qxa8 Qxf6 28. Nxe6+ Kb6 29. Bxc6 Bxc6 30. Qd8+ Qxd8 31. Nxd8 Bf3 32. Re6 Kc7 33. Rxd6 Kxd6 34. Re1 d3 35. Re3 Be2 36. Nf7+ Kc7 37. Re7+ Kc8 38. Re8+ Kd7 39. Rd8+ Ke7 40. f4 Kxf7 41. Kf2 Ke7 42. Rd5 Ke6 43. Ke3 d2 44. Kxe2 a5 45. Kxd2 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "9"]
[White "Lara Leon, Enrry Eduardo"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1843"]
[BlackElo "2234"]
[PlyCount "136"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 d5 2. e5 c5 3. f4 Nc6 4. Nf3 Bg4 5. c3 d4 6. d3 e6 7. c4 Nge7 8. Nbd2 Nf5 9. Ne4 Be7 10. Be2 b6 11. a3 a5 12. Qa4 Qd7 13. Qc2 a4 14. 0-0 Na5 15. Bd2 Nb3 16. Rae1 Nxd2 17. Qxd2 Ne3 18. Rf2 0-0 19. h3 Bf5 20. Ng3 Rfb8 21. Nf1 Nxf1 22. Rexf1 h5 23. Nh2 h4 24. Bg4 b5 25. Bxf5 exf5 26. cxb5 Rxb5 27. Re1 Rab8 28. Qc1 Rb3 29. Rd1 Qb5 30. Rfd2 Rxb2 31. Rxb2 Qxb2 32. Qc4 Qe2 33. Qxa4 Rb2 34. Qa8+ Kh7 35. Rf1 c4 36. Qf3 cxd3 37. e6 fxe6 38. a4 Ra2 39. Rf2 Qxf2+ 40. Qxf2 Rxf2 41. Kxf2 Bb4 42. Nf3 Bc3 43. a5 Bxa5 44. Nxd4 Bc3 45. Nxe6 Kg6 46. Nc5 Bd4+ 47. Ke1 Bxc5 48. Kd2 Bd6 49. Kxd3 Bxf4 50. Ke2 Bg3 51. Kf3 Kg5 52. Ke2 Kf4 53. Kf1 g5 54. Kg1 Ke3 55. Kf1 Kd2 56. Kg1 Ke1 57. Kh1 Be5 58. Kg1 Ke2 59. Kh1 Kf2 60. g3 Kxg3 61. Kg1 Kxh3 62. Kh1 Bh8 63. Kg1 f4 64. Kh1 f3 65. Kg1 Kg3 66. Kh1 g4 67. Kg1 f2+ 68. Kh1 f1Q# 0-1

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "8"]
[White "Mavrich, Demian"]
[Black "Herrera, Martin"]
[Result "1/2-1/2"]
[ECO "D46"]
[WhiteElo "2234"]
[BlackElo "2198"]
[PlyCount "131"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. b3 b6 2. Bb2 Bb7 3. Nf3 Nf6 4. c4 e6 5. d4 Be7 6. e3 0-0 7. Bd3 d5 8. 0-0 Nbd7 9. Nc3 c6 10. Rc1 Re8 11. Re1 Bf8 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 Nf6 15. Bb1 c5 16. Ne5 Qc7 17. Qd2 Rad8 18. Qf4 Bd6 19. Rcd1 cxd4 20. Bxd4 Bb4 21. Re3 Rd7 22. Rg3 Nh5 23. Qg4 Rxd4 24. Rxd4 Qxe5 25. Re3 Qa5 26. Rd7 Bc6 27. Rc7 Ba8 28. Rd3 Bf8 29. h4 b5 30. Qg5 Qxc7 31. Qxh5 g6 32. Qxb5 Qc6 33. Qg5 Be7 34. Qg4 Rd8 35. Rxd8+ Bxd8 36. f3 Bb6+ 37. Kh1 Qc5 38. Kh2 Qg1+ 39. Kh3 Qh1+ 40. Kg3 Qe1+ 41. Kh2 Qxb1 42. Qf4 Bxf3 43. Qxf3 Qxa2 44. Kh3 Qb2 45. Qa8+ Kg7 46. Qf3 Qe5 47. g4 h5 48. gxh5 Qxh5 49. Qc3+ f6 50. Qd2 Qf5+ 51. Kg3 Qe5+ 52. Kf3 Qd4 53. Qb4 Qf2+ 54. Kg4 f5+ 55. Kh3 Qf3+ 56. Kh2 Bc7+ 57. Kg1 Bg3 58. Qe7+ Kh6 59. Qg5+ Kh7 60. Qe7+ Kg8 61. Qe8+ Kg7 62. Qe7+ Kh8 63. Qe8+ Kh7 64. Qe7+ Kg8 65. Qe8+ Kg7 66. Qe7+ 1/2-1/2

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "4"]
[White "Mavrich, Demian"]
[Black "Leto, Enzo"]
[Result "1/2-1/2"]
[ECO "C06"]
[WhiteElo "2234"]
[BlackElo "2137"]
[PlyCount "119"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ngf3 g6 8. 0-0 Bg7 9. Re1 0-0 10. Nf1 Qb6 11. Bc2 f6 12. dxc5 Qxc5 13. Be3 Qe7 14. exf6 Qxf6 15. Ng3 Nde5 16. Nxe5 Nxe5 17. Bd4 Qg5 18. h4 Qf4 19. Qc1 Qxc1 20. Raxc1 Nc4 21. Bxg7 Kxg7 22. Rb1 Bd7 23. Bd3 Rac8 24. Bxc4 Rxc4 25. h5 Rcf4 26. f3 Kf6 27. hxg6 hxg6 28. Re3 e5 29. Rd1 Bc6 30. Ne2 Ra4 31. a3 Re8 32. Kf2 Ra6 33. Rd2 Ra4 34. Nc1 Rh4 35. Nd3 a5 36. Rd1 Ba4 37. Rde1 e4 38. Nc5 Bc6 39. b4 axb4 40. axb4 b6 41. Nb3 Rf4 42. Nd4 Bb7 43. g3 Rf5 44. Nxf5 gxf5 45. fxe4 fxe4 46. Kg2 Ke5 47. Rf1 Rg8 48. Rd1 Bc6 49. Re2 Ba4 50. Rde1 Bb5 51. Rf2 Bd3 52. Ra1 d4 53. cxd4+ Kxd4 54. Re1 e3 55. Rf4+ Be4+ 56. Kh3 Rh8+ 57. Kg4 Rg8+ 58. Kh3 Rh8+ 59. Kg4 Rg8+ 60. Kh3 1/2-1/2

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "2"]
[White "Mavrich, Demian"]
[Black "Mercado Florez, Diego Armando"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2234"]
[PlyCount "53"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Bb7 6. c3 Nf6 7. 0-0 d6 8. Re1 Be7 9. d4 exd4 10. cxd4 Qd7 11. a4 bxa4 12. Bxa4 0-0 13. d5 Nd8 14. Bxd7 Bc8 15. Bxc8 Rxc8 16. Rxa6 c6 17. Nc3 cxd5 18. exd5 Nb7 19. Rxe7 Nc5 20. Raa7 Nce4 21. Nxe4 Nxe4 22. Rxe4 Rce8 23. Rxe8 Rxe8 24. h4 g6 25. Bh6 Re5 26. Ra8+ Re8 27. Rxe8# 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "10"]
[White "Mavrich, Demian"]
[Black "Valladolid Martin, Francisco Jose"]
[Result "1-0"]
[ECO "B28"]
[WhiteElo "2234"]
[BlackElo "1888"]
[PlyCount "43"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. c3 d3 5. Bxd3 d6 6. 0-0 g6 7. Nbd2 Bg7 8. a4 b6 9. Nc4 Qc7 10. Be3 Nd7 11. a5 b5 12. Nb6 Nxb6 13. Bxb6 Qd7 14. Re1 Bb7 15. e5 Bxf3 16. Qxf3 d5 17. b3 Rc8 18. c4 bxc4 19. bxc4 dxc4 20. Be4 e6 21. Bb7 Rb8 22. Bc6 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "6"]
[White "Mavrich, Demian"]
[Black "Zabala, Adriel"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2234"]
[BlackElo "2065"]
[PlyCount "87"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. d4 e5 4. dxe5 Qxd1+ 5. Kxd1 Nc6 6. Bb5 Bg4+ 7. Nf3 0-0-0+ 8. Ke1 Nxe5 9. Nbd2 Ng6 10. Nb3 Nf6 11. Bg5 Be7 12. c3 h6 13. Be3 c6 14. Be2 Kb8 15. Nbd4 c5 16. Nb3 b6 17. h3 Be6 18. Bb5 Bd5 19. Ke2 Kb7 20. Nbd2 a6 21. Bc4 Rhe8 22. Rhd1 Bd6 23. Kf1 Bc6 24. a4 Re7 25. b4 Bc7 26. bxc5 bxc5 27. Bxc5 Red7 28. Rdb1+ Ka8 29. Ra2 Ne4 30. Nxe4 Bxe4 31. Bxa6 Bxb1 32. Rb2 Bd3+ 33. Bxd3 Rxd3 34. Bd4 Rd1+ 35. Ke2 Ra1 36. Bxg7 Rxa4 37. Nd4 h5 38. Bf6 Re8+ 39. Kf3 Ra3 40. Nb5 Ra6 41. Nxc7+ Ka7 42. Nxe8 Re6 43. Bd4+ Ka6 44. Nc7+ 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "5"]
[White "Mirabet, Luis"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "2234"]
[PlyCount "48"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. d4 e5 4. dxe5 Qxd1+ 5. Kxd1 Bf5 6. f4 Nc6 7. c3 0-0-0+ 8. Ke1 f6 9. Nf3 Bc5 10. Bb5 fxe5 11. Bxc6 bxc6 12. Nxe5 Nf6 13. Nd2 Rhe8 14. Kf1 Ng4 15. Ndc4 Rd1+ 16. Ke2 Rxh1 17. b4 Bd6 18. h3 Nxe5 19. fxe5 Bxe5 20. Nxe5 Rxe5+ 21. Kf3 Ree1 22. Kf4 Rxc1 23. Rxc1 Rxc1 24. Kxf5 Rxc3 0-1

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "1"]
[White "Olarte Parra, Jhoan Sebastian"]
[Black "Mavrich, Demian"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1999"]
[BlackElo "2234"]
[PlyCount "55"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. e3 e6 4. b3 c5 5. Bb2 Nc6 6. Bb5 Qb6 7. Nc3 a6 8. Bxc6+ Qxc6 9. 0-0 b5 10. Ne5 Qb6 11. Qf3 Bd6 12. d3 0-0 13. Ne2 Bb7 14. Qg3 Rfd8 15. Nd7 Rxd7 16. Bxf6 Bf8 17. f5 Re8 18. Bxg7 f6 19. Bxf6+ Bg7 20. Nf4 Kh8 21. fxe6 Rc7 22. Qh4 c4 23. d4 Rxe6 24. Bxg7+ Kxg7 25. Nxe6+ Qxe6 26. Qg3+ Kh6 27. Qxc7 Qxe3+ 28. Kh1 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "7"]
[White "Riquelme, Eduard"]
[Black "Mavrich, Demian"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "1867"]
[BlackElo "2234"]
[PlyCount "131"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 b5 6. cxb5 Qxb5 7. Nc3 Qd3 8. Qe2 Qxe2+ 9. Kxe2 Nf6 10. d4 cxd4 11. Nxd4 a6 12. Bg5 Nbd7 13. Rac1 e5 14. Nf5 g6 15. Ne3 Be7 16. Bxf6 Nxf6 17. Ned5 Nxd5 18. Nxd5 Rb8 19. b3 a5 20. Rhd1 Bd8 21. Rc6 0-0 22. Rxd6 f5 23. Re6 fxe4 24. Rxe5 Bb6 25. Nxb6 Rxb6 26. Rxe4 Rb5 27. f3 Rf7 28. Rd8+ Kg7 29. Rde8 Rc5 30. Kd2 Rd7+ 31. Ke3 Rc2 32. g4 Rxa2 33. h4 Ra3 34. R8e7+ Rxe7 35. Rxe7+ Kg8 36. Ra7 Rxb3+ 37. Kf4 Rb5 38. Ke4 h5 39. gxh5 Rxh5 40. Ke3 Rf5 41. f4 Rb5 42. Kf3 Rh5 43. Kg4 Rf5 44. Kf3 Kf8 45. Kg4 Rh5 46. Kf3 Rxh4 47. Rxa5 Rh1 48. Ra7 Rg1 49. Ke4 Re1+ 50. Kf3 Re6 51. Kg4 Re7 52. Ra6 Re1 53. Rxg6 Kf7 54. Rb6 Rc1 55. Kf5 Rc5+ 56. Kg4 Ra5 57. f5 Kg7 58. Kg5 Ra7 59. Rc6 Kf7 60. Rf6+ Kg7 61. Rb6 Kf7 62. Rh6 Kg7 63. f6+ Kf8 64. Kg6 Ke8 65. Rh8+ Kd7 66. Rh7+ 1-0

[Event "Santa Rosa op 4th"]
[Site "Santa Rosa"]
[Date "2019.07.06"]
[Round "1.5"]
[White "Mavrich, Demian"]
[Black "Badde, Pablo"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2262"]
[BlackElo "1754"]
[PlyCount "51"]
[EventDate "2019.07.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. c4 Nf6 4. Nc3 d5 5. cxd5 Nxd5 6. g3 Be7 7. Bg2 Be6 8. Nf3 0-0 9. 0-0 Qd7 10. d3 Nxc3 11. Bxc3 f6 12. Re1 Nd4 13. e3 Nb5 14. Bb2 Bb4 15. Rf1 Rfd8 16. d4 exd4 17. Nxd4 Nxd4 18. Bxd4 Bd5 19. Bxf6 Bxg2 20. Bxd8 Qh3 21. Bxc7 Rf8 22. f3 Bxf1 23. Qd5+ Kh8 24. Rxf1 h6 25. Rc1 Rf5 26. Qe4 1-0

[Event "Mendoza"]
[Site "Mendoza"]
[Date "2019.01.29"]
[Round "6.5"]
[White "Pierucci, Fabian"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1926"]
[BlackElo "2284"]
[PlyCount "110"]
[EventDate "2019.01.26"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Bc4 Nf6 5. Nf3 a6 6. d4 b5 7. Bb3 c5 8. dxc5 Qxd1+ 9. Nxd1 e6 10. a4 b4 11. a5 Bxc5 12. Be3 Nbd7 13. Ra4 Bd6 14. Ke2 Bb7 15. Nd4 Bxg2 16. Rg1 Be4 17. f3 Bg6 18. Nf2 Bxh2 19. Rg2 Bd6 20. Nd3 0-0 21. Nc6 Rfc8 22. Ncxb4 Nc5 23. Nxc5 Bxc5 24. Nd3 Bxe3 25. Kxe3 Bxd3 26. Kxd3 Nd7 27. Ke3 Nc5 28. Rag4 Nxb3 29. Rxg7+ Kf8 30. cxb3 Rab8 31. Rg8+ Ke7 32. Rxc8 Rxc8 33. Kd4 Rb8 34. Kc4 Rb5 35. b4 Kd6 36. Rg7 Rf5 37. Rxh7 Rf4+ 38. Kc3 Kd5 39. Kb3 e5 40. Rh6 f6 41. Rh8 Rxf3+ 42. Ka4 e4 43. b5 axb5+ 44. Kxb5 Rb3+ 45. Ka6 Rxb2 46. Ka7 e3 47. Re8 e2 48. a6 f5 49. Ka8 f4 50. a7 Ra2 51. Kb7 f3 52. a8Q Rxa8 53. Kxa8 Kd4 54. Kb7 Kd3 55. Kb6 f2 0-1

[Event "Mendoza"]
[Site "Mendoza"]
[Date "2019.01.28"]
[Round "4.4"]
[White "Ferragud, Leandro"]
[Black "Mavrich, Demian"]
[Result "1-0"]
[ECO "A39"]
[WhiteElo "2018"]
[BlackElo "2284"]
[PlyCount "61"]
[EventDate "2019.01.26"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 g6 4. g3 Bg7 5. Bg2 0-0 6. d4 cxd4 7. Nxd4 Nc6 8. 0-0 Qb6 9. Nb3 d6 10. Be3 Qd8 11. Qc1 Be6 12. Nd5 Ng4 13. Bg5 Rc8 14. Qd2 h6 15. Bf4 g5 16. Be3 Nxe3 17. Nxe3 b6 18. Rac1 Qd7 19. Bxc6 Rxc6 20. Nd4 Bxd4 21. Qxd4 Rfc8 22. a4 a6 23. b3 b5 24. axb5 axb5 25. f4 f6 26. Nd5 bxc4 27. fxg5 hxg5 28. Rxf6 Bxd5 29. Qxd5+ Kh8 30. Rh6+ Kg7 31. Qxg5+ 1-0

[Event "Mendoza"]
[Site "Mendoza"]
[Date "2019.01.28"]
[Round "5.2"]
[White "Mavrich, Demian"]
[Black "Mavrich, Leandro"]
[Result "1/2-1/2"]
[ECO "B02"]
[WhiteElo "2284"]
[BlackElo "2235"]
[PlyCount "39"]
[EventDate "2019.01.26"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nxd5 Qxd5 5. d4 e5 6. dxe5 Qxe5+ 7. Qe2 Nc6 8. Bf4 Qxe2+ 9. Nxe2 Bf5 10. 0-0-0 Rc8 11. c3 Be7 12. Nd4 Nxd4 13. Rxd4 0-0 14. Bd3 Bxd3 15. Rxd3 Rfd8 16. Rhd1 Rxd3 17. Rxd3 Kf8 18. a4 Rd8 19. Rxd8+ Bxd8 20. Kc2 1/2-1/2

[Event "Mendoza"]
[Site "Mendoza"]
[Date "2019.01.27"]
[Round "2.3"]
[White "Leal, Jorge Augusto"]
[Black "Mavrich, Demian"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "2048"]
[BlackElo "2284"]
[PlyCount "37"]
[EventDate "2019.01.26"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. e3 g6 3. Nf3 Bg7 4. Bd3 0-0 5. c4 d6 6. Nc3 Nc6 7. 0-0 e5 8. h3 Nd7 9. Bc2 f5 10. d5 Ne7 11. e4 f4 12. Rb1 h6 13. Nh2 g5 14. g4 fxg3 15. fxg3 Nb6 16. b3 Bxh3 17. Rxf8+ Bxf8 18. g4 h5 19. Bxg5 1/2-1/2

[Event "Mendoza"]
[Site "Mendoza"]
[Date "2019.01.27"]
[Round "3.3"]
[White "Mavrich, Demian"]
[Black "Perez Sanchez, Victor Manuel"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2284"]
[BlackElo "2047"]
[PlyCount "87"]
[EventDate "2019.01.26"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 d5 3. Bb2 e6 4. g3 Be7 5. Bg2 0-0 6. c4 Nbd7 7. 0-0 b6 8. cxd5 Nxd5 9. e4 N5f6 10. Re1 Bb7 11. e5 Nd5 12. Nc3 Re8 13. Nxd5 Bxd5 14. Qe2 Nf8 15. Rac1 Qd7 16. h4 c5 17. Red1 Qb7 18. Ne1 Bxg2 19. Nxg2 Red8 20. d4 cxd4 21. Bxd4 Rac8 22. Bb2 Rxc1 23. Rxc1 Qd5 24. Ne3 Qb7 25. Nc4 h6 26. Nd6 Qd5 27. Rd1 Qc6 28. Rc1 Qd5 29. Rc7 Bxd6 30. exd6 Qxd6 31. Rxa7 Ng6 32. Ba3 Qd5 33. Bb2 Ra8 34. Rxa8+ Qxa8 35. h5 Ne7 36. Qe5 Qf8 37. Ba3 Nc6 38. Bxf8 Nxe5 39. Bd6 Nd7 40. a4 f6 41. b4 Kf7 42. f4 e5 43. f5 Ke8 44. Bc7 1-0

[Event "Mendoza"]
[Site "Mendoza"]
[Date "2019.01.26"]
[Round "1.4"]
[White "Mavrich, Demian"]
[Black "Pereyra, Jonathan Leonel"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "2284"]
[BlackElo "1923"]
[PlyCount "117"]
[EventDate "2019.01.26"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 f5 2. b3 Nf6 3. Bb2 e6 4. e3 Be7 5. c4 0-0 6. Nc3 b6 7. d4 Bb7 8. a3 d6 9. Qc2 Ne4 10. Bd3 d5 11. cxd5 exd5 12. Ne5 Nd7 13. f3 Nxe5 14. dxe5 Nxc3 15. Bxc3 Qd7 16. 0-0 c5 17. Qb2 Qe6 18. Rad1 Kh8 19. f4 Rfd8 20. Qc2 g6 21. Bb2 Rac8 22. Be2 d4 23. Bc4 Bd5 24. Bxd5 Qxd5 25. exd4 cxd4 26. Qd3 Qe4 27. Rf2 a5 28. g3 Kg7 29. Re2 Qxd3 30. Rxd3 Rd5 31. Kf1 Rcd8 32. Rc2 Bc5 33. a4 Kf7 34. Rc4 R8d7 35. Ke2 g5 36. Kf3 g4+ 37. Kg2 h5 38. h3 Kg6 39. h4 Kf7 40. Kf1 Ke6 41. Ke2 Rd8 42. Kd2 R5d7 43. Kc2 Rd5 44. Bc1 R8d7 45. Bd2 Ra7 46. Be1 Ra8 47. Rd1 Rd7 48. Kd3 Kd5 49. Bf2 Rad8 50. Be1 Ra8 51. Ra1 Rda7 52. Bf2 Rd7 53. Bxd4 Ke6 54. Kc3 Bxd4+ 55. Rxd4 Rc8+ 56. Rc4 Rdc7 57. Rd1 Rxc4+ 58. bxc4 Rc6 59. Rd8 1-0

[Event "Santa Rosa op 3rd"]
[Site "Santa Rosa"]
[Date "2018.07.09"]
[Round "5.1"]
[White "Zuriel, Marisa"]
[Black "Mavrich, Demian"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2120"]
[BlackElo "2282"]
[PlyCount "39"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 4. Be2 Nc6 5. d4 e6 6. h3 Bh5 7. 0-0 Rd8 8. c4 Qd6 9. Nc3 Bxf3 10. Nb5 Qd7 11. Bxf3 a6 12. d5 axb5 13. dxc6 Qxd1 14. Bxd1 bxc6 15. Bf3 Ne7 16. Bf4 bxc4 17. Bxc7 Rc8 18. Ba5 Nd5 19. Rfc1 Bb4 20. Bxd5 1/2-1/2

[Event "Santa Rosa op 3rd"]
[Site "Santa Rosa"]
[Date "2018.07.08"]
[Round "3.1"]
[White "De Marzi, Diego"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2146"]
[BlackElo "2282"]
[PlyCount "66"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Bc4 Nf6 5. Nge2 a6 6. a3 b5 7. Ba2 Bb7 8. 0-0 g6 9. d4 Bg7 10. Be3 0-0 11. Nf4 Nbd7 12. Nd3 Nb6 13. Nf4 Qd7 14. Nd3 Qc6 15. f3 Rad8 16. Ne5 Qd6 17. Ne2 Nfd5 18. Qd2 Nxe3 19. Qxe3 Nd5 20. Bxd5 Qxd5 21. Rfd1 c5 22. c3 cxd4 23. cxd4 Rc8 24. Rd2 Rfd8 25. Rad1 Qe6 26. Ng4 Rd6 27. Qxe6 Rxe6 28. Nc3 Rd8 29. Kf2 Red6 30. Ke3 h5 31. Ne5 Bh6+ 32. f4 Re6 33. Ne4 Rc8 0-1

[Event "Santa Rosa op 3rd"]
[Site "Santa Rosa"]
[Date "2018.07.08"]
[Round "4.1"]
[White "Mavrich, Demian"]
[Black "Quiroga, Facundo"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2282"]
[BlackElo "2281"]
[PlyCount "97"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Nd7 3. Nf3 Ngf6 4. c4 c6 5. e3 e6 6. Be2 Bd6 7. d4 Ne4 8. 0-0 0-0 9. Ba3 Bxa3 10. Nxa3 Qe7 11. Nc2 b6 12. Qe1 Bb7 13. Nd2 c5 14. Nxe4 dxe4 15. Qc3 a5 16. Rfd1 Rfd8 17. Rd2 Rac8 18. Rad1 Qf6 19. a3 g6 20. b4 axb4 21. axb4 Ra8 22. Qb3 Bc6 23. dxc5 Ba4 24. Qb1 bxc5 25. b5 Nb6 26. Rxd8+ Rxd8 27. Rxd8+ Qxd8 28. Qc1 h5 29. Na3 Qf6 30. h3 Kg7 31. Nb1 Qa1 32. Qc3+ Qxc3 33. Nxc3 Bc2 34. f3 exf3 35. gxf3 f5 36. h4 Kf6 37. f4 Ke7 38. Kf2 Bb3 39. e4 Bxc4 40. Bf3 fxe4 41. Bxe4 Kf6 42. Bc6 Bd5 43. Ne4+ Kf5 44. Nxc5 Kxf4 45. Be8 Kf5 46. Nd7 Nc4 47. Nf8 Kf6 48. Bxg6 Kg7 49. Nxe6+ 1/2-1/2

[Event "Santa Rosa op 3rd"]
[Site "Santa Rosa"]
[Date "2018.07.07"]
[Round "2.1"]
[White "Mavrich, Demian"]
[Black "Varela, Malco Sayin"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2282"]
[BlackElo "1917"]
[PlyCount "74"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 g6 3. g4 h6 4. Bg2 d6 5. h3 e5 6. c4 Bg7 7. Nc3 0-0 8. e3 Re8 9. Nge2 c6 10. d4 exd4 11. Nxd4 d5 12. cxd5 cxd5 13. Qd3 Nc6 14. Nxc6 bxc6 15. Na4 a5 16. Nc5 Qd6 17. Bd4 h5 18. Qc3 hxg4 19. hxg4 Bxg4 20. Rh4 Bf5 21. 0-0-0 Nh5 22. Bxg7 Nxg7 23. Rdh1 f6 24. Bh3 Qe5 25. Kd2 Qxc3+ 26. Kxc3 Kf7 27. Bxf5 Nxf5 28. Rh7+ Ng7 29. Nb7 Re6 30. Rh8 Rxh8 31. Rxh8 Re5 32. Nd8+ Ke7 33. Nxc6+ Kd6 34. Nxe5 fxe5 35. Rg8 Nf5 36. Rxg6+ Kc5 37. Rg5 d4+ 1-0

[Event "Santa Rosa op 3rd"]
[Site "Santa Rosa"]
[Date "2018.07.07"]
[Round "1.1"]
[White "Rossi, Juan"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1739"]
[BlackElo "2282"]
[PlyCount "60"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 Bg4 6. h3 Bh5 7. Bb5+ c6 8. Be2 h6 9. Bf4 e6 10. g4 Bg6 11. Ne5 Bh7 12. g5 hxg5 13. Bxg5 Nbd7 14. Nc4 b5 15. Ne5 Nxe5 16. dxe5 Qxd1+ 17. Bxd1 Nd7 18. Bf4 b4 19. Na4 Be4 20. f3 Bd5 21. c3 Rh5 22. Be2 Nxe5 23. Kf2 bxc3 24. bxc3 Nc4 25. Rab1 e5 26. Be3 Nxe3 27. Kxe3 Bxa2 28. Rb7 Be6 29. Ra1 Rxh3 30. Kd2 0-0-0+ 0-1

[Event "Neuquen IRT op"]
[Site "Neuquen"]
[Date "2018.05.25"]
[Round "3.2"]
[White "Mavrich, Demian"]
[Black "Pizarro, Pablo"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2264"]
[BlackElo "2173"]
[PlyCount "81"]
[EventDate "2018.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Bg4 3. h3 Bh5 4. g4 Bg6 5. Bg2 c6 6. Nf3 Nd7 7. c4 e6 8. Nc3 h6 9. 0-0 Ngf6 10. d3 Bd6 11. e4 dxe4 12. dxe4 Qc7 13. Qe2 0-0 14. Rad1 e5 15. Rd2 Bb4 16. Nh4 Nc5 17. Nf5 Rad8 18. Rfd1 Ne6 19. a3 Rxd2 20. Rxd2 Bxf5 21. axb4 Nd4 22. Qe3 Be6 23. Ne2 Nxe2+ 24. Rxe2 Nd7 25. Qxa7 Qd6 26. Re3 Qd2 27. Bc3 Qd1+ 28. Be1 h5 29. Bf3 Qb1 30. Kg2 hxg4 31. hxg4 g6 32. Qxb7 Kg7 33. Qxc6 Rh8 34. Qd6 Rh4 35. Qd1 Qa2 36. Kg3 Rh7 37. Bc3 Qa8 38. Rd3 Qh8 39. Rxd7 Rh3+ 40. Kg2 Rh2+ 41. Kg1 1-0

[Event "Neuquen IRT op"]
[Site "Neuquen"]
[Date "2018.05.24"]
[Round "1.2"]
[White "Mavrich, Demian"]
[Black "Monsalve, Sebastian"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2264"]
[BlackElo "1210"]
[PlyCount "39"]
[EventDate "2018.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 d5 3. e3 c5 4. Nf3 Nc6 5. Bb5 Bd7 6. 0-0 e6 7. c4 Be7 8. cxd5 exd5 9. d4 0-0 10. dxc5 Bxc5 11. Nc3 Bf5 12. Rc1 Qd6 13. Na4 Ba3 14. Bxa3 Qxa3 15. Bxc6 bxc6 16. Nd4 Bd7 17. Nc5 Rfd8 18. Rc2 Be8 19. Qc1 Rab8 20. Qxa3 1-0

[Event "Neuquen Patagonia op 3rd"]
[Site "Neuquen"]
[Date "2017.11.25"]
[Round "9"]
[White "Rodriguez Vila, Andres"]
[Black "Mavrich, Demian"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2458"]
[BlackElo "2260"]
[PlyCount "67"]
[EventDate "2017.11.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 4. Be2 Nc6 5. d4 e6 6. h3 Bf5 7. 0-0 Nf6 8. c4 Qd7 9. Nc3 Rd8 10. Bf4 Bd6 11. Ne5 Bxe5 12. dxe5 Qxd1 13. Raxd1 Rxd1 14. Rxd1 Nd7 15. Nb5 Ndxe5 16. Nxa7 Ke7 17. Nxc6+ Nxc6 18. Bxc7 Ra8 19. a3 Be4 20. f3 Bc2 21. Rc1 Nd4 22. Bf1 Bg6 23. Rd1 Nb3 24. Bd6+ Kf6 25. Bb4 Ra6 26. Rd7 Rb6 27. Be7+ Ke5 28. Kf2 Nc1 29. b4 Ra6 30. b5 Ra4 31. Ke3 Bc2 32. f4+ Kf5 33. g4+ Kg6 34. Kd2 1-0

[Event "Neuquen Patagonia op 3rd"]
[Site "Neuquen"]
[Date "2017.11.21"]
[Round "5"]
[White "Perez Ponsa, Federico"]
[Black "Mavrich, Demian"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2577"]
[BlackElo "2260"]
[PlyCount "49"]
[EventDate "2017.11.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. g3 e5 5. Bg2 Nf6 6. Nf3 Nc6 7. 0-0 Bc5 8. d3 h6 9. a3 a5 10. h3 0-0 11. Re1 Re8 12. Be3 Nd4 13. Bd2 Qd6 14. Nxd4 Bxd4 15. Rb1 Bd7 16. Qe2 Bc6 17. Ne4 Nxe4 18. dxe4 a4 19. Red1 Qg6 20. Kh2 Re6 21. Be1 Rd6 22. c3 Bb6 23. Rxd6 Qxd6 24. Rd1 Qc5 25. Bf3 1/2-1/2

[Event "Neuquen Patagonia op 3rd"]
[Site "Neuquen"]
[Date "2017.11.20"]
[Round "3"]
[White "Cuenca Jimenez, Jose Fernando"]
[Black "Mavrich, Demian"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "2506"]
[BlackElo "2260"]
[PlyCount "101"]
[EventDate "2017.11.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. e4 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 0-0 10. Qd3 Ng4 11. Bxg4 Bxg4 12. Bd4 Qa5 13. Bxg7 Kxg7 14. 0-0 Be6 15. b3 Rac8 16. f4 f6 17. f5 Bf7 18. Nd5 Rfe8 19. a4 Qc5+ 20. Kh1 b6 21. h4 a6 22. Rac1 b5 23. cxb5 Qxc1 24. Rxc1 Rxc1+ 25. Kh2 Bxd5 26. Qxd5 Rc5 27. Qb7 axb5 28. a5 gxf5 29. exf5 Kf8 30. a6 Rd8 31. b4 Rcc8 32. Qxb5 d5 33. Qd3 d4 34. b5 Rc3 35. Qd2 Ra3 36. Qh6+ Kg8 37. Qc1 Rc3 38. Qb2 Rc5 39. b6 Ra5 40. b7 Rxa6 41. b8Q Rxb8 42. Qxb8+ Kf7 43. Qh8 d3 44. Qxh7+ Kf8 45. h5 Rd6 46. Qh8+ Kf7 47. h6 Rd4 48. Qg7+ Ke8 49. h7 d2 50. Qg8+ Kd7 51. Qe6+ 1-0

[Event "Lizarraga Memorial op"]
[Site "Argentina"]
[Date "2017.07.10"]
[Round "5.6"]
[White "Mavrich, Demian"]
[Black "Rautenberg, Raul"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2270"]
[BlackElo "1778"]
[PlyCount "89"]
[EventDate "2017.07.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. c4 d5 4. cxd5 Qxd5 5. Nc3 Qd8 6. g3 Nf6 7. Bg2 Bd7 8. Nf3 Bd6 9. 0-0 a6 10. Rc1 Qc8 11. Re1 0-0 12. Na4 Bh3 13. Bh1 Bg4 14. Nc5 Re8 15. d3 Nb4 16. a3 Nbd5 17. Ng5 Bxc5 18. Rxc5 c6 19. Ne4 Qd7 20. Qc1 Rac8 21. Nxf6+ gxf6 22. Qh6 Qe6 23. f3 Bh3 24. Rc4 e4 25. dxe4 Rcd8 26. exd5 Qe3+ 27. Qxe3 Rxe3 28. dxc6 bxc6 29. Rxc6 Rd2 30. Bxf6 Rdxe2 31. Rxe2 Rxe2 32. Rxa6 h6 33. Bc3 Rc2 34. Rxh6 Rxc3 35. Rxh3 Rxb3 36. Bg2 Rxa3 37. f4 Ra2 38. Rh5 Kg7 39. h4 f6 40. Kh2 Kg6 41. Rb5 f5 42. h5+ Kf6 43. Rb6+ Kg7 44. h6+ Kh7 45. Rf6 1-0

[Event "Lizarraga Memorial op"]
[Site "Argentina"]
[Date "2017.07.09"]
[Round "4.3"]
[White "Leskovar, Matias"]
[Black "Mavrich, Demian"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2306"]
[BlackElo "2270"]
[PlyCount "103"]
[EventDate "2017.07.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. Nbd2 h6 5. Bh4 b6 6. e4 Bb7 7. Bd3 d6 8. 0-0 Nbd7 9. Re1 0-0 10. Bg3 Nh5 11. Nf1 c5 12. c3 cxd4 13. cxd4 Rc8 14. Qe2 Nxg3 15. Nxg3 Re8 16. Rad1 Qc7 17. Qe3 Qc6 18. d5 Qc5 19. dxe6 fxe6 20. Qf4 Ne5 21. Nxe5 Qxe5 22. Qg4 Rf8 23. Nh5 Rc5 24. b4 Rc7 25. f4 Qd4+ 26. Kh1 Rf7 27. e5 Qb2 28. Bg6 Bd8 29. Bxf7+ Rxf7 30. Rxd6 Be7 31. Rd3 Bd5 32. Qg6 Qxb4 33. Red1 Bh4 34. f5 Qe4 35. Rd4 Qe2 36. Nf4 Qf2 37. f6 Bxf6 38. exf6 Rxf6 39. Qg3 Qxa2 40. Nxd5 exd5 41. h3 Rf5 42. Qg6 Rg5 43. Qe6+ Kh7 44. Rg4 Qb3 45. Qe2 Rxg4 46. Qxg4 Qc2 47. Qd4 b5 48. Ra1 Qc4 49. Qxa7 b4 50. Qe3 b3 51. Rb1 d4 52. Qxb3 1-0

[Event "Lizarraga Memorial op"]
[Site "Argentina"]
[Date "2017.07.09"]
[Round "3.2"]
[White "Mavrich, Demian"]
[Black "De Marzi, Diego"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "2270"]
[BlackElo "2127"]
[PlyCount "48"]
[EventDate "2017.07.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. c4 f5 4. e3 Nf6 5. Nf3 e4 6. Nd4 Nxd4 7. Bxd4 c5 8. Bb2 d5 9. cxd5 Nxd5 10. Qh5+ g6 11. Qh3 Nf6 12. Bb5+ Kf7 13. Bc4+ Be6 14. Bxe6+ Kxe6 15. Nc3 Qd3 16. Ne2 Bd6 17. Qh4 Nd5 18. a3 Be5 19. Bxe5 Kxe5 20. Nc3 Ke6 21. Nxd5 Qxd5 22. 0-0 Rad8 23. Rac1 b6 24. b4 c4 1/2-1/2

[Event "Lizarraga Memorial op"]
[Site "Argentina"]
[Date "2017.07.08"]
[Round "2.3"]
[White "Lugones, Lautaro"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "1964"]
[BlackElo "2270"]
[PlyCount "156"]
[EventDate "2017.07.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 Nc6 4. Bg2 e5 5. d3 Nf6 6. Nf3 0-0 7. 0-0 d6 8. Rb1 h6 9. b4 a6 10. a4 Re8 11. b5 axb5 12. axb5 Nd4 13. Ne1 Kh7 14. e3 Ne6 15. Nc2 Nc5 16. Nb4 Bf5 17. Bb2 Qd7 18. Ra1 Rxa1 19. Bxa1 Ra8 20. d4 exd4 21. exd4 Nce4 22. Re1 Nxc3 23. Bxc3 Ra7 24. Qe2 Be6 25. Ra1 Rxa1+ 26. Bxa1 d5 27. c5 Bg4 28. Qd3 Qe6 29. Qe3 Qf5 30. Bc3 Qb1+ 31. Qe1 Qb3 32. h3 Be6 33. c6 bxc6 34. bxc6 Ne4 35. Bxe4 dxe4 36. Kh2 Qc4 37. Nc2 Qxc6 38. Ne3 Qd7 39. d5 Bxh3 40. Bxg7 Kxg7 41. d6 cxd6 42. Qc3+ f6 43. g4 Bxg4 44. Nxg4 Qxg4 45. Qc7+ Kg8 46. Qd8+ Kf7 47. Qc7+ Ke8 48. Qxd6 Qh5+ 49. Kg1 Qe5 50. Qc6+ Kf7 51. Qc8 f5 52. Qd7+ Qe7 53. Qd5+ Kg7 54. Qd4+ Kh7 55. Qd5 f4 56. Kf1 h5 57. Kg1 e3 58. Kf1 exf2 59. Kxf2 Qe3+ 60. Kg2 f3+ 61. Kh3 f2+ 62. Kg2 Qf4 63. Kf1 Kh6 64. Qg8 Kg5 65. Qd8+ Kg4 66. Qd1+ Kh4 67. Qf3 Qg3 68. Qe4+ Qg4 69. Qe7+ g5 70. Kxf2 Qd4+ 71. Kg2 Qd2+ 72. Kh1 Kh3 73. Qe6+ g4 74. Qb3+ g3 75. Qe6+ Kh4 76. Qe7+ Qg5 77. Qe4+ Qg4 78. Qe7+ Kh3 0-1

[Event "Lizarraga Memorial op"]
[Site "Argentina"]
[Date "2017.07.08"]
[Round "1.3"]
[White "Mavrich, Demian"]
[Black "Heffner, Saul"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "2270"]
[BlackElo "1625"]
[PlyCount "53"]
[EventDate "2017.07.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 c5 2. Bb2 Nc6 3. Nf3 Nf6 4. e3 d6 5. c4 g6 6. Nc3 Bg7 7. Be2 0-0 8. d4 cxd4 9. Nxd4 Bd7 10. Bf3 Rc8 11. 0-0 a6 12. Rc1 Re8 13. h3 Rc7 14. Qd2 Ne5 15. Be2 Nc6 16. Rfd1 Bh6 17. Nd5 Nxd5 18. cxd5 Nxd4 19. Qxd4 f6 20. Qa7 Rxc1 21. Rxc1 Qb8 22. Qxb8 Rxb8 23. Rc7 Be8 24. Rxe7 Bf8 25. Rc7 f5 26. Bd4 b6 27. Bxa6 1-0

[Event "PRO League Atlantic"]
[Site "Chess.com INT"]
[Date "2017.02.01"]
[Round "4"]
[White "Biag, Ivan Gil"]
[Black "Mavrich, Demian"]
[Result "1-0"]
[ECO "A44"]
[WhiteElo "2337"]
[BlackElo "2270"]
[PlyCount "57"]
[EventDate "2017.01.11"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]
[WhiteTeam "New York Knights"]
[BlackTeam "Patagonia Penguins"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "ARG"]

1. d4 c5 2. d5 e5 3. e4 d6 4. Nc3 g6 5. h4 Bg7 6. h5 g5 7. Bb5+ Nd7 8. a4 h6 9. Nf3 Ngf6 10. Nd2 0-0 11. Bd3 a5 12. Nc4 Nb6 13. Ne3 Qe7 14. b3 Bd7 15. f3 Rfc8 16. Bb5 Bxb5 17. Nxb5 Ne8 18. Nf5 Qf6 19. Be3 Bf8 20. c4 Ng7 21. Ng3 Nd7 22. Ra2 Nb8 23. Rf2 Na6 24. Qd2 Nb4 25. Nf1 Qd8 26. Ng3 b6 27. Nc3 Rab8 28. Nf5 f6 29. Nxh6+ 1-0

[Event "Neuquen Patagonia op 1st"]
[Site "Neuquen"]
[Date "2015.11.28"]
[Round "9"]
[White "Mavrich, Demian"]
[Black "Litovicius, Miguel Victor"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2232"]
[BlackElo "2226"]
[PlyCount "51"]
[EventDate "2015.11.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd6 5. c4 a6 6. Ba4 Nf6 7. Nf3 Qe7 8. Nc3 0-0 9. Bxc6 bxc6 10. Ne2 Bg4 11. c5 Bxc5 12. Nxe5 Bd6 13. Nxc6 Qe6 14. Ned4 Qe8 15. Qc2 a5 16. Nb5 Ra6 17. Nxd6 Qd7 18. Rc1 Qxd6 19. Qc5 Qxc5 20. Rxc5 Nd7 21. Ne7+ Kh8 22. Rxc7 a4 23. Nxd5 axb3 24. axb3 Ra5 25. Nf4 Ra2 26. Bc3 1-0

[Event "Neuquen Patagonia op 1st"]
[Site "Neuquen"]
[Date "2015.11.27"]
[Round "8"]
[White "Mavrich, Demian"]
[Black "Della Morte, German"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2232"]
[BlackElo "2421"]
[PlyCount "85"]
[EventDate "2015.11.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Bf5 3. e3 e6 4. Nf3 h6 5. Nc3 Nf6 6. h3 Be7 7. g4 Bh7 8. Bg2 c5 9. Ne2 Nc6 10. Ne5 Nxe5 11. Bxe5 Bd6 12. Bxd6 Qxd6 13. Ng3 Bg6 14. d3 Qe5 15. Rc1 h5 16. Bf3 hxg4 17. hxg4 Rxh1+ 18. Bxh1 0-0-0 19. Bf3 d4 20. Qd2 Rh8 21. Ke2 b6 22. Rh1 Rd8 23. a4 a5 24. Rh3 Nd5 25. Bxd5 exd5 26. f4 dxe3 27. Qxe3 Qc3 28. f5 Qxc2+ 29. Kf3 Kd7 30. fxg6 Re8 31. Qg5 Qxd3+ 32. Kg2 fxg6 33. Rh7 Kc8 34. Qf4 Qc2+ 35. Kh3 Rd8 36. Qe5 Rd7 37. Rh8+ Kb7 38. Qb8+ Ka6 39. Qc8+ Rb7 40. Qa8+ Ra7 41. Qxd5 g5 42. Qe6 g6 43. Qc8+ 1-0

[Event "Neuquen Patagonia op 1st"]
[Site "Neuquen"]
[Date "2015.11.26"]
[Round "7"]
[White "Tristan, Leonardo"]
[Black "Mavrich, Demian"]
[Result "1-0"]
[ECO "A44"]
[WhiteElo "2434"]
[BlackElo "2232"]
[PlyCount "93"]
[EventDate "2015.11.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. d4 c5 2. d5 e5 3. e4 d6 4. Bb5+ Nd7 5. a4 g6 6. Nc3 Bg7 7. Nf3 Ngf6 8. 0-0 0-0 9. Nd2 Ne8 10. Nc4 f5 11. f4 Nb6 12. exf5 gxf5 13. fxe5 Nxc4 14. Bxc4 dxe5 15. d6+ Kh8 16. Ne4 Qh4 17. d7 Bxd7 18. Qxd7 Qxe4 19. Bd3 Qd4+ 20. Qxd4 cxd4 21. Rxf5 Nd6 22. Rxf8+ Rxf8 23. Bg5 e4 24. Be7 exd3 25. cxd3 Rf6 26. Rc1 Kg8 27. Bxf6 Bxf6 28. Rc7 a5 29. Kf2 h6 30. Kf3 Be5 31. g3 Kf8 32. Rc5 Bf6 33. Rxa5 Ke7 34. Rc5 Ke6 35. b4 Be7 36. a5 Nf7 37. Rb5 Nd6 38. Rxb7 Nxb7 39. a6 Nc5 40. a7 Nxd3 41. a8Q Ne5+ 42. Ke4 Bd6 43. Qd5+ Ke7 44. Qxd4 Nf7 45. Kd5 Ng5 46. Qg7+ Nf7 47. Qxf7+ 1-0

[Event "Neuquen Patagonia op 1st"]
[Site "Neuquen"]
[Date "2015.11.25"]
[Round "6"]
[White "Anino, Sergio"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "A44"]
[WhiteElo "2140"]
[BlackElo "2232"]
[PlyCount "44"]
[EventDate "2015.11.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. d4 c5 2. d5 e5 3. e4 d6 4. Nf3 g6 5. Bd3 Bg7 6. c4 Ne7 7. Nc3 0-0 8. Be3 f5 9. Qe2 Nd7 10. 0-0-0 Nf6 11. Nxe5 fxe4 12. Bb1 dxe5 13. Bxc5 Bh6+ 14. Kc2 Bg4 15. f3 exf3 16. gxf3 Bf5+ 17. Kb3 Nd7 18. Bf2 Bxb1 19. Rxb1 Nf5 20. Rbd1 Nd4+ 21. Bxd4 exd4 22. Ne4 Nc5+ 0-1

[Event "Neuquen Patagonia op 1st"]
[Site "Neuquen"]
[Date "2015.11.23"]
[Round "3"]
[White "Mavrich, Demian"]
[Black "Bachmann, Axel"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2232"]
[BlackElo "2601"]
[PlyCount "130"]
[EventDate "2015.11.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Bg4 3. Nf3 Nd7 4. e3 Ngf6 5. c4 e6 6. Be2 Bd6 7. Nc3 c6 8. d3 0-0 9. h3 Bxf3 10. Bxf3 Qe7 11. g4 Ba3 12. Bxa3 Qxa3 13. g5 Ne8 14. Qc2 f5 15. gxf6 Nexf6 16. Rg1 Rf7 17. Rg2 e5 18. Bg4 d4 19. Bxd7 Rxd7 20. exd4 Rxd4 21. Ne2 Rd7 22. Qc3 Re8 23. Rg3 a5 24. Re3 b5 25. Rxe5 Rxe5 26. Qxe5 Re7 27. Qd4 Qb4+ 28. Kf1 Qd2 29. Ng3 Rd7 30. Qe5 Qxd3+ 31. Kg1 bxc4 32. Qe6+ Kf8 33. bxc4 Qd6 34. Qe2 Re7 35. Qf3 Qc5 36. Rc1 h5 37. Qf4 Kg8 38. Rb1 Kh7 39. Rb8 Qe5 40. Qf5+ Qxf5 41. Nxf5 Re2 42. Nd4 Rxa2 43. Nxc6 a4 44. Ra8 a3 45. Nb4 Ra1+ 46. Kg2 Ne4 47. Nc2 Ra2 48. Nxa3 Rxf2+ 49. Kg1 Ra2 50. Ra7 Ng5 51. Nb5 Nxh3+ 52. Kh1 Rc2 53. Nd6 Ng5 54. Kg1 h4 55. Nf5 Nf3+ 56. Kf1 Kg6 57. Ne3 Rb2 58. Ng2 Kh6 59. Ra3 Nd2+ 60. Kg1 g5 61. Rc3 Rb1+ 62. Kh2 Kh5 63. c5 Nf1+ 64. Kg1 Ng3+ 65. Kf2 Ne4+ 0-1

[Event "La Pampa Centro de la Republica "]
[Site "La Pampa"]
[Date "2015.10.12"]
[Round "6.1"]
[White "Mavrich, Demian"]
[Black "Ranalli, Emanuel Eduardo"]
[Result "1/2-1/2"]
[ECO "E60"]
[WhiteElo "2232"]
[BlackElo "1738"]
[PlyCount "114"]
[EventDate "2015.10.09"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]
[WhiteTeam "Neuquen A"]
[BlackTeam "UNLPan"]
[WhiteTeamCountry "ARG"]
[BlackTeamCountry "ARG"]

1. b3 Nf6 2. Bb2 g6 3. e3 Bg7 4. c4 0-0 5. Nf3 c5 6. Be2 d6 7. d4 Nc6 8. d5 Nb8 9. 0-0 Nbd7 10. Nc3 Ne4 11. Qc2 Nxc3 12. Bxc3 Nf6 13. e4 Nh5 14. Bxg7 Kxg7 15. Qd2 e5 16. dxe6 fxe6 17. Rfd1 Nf4 18. Bf1 Qf6 19. Qxd6 Nh3+ 20. gxh3 Qxf3 21. Qe5+ Kg8 22. Rd2 b6 23. Bg2 Qf7 24. Rad1 a5 25. a4 Ra7 26. f3 Qg7 27. Qxg7+ Kxg7 28. Rd6 Rb7 29. Rd8 Rb8 30. Rxf8 Kxf8 31. Rd8+ Ke7 32. Rh8 Kf6 33. Kf2 Kg7 34. Rd8 g5 35. h4 h6 36. hxg5 hxg5 37. h4 gxh4 38. e5 Kf7 39. f4 Ke7 40. Rh8 Kd7 41. Rxh4 Kc7 42. Rh8 Bd7 43. Rxb8 Kxb8 44. Kg3 Kc7 45. Kg4 Kd8 46. Be4 Ke7 47. Kg5 Bc8 48. Bc6 Ba6 49. Ba8 Bc8 50. Bc6 Ba6 51. f5 exf5 52. Kxf5 Bc8+ 53. Ke4 Bg4 54. Bb5 Bd1 55. Kd3 Bf3 56. Ba6 Ke6 57. Kc3 Kxe5 1/2-1/2

[Event "La Pampa Centro de la Republica "]
[Site "La Pampa"]
[Date "2015.10.11"]
[Round "5.1"]
[White "Aldao, Juan Carlos"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "A44"]
[BlackElo "2232"]
[PlyCount "72"]
[EventDate "2015.10.09"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]
[WhiteTeam "Los Evita"]
[BlackTeam "Neuquen A"]
[WhiteTeamCountry "ARG"]
[BlackTeamCountry "ARG"]

1. d4 c5 2. d5 e5 3. e4 d6 4. Nc3 Be7 5. Nf3 Nf6 6. Bb5+ Nbd7 7. a4 0-0 8. 0-0 g6 9. Bh6 Re8 10. h3 Bf8 11. Qd2 Bg7 12. Rfe1 Rf8 13. Qe3 Ne8 14. a5 a6 15. Bd3 f6 16. Nd2 f5 17. Bxg7 f4 18. Qe2 Nxg7 19. f3 g5 20. Nc4 Rf6 21. Na4 Nh5 22. Qf2 Ng3 23. Nab6 Rb8 24. Ra3 h5 25. Rb3 Nf8 26. Nxc8 Qxc8 27. Rb6 Qd8 28. Qd2 Qe7 29. Kf2 Nd7 30. Rb3 g4 31. Qd1 gxh3 32. gxh3 Rg6 33. Rg1 Qh4 34. Qe1 Qxh3 35. Bf1 Qh4 36. Rg2 Nxf1+ 0-1

[Event "La Pampa Centro de la Republica "]
[Site "La Pampa"]
[Date "2015.10.11"]
[Round "4.1"]
[White "Mavrich, Demian"]
[Black "Lugones, Lautaro"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2232"]
[BlackElo "1958"]
[PlyCount "121"]
[EventDate "2015.10.09"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]
[WhiteTeam "Neuquen A"]
[BlackTeam "Pancho Freites"]
[WhiteTeamCountry "ARG"]
[BlackTeamCountry "ARG"]

1. b3 Nf6 2. Bb2 g6 3. e3 Bg7 4. c4 0-0 5. Nf3 c5 6. Be2 b6 7. d4 cxd4 8. Nxd4 Bb7 9. Bf3 Qc8 10. Nc3 Bxf3 11. Qxf3 Nc6 12. 0-0 Rd8 13. Ba3 Nxd4 14. exd4 d6 15. d5 Qg4 16. Qe3 Nh5 17. h3 Qf4 18. Rae1 Bd4 19. Qxf4 Nxf4 20. Ne4 f5 21. Ng5 h6 22. Nf3 Bf6 23. Kh2 a5 24. Re3 g5 25. g3 Ng6 26. Rd1 a4 27. Bb4 axb3 28. axb3 Ra2 29. Kg2 f4 30. Red3 fxg3 31. Kxg3 Ne5 32. R3d2 Rxd2 33. Rxd2 Nxf3 34. Kxf3 Ra8 35. Rd3 Kf7 36. Bc3 b5 37. Bxf6 bxc4 38. Re3 Kxf6 39. Re6+ Kf7 40. bxc4 Ra4 41. Re4 h5 42. Kg2 Ra3 43. f4 gxf4 44. Rxf4+ Kg6 45. h4 Rc3 46. Kf2 Ra3 47. Ke2 Rg3 48. Re4 Rg4 49. Rxe7 Rxh4 50. Re6+ Kf5 51. Kd3 Rh3+ 52. Kd4 Rh4+ 53. Kc3 Rh1 54. Rxd6 h4 55. Kd4 h3 56. Rh6 h2 57. Kc5 Ke5 58. d6 Kf5 59. d7 Rd1 60. Kc6 Rd4 61. c5 1-0

[Event "La Pampa Centro de la Republica "]
[Site "La Pampa"]
[Date "2015.10.10"]
[Round "3.1"]
[White "Mansilla, Martin"]
[Black "Mavrich, Demian"]
[Result "1/2-1/2"]
[ECO "A57"]
[WhiteElo "2142"]
[BlackElo "2232"]
[PlyCount "91"]
[EventDate "2015.10.09"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]
[WhiteTeam "Dzero Resto Bar"]
[BlackTeam "Neuquen A"]
[WhiteTeamCountry "ARG"]
[BlackTeamCountry "ARG"]

1. Nf3 Nf6 2. d4 c5 3. d5 d6 4. c4 b5 5. Qc2 g6 6. e4 Bg7 7. cxb5 a6 8. Nc3 0-0 9. h3 Qb6 10. Nd2 axb5 11. Bxb5 Ba6 12. Nc4 Qb7 13. a4 Bxb5 14. Nxb5 Nfd7 15. 0-0 Nb6 16. Nxb6 Qxb6 17. Bg5 Re8 18. Rab1 Na6 19. b3 h6 20. Be3 Qb7 21. Qd2 Kh7 22. f4 Nc7 23. Nxc7 Qxc7 24. f5 g5 25. h4 gxh4 26. Qe2 Bd4 27. Bxd4 cxd4 28. Rbc1 Qb7 29. Qh5 Rg8 30. Rf3 f6 31. Rh3 Rg5 32. Qxh4 h5 33. Qf4 Rag8 34. Kh1 Kg7 35. Qf3 Qb4 36. Rg3 Kf7 37. Rxg5 Rxg5 38. Rg1 Rg4 39. Qh3 Rg5 40. Qf3 Rg4 41. Qh3 Rg5 42. Qd3 Rg4 43. Ra1 h4 44. Qf3 Rg3 45. Qh5+ Kg7 46. Qe8 1/2-1/2

[Event "La Pampa Centro de la Republica "]
[Site "La Pampa"]
[Date "2015.10.10"]
[Round "2.1"]
[White "Mavrich, Demian"]
[Black "Saitua, Guillermo Alberto"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2232"]
[BlackElo "1981"]
[PlyCount "71"]
[EventDate "2015.10.09"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]
[WhiteTeam "Neuquen A"]
[BlackTeam "Elece Creaciones Masculinas"]
[WhiteTeamCountry "ARG"]
[BlackTeamCountry "ARG"]

1. b3 Nc6 2. Bb2 d6 3. e3 e5 4. c4 Nf6 5. Nc3 Be7 6. a3 0-0 7. Nf3 Bg4 8. h3 Bh5 9. g4 Bg6 10. Nh4 Qd7 11. Nxg6 fxg6 12. Bg2 Rae8 13. Qc2 Nd8 14. 0-0-0 c6 15. d4 exd4 16. Rxd4 Ne6 17. Rd2 Qc7 18. Kb1 a5 19. Rhd1 Rd8 20. Ne2 Rd7 21. g5 Ne8 22. f4 Qb6 23. Nd4 N8c7 24. Qc3 Nxd4 25. Rxd4 Ne8 26. h4 Qc7 27. Bh3 Rd8 28. Be6+ Kh8 29. h5 d5 30. hxg6 c5 31. Rh1 h6 32. Rxd5 Nf6 33. gxh6 Rxd5 34. hxg7+ Kxg7 35. Rh7+ Kxg6 36. Qc2+ 1-0

[Event "La Pampa Centro de la Republica "]
[Site "La Pampa"]
[Date "2015.10.09"]
[Round "1.1"]
[White "Pacheco, Daniel"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "A44"]
[WhiteElo "2334"]
[BlackElo "2232"]
[PlyCount "33"]
[EventDate "2015.10.09"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]
[WhiteTeam "Neuquen"]
[BlackTeam "Neuquen A"]
[WhiteTeamCountry "ARG"]
[BlackTeamCountry "ARG"]

1. d4 c5 2. d5 e5 3. dxe6 fxe6 4. Nf3 d5 5. e4 Nf6 6. e5 Ne4 7. Bd3 Be7 8. h4 Nc6 9. Bf4 Qb6 10. 0-0 Qxb2 11. Nbd2 Nc3 12. Qe1 c4 13. Be2 Qxc2 14. Rc1 Qxc1 15. Qxc1 Nxe2+ 16. Kh2 Nxc1 17. Rxc1 0-1

[Event "Trevelin Patagonico op 6th"]
[Site "Trevelin"]
[Date "2014.03.04"]
[Round "7"]
[White "Mavrich, Demian"]
[Black "Duarte, Leonardo"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2217"]
[BlackElo "2361"]
[PlyCount "65"]
[EventDate "2014.02.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. b3 c5 2. c4 Nc6 3. Bb2 e5 4. e3 g6 5. f4 d6 6. Nf3 Bg7 7. a3 Nge7 8. Bd3 0-0 9. 0-0 exf4 10. Bxg7 Kxg7 11. exf4 d5 12. Nc3 dxc4 13. Bxc4 Nd4 14. Qe1 Nc2 15. Qe5+ f6 16. Qxc5 b6 17. Qf2 Nxa1 18. Rxa1 a6 19. a4 Qd6 20. Re1 Rd8 21. Ne4 Qxf4 22. Qxb6 Bg4 23. Nc5 Ng8 24. Re4 Qh6 25. Rxg4 Kh8 26. Bxg8 Kxg8 27. Qe6+ Kh8 28. Qxf6+ Kg8 29. Rh4 Qf8 30. Qxf8+ Rxf8 31. b4 a5 32. b5 Rac8 33. d4 1-0

[Event "Trevelin Patagonico op 6th"]
[Site "Trevelin"]
[Date "2014.03.03"]
[Round "6"]
[White "Mavrich, Demian"]
[Black "Torres, Federico"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2217"]
[PlyCount "45"]
[EventDate "2014.02.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 f6 3. c4 Ne7 4. e3 d5 5. Nf3 Be6 6. cxd5 Nxd5 7. a3 Bd6 8. Qc2 Nc6 9. Bd3 Qd7 10. Nc3 Nde7 11. Ne4 0-0-0 12. Be2 h6 13. b4 Bf5 14. b5 Nb8 15. Rc1 h5 16. h4 Bxe4 17. Qxe4 Qg4 18. Ng5 Qxe4 19. Nxe4 Kd7 20. Ng3 g6 21. Ne4 Rdf8 22. d4 Nc8 23. Nxf6+ 1-0

[Event "Trevelin Patagonico op 6th"]
[Site "Trevelin"]
[Date "2014.03.02"]
[Round "5"]
[White "Del Blanco, Eduardo"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "B14"]
[BlackElo "2217"]
[PlyCount "100"]
[EventDate "2014.02.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 c5 2. e3 Nf6 3. Nf3 e6 4. c4 cxd4 5. exd4 d5 6. Nc3 Be7 7. Be2 0-0 8. 0-0 b6 9. cxd5 exd5 10. Bf4 Bg4 11. h3 Bh5 12. Rc1 a6 13. Qb3 Nc6 14. Be5 Na5 15. Qd1 b5 16. a4 b4 17. Nb1 Ne4 18. Nbd2 Nd6 19. Re1 Qd7 20. Rc5 Ndb7 21. Rc7 Qd8 22. Qc2 Bg6 23. Bd3 Bd6 24. Bxg6 Qxc7 25. Bxh7+ Kh8 26. Qf5 Bxe5 27. Qh5 Bf4 28. Bd3+ Bh6 29. g4 Qf4 30. g5 Rae8 31. Rxe8 Rxe8 32. Kg2 Nc4 33. gxh6 Nxd2 34. hxg7+ Kxg7 35. Qh7+ Kf8 36. Nxd2 Qg5+ 37. Kf1 Qxd2 38. Qh8+ Ke7 39. Qe5+ Kd7 40. Bf5+ Re6 41. Qxd5+ Nd6 42. Bxe6+ fxe6 43. Qa8 Qc1+ 44. Kg2 Qc6+ 45. Qxc6+ Kxc6 46. Kf3 Kd5 47. h4 Kxd4 48. h5 Nf5 49. Kf4 b3 50. a5 Kd3 0-1

[Event "Trevelin Patagonico op 6th"]
[Site "Trevelin"]
[Date "2014.03.02"]
[Round "4"]
[White "Mavrich, Demian"]
[Black "Vazquez, Fernando"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2217"]
[PlyCount "99"]
[EventDate "2014.02.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. c4 Nf6 4. e3 d5 5. cxd5 Nxd5 6. a3 Be7 7. Bb5 Bd7 8. Nc3 Nb6 9. Qc2 a6 10. Bd3 h6 11. Nf3 0-0 12. Ne4 Bd6 13. Ng3 Be6 14. h4 Qd7 15. Nf5 Nd5 16. g4 Nde7 17. Be4 Rfe8 18. h5 Kf8 19. b4 Ng8 20. g5 Nce7 21. Nxg7 Kxg7 22. Nxe5 Bxe5 23. Bxe5+ Kf8 24. Qb2 Nf5 25. gxh6 Nfxh6 26. Bg7+ Ke7 27. Bxb7 Rab8 28. Bf3 Nf5 29. Rc1 Nxg7 30. Qxg7 Nf6 31. Bc6 Qd3 32. Bxe8 Bc4 33. Rxc4 Qxc4 34. Qxf7+ Qxf7 35. Bxf7 Kxf7 36. Ke2 Ke6 37. Rc1 Kd6 38. Rc5 Rb5 39. Rxb5 axb5 40. h6 Ke6 41. Kd3 Kf7 42. Kd4 Kg6 43. Kc5 Ne4+ 44. Kxb5 Kxh6 45. a4 Nd6+ 46. Kc6 Kg6 47. a5 Kf6 48. a6 Nc8 49. Kxc7 Na7 50. Kb7 1-0

[Event "Trevelin Patagonico op 6th"]
[Site "Trevelin"]
[Date "2014.03.01"]
[Round "3"]
[White "Diaz Hollemaert, Nahuel Carlos"]
[Black "Mavrich, Demian"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2436"]
[BlackElo "2217"]
[PlyCount "59"]
[EventDate "2014.02.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. a3 d6 5. d3 a5 6. g3 Be7 7. Bg2 0-0 8. Rb1 Bf5 9. h3 h6 10. e4 Bg6 11. b4 axb4 12. axb4 Re8 13. b5 Nb8 14. Nh4 Nbd7 15. 0-0 Nc5 16. f4 Bh5 17. g4 Nfxe4 18. Nxe4 Bxh4 19. gxh5 f5 20. Nxc5 dxc5 21. Bd5+ Kh8 22. fxe5 c6 23. bxc6 bxc6 24. Bxc6 Qd4+ 25. Kh1 Ra2 26. Qf3 Rxe5 27. Rb8+ Bd8 28. Bd5 Qh4 29. Bf4 Ree2 30. Qg3 1-0

[Event "Trevelin Patagonico op 6th"]
[Site "Trevelin"]
[Date "2014.03.01"]
[Round "2"]
[White "Mavrich, Demian"]
[Black "Ardiles, Alfredo"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2217"]
[PlyCount "63"]
[EventDate "2014.02.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. b3 Nc6 2. Bb2 e5 3. c4 Bc5 4. e3 Nf6 5. Nc3 d6 6. Be2 0-0 7. Nf3 Re8 8. d4 exd4 9. exd4 Bb6 10. 0-0 Bf5 11. Na4 Ne4 12. Nxb6 axb6 13. d5 Nb4 14. a3 Na6 15. Nd4 Bg6 16. f4 h6 17. b4 Nb8 18. Bg4 Nd7 19. Bxd7 Qxd7 20. f5 Bh7 21. Qg4 Nf6 22. Qg3 Re4 23. h3 Rae8 24. Ne6 Nh5 25. Qf3 Re5 26. Bxe5 dxe5 27. Qxh5 fxe6 28. fxe6 Qe7 29. Rf7 Qg5 30. Qxg5 hxg5 31. Rxc7 Bd3 32. d6 1-0

[Event "Trevelin Patagonico op 6th"]
[Site "Trevelin"]
[Date "2014.02.28"]
[Round "1"]
[White "Draguicevich, Carla"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "B50"]
[BlackElo "2217"]
[PlyCount "80"]
[EventDate "2014.02.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nc6 4. Bc4 e6 5. 0-0 Nf6 6. d3 Be7 7. Re1 0-0 8. Ne2 d5 9. Bb5 dxe4 10. dxe4 Nxe4 11. Bxc6 bxc6 12. c4 Qxd1 13. Rxd1 Bf6 14. Rb1 Ba6 15. b3 Rfd8 16. Re1 Nc3 17. Nxc3 Bxc3 18. Rf1 f6 19. Be3 Bd4 20. Rfe1 e5 21. Rbd1 Bc8 22. h3 Bf5 23. g4 Bg6 24. Nh4 Kf7 25. Nxg6 Kxg6 26. h4 h5 27. g5 a5 28. Bc1 a4 29. Kf1 axb3 30. axb3 Ra2 31. Re2 Rda8 32. Bd2 Rb2 33. f4 Rxb3 34. Kg2 Raa3 35. Be1 exf4 36. Rc2 fxg5 37. hxg5 Kxg5 38. Rcd2 Kg4 39. Rc2 Rh3 40. Rdc1 f3+ 0-1

[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.12"]
[Round "9"]
[White "Gioscio, Martin"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "B99"]
[BlackElo "2217"]
[PlyCount "88"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

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. 0-0-0 Nbd7 10. Be2 Rb8 11. Qg3 h6 12. Bh4 0-0 13. Bd3 b5 14. Qf3 b4 15. Nce2 Bb7 16. g4 Nc5 17. Kb1 Nfxe4 18. Qh3 Bxh4 19. Qxh4 Nxd3 20. Rxd3 Qd8 21. Qxd8 Rfxd8 22. Rg1 a5 23. Ng3 Nf2 24. Rd2 Ne4 25. Rd3 Nxg3 26. Rdxg3 Rbc8 27. g5 Be4 28. Re1 d5 29. h4 hxg5 30. Rxg5 Rc4 31. Rd1 Rdc8 32. Rd2 a4 33. Rg3 Kf8 34. h5 Bh7 35. Kc1 Rxd4 36. Rxd4 Rxc2+ 37. Kd1 Rxb2 38. Rd2 Rb1+ 39. Ke2 b3 40. axb3 axb3 41. Rc3 Ke7 42. Rc7+ Kf6 43. Rb7 Bc2 44. Kf2 Rh1 0-1

[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.11"]
[Round "8"]
[White "Mavrich, Demian"]
[Black "Dominguez, Diego"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2217"]
[BlackElo "1992"]
[PlyCount "107"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 e6 2. d3 b6 3. Be3 Bb7 4. g3 c5 5. Bg2 Nc6 6. Nd2 Be7 7. Ne2 Nf6 8. f3 Qc7 9. c3 Ne5 10. Qc2 d6 11. 0-0 0-0 12. Rfd1 Rfd8 13. Nf1 Rac8 14. Rac1 Ng6 15. Bf2 d5 16. Ne3 dxe4 17. dxe4 Rxd1+ 18. Rxd1 Rd8 19. c4 Bc6 20. Be1 Rd7 21. Bc3 Qd8 22. Kf2 Ne8 23. Rxd7 Qxd7 24. Qd1 Qxd1 25. Nxd1 Bf6 26. Ke3 Ne5 27. b3 Nd7 28. f4 Bd8 29. Nf2 Nd6 30. Bf3 Nc8 31. Nd3 Be7 32. g4 a5 33. g5 f6 34. h4 Kf7 35. Bg4 Nd6 36. Ng3 a4 37. e5 Ne8 38. Bh5+ Kf8 39. Bf3 Bxf3 40. Kxf3 axb3 41. axb3 f5 42. Nf1 Nc7 43. Nd2 Na6 44. Ke3 Ke8 45. Nb1 Kd8 46. Na3 Nc7 47. Nb5 Ne8 48. Be1 Kc8 49. Kd2 Kb7 50. Bf2 g6 51. Kc3 Nb8 52. Nc1 Na6 53. Nd3 Kc6 54. Na7+ 1/2-1/2

[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.10"]
[Round "7"]
[White "Evans, Pablo"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2070"]
[BlackElo "2217"]
[PlyCount "106"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 c5 2. b3 d6 3. Bb2 Nf6 4. d3 e6 5. g3 Be7 6. Bg2 Nc6 7. Ne2 Qc7 8. 0-0 0-0 9. Nd2 d5 10. exd5 exd5 11. Nf4 d4 12. h3 Bd7 13. Rc1 Rad8 14. Re1 Rfe8 15. a4 Bd6 16. Rxe8+ Rxe8 17. Nh5 Nxh5 18. Qxh5 Re5 19. Qf3 Nd8 20. Nc4 Bc6 21. Qg4 f5 22. Qh4 Re6 23. Nxd6 Qxd6 24. Rf1 Bxg2 25. Kxg2 Nc6 26. Bc1 Nb4 27. Qg5 Qd5+ 28. Kg1 Nxc2 29. Bd2 h6 30. Qf4 Re2 31. h4 Ne3 32. Bxe3 dxe3 33. Qc4 Qxc4 34. bxc4 exf2+ 35. Kg2 Rd2 36. Rb1 b6 37. a5 Rxd3 38. axb6 axb6 39. Rc1 Kf7 40. Kxf2 Rd4 41. Kf3 g5 42. hxg5 hxg5 43. Rb1 Rxc4 44. Rxb6 Rc3+ 45. Kf2 c4 46. Rc6 Kg7 47. Kg2 Rc1 48. Kf2 c3 49. Kg2 c2 50. Kh2 f4 51. Rc5 f3 52. g4 f2 53. Rc7+ Kf8 0-1

[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.09"]
[Round "6"]
[White "Mavrich, Demian"]
[Black "Celestino, Guillermo"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2217"]
[BlackElo "2141"]
[PlyCount "126"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 e6 4. d4 d5 5. exd5 exd5 6. Be2 Nf6 7. 0-0 Bd6 8. dxc5 Bxc5 9. Bg5 Be6 10. Nbd2 0-0 11. Nb3 Be7 12. Nfd4 h6 13. Bxf6 Bxf6 14. Nxe6 fxe6 15. Bg4 Qd6 16. Qe2 Rfe8 17. Rfe1 e5 18. Rad1 Rad8 19. Qb5 Re7 20. Be2 a6 21. Qc5 Qxc5 22. Nxc5 d4 23. Bc4+ Kh8 24. Ne4 Red7 25. Be6 Re7 26. Bf5 b6 27. g3 Kg8 28. h4 a5 29. Rd3 Ree8 30. Bg6 Rf8 31. Kg2 Ne7 32. Bh5 Nd5 33. Bd1 Kh8 34. Bb3 Be7 35. cxd4 exd4 36. Red1 Nf6 37. Rxd4 Nxe4 38. Rxe4 Rxd1 39. Bxd1 Bc5 40. Re2 g5 41. hxg5 hxg5 42. Rd2 Kg7 43. Bg4 Rf6 44. b3 Kg6 45. Bc8 Rd6 46. Re2 Rf6 47. g4 Bd6 48. Bf5+ Kf7 49. Kf3 Bf4 50. Re4 Rd6 51. Rc4 Kf6 52. Ke4 Ke7 53. Rc7+ Kf6 54. Rc2 Ke7 55. Kf3 Kf6 56. Ke2 Ke5 57. f3 Kf6 58. Be4 Ke5 59. a3 Kf6 60. b4 axb4 61. axb4 Ke5 62. b5 Kd4 63. Rc6 Rxc6 1/2-1/2

[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.08"]
[Round "5"]
[White "De Dovitiis, Alejo"]
[Black "Mavrich, Demian"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2346"]
[BlackElo "2217"]
[PlyCount "69"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e6 7. Bg2 Be7 8. 0-0 Qc7 9. Be3 Bd7 10. Re1 0-0 11. a4 Nc6 12. Nxc6 Bxc6 13. a5 Nd7 14. Bd4 Bf6 15. Ne2 Bxd4 16. Nxd4 b5 17. axb6 Nxb6 18. Re3 Bb7 19. Rc3 Qe7 20. Nc6 Qd7 21. Na5 Nc8 22. Qd2 Rd8 23. Raa3 Na7 24. Rab3 Rab8 25. Rd3 Ba8 26. Rxd6 Qc7 27. Rxb8 Rxb8 28. Rd7 Qb6 29. Nc4 Qc5 30. b4 Qf8 31. Rxa7 Bc6 32. Qd6 Qe8 33. Re7 Qd8 34. Qxd8+ Rxd8 35. h4 1-0

[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.07"]
[Round "4"]
[White "Mavrich, Demian"]
[Black "Daneri, Martin"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2217"]
[BlackElo "2149"]
[PlyCount "81"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 c5 5. c3 Nc6 6. Ne2 c4 7. Bc2 Bd6 8. Bf4 Nge7 9. Bxd6 Qxd6 10. Ng3 Qf4 11. Nd2 Bg4 12. f3 Be6 13. Qe2 h5 14. Qf2 h4 15. Ne2 Qf6 16. 0-0-0 Bf5 17. Bxf5 Nxf5 18. g4 Nd6 19. f4 0-0-0 20. Rhe1 Rde8 21. Ng1 Ne4 22. Nxe4 Rxe4 23. Rxe4 dxe4 24. d5 Nd8 25. Rd4 Re8 26. Rxc4+ Kb8 27. Qe3 Qa6 28. Qc5 b6 29. Qc7+ Ka8 30. b3 Qb7 31. Qd6 Qb8 32. Qd7 Nb7 33. Rc7 Rd8 34. Qc6 g6 35. Ne2 f5 36. g5 h3 37. Nd4 e3 38. Kd1 a6 39. Qxb6 Rd6 40. Nc6 Rxc6 41. Qxc6 1-0

[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.06"]
[Round "3"]
[White "Maucci, Luis Marcelo"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1958"]
[BlackElo "2217"]
[PlyCount "78"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 b6 7. Be2 Bb7 8. f3 e6 9. Be3 Be7 10. 0-0 Nbd7 11. Kh1 Rc8 12. Qe1 0-0 13. Qf2 Qc7 14. g4 Nc5 15. Nb3 Qb8 16. Kg1 Rfe8 17. Nxc5 bxc5 18. g5 Nd7 19. Rad1 Qa8 20. Bc4 Nb6 21. Ba2 d5 22. exd5 exd5 23. Bc1 d4 24. Ne4 Nxa4 25. Nf6+ gxf6 26. Qh4 f5 27. Bxf7+ Kxf7 28. Qxh7+ Ke6 29. Rde1+ Kd7 30. Qxf5+ Kc7 31. Bf4+ Kb6 32. b4 Ka7 33. b5 axb5 34. Qd7 Bxg5 35. Bg3 Rxe1 36. Rxe1 Be3+ 37. Kf1 Rf8 38. Ra1 Qe8 39. Qc7 Rxf3+ 0-1

[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.05"]
[Round "1"]
[White "Judewicz, Alejandro"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "B80"]
[BlackElo "2217"]
[PlyCount "120"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 Be7 8. Qd2 b5 9. g4 Bb7 10. 0-0-0 Nc6 11. Nxc6 Bxc6 12. h4 b4 13. Ne2 d5 14. Nd4 Bb7 15. e5 Nd7 16. f4 Nc5 17. f5 Ne4 18. Qe1 Qd7 19. Bd3 Nc5 20. Qf2 Nxd3+ 21. Rxd3 a5 22. Bg5 Bc5 23. fxe6 fxe6 24. Rf3 Ba6 25. Be3 Rf8 26. Rxf8+ Bxf8 27. Rh3 Bc5 28. Nb3 Bxe3+ 29. Rxe3 a4 30. Nc5 Qe7 31. Rf3 Bc8 32. a3 bxa3 33. Rxa3 Ra5 34. Nxa4 Bd7 35. Nb6 Rxa3 36. bxa3 Qxa3+ 37. Kb1 Qb4+ 38. Kc1 Qxg4 39. Nxd7 Kxd7 40. Qf7+ Kc6 41. Qe8+ Kc5 42. Qf8+ Kc4 43. Qb8 h5 44. Qb3+ Kd4 45. Qd3+ Kxe5 46. Qc3+ Kf4 47. Kd2 g6 48. Qc7+ Ke4 49. Qe7 Qf5 50. Qd7 Kf3 51. Qe7 Kg4 52. Kd1 Kg3 53. Qd6+ Kxh4 54. Qh2+ Kg5 55. Qd2+ Qf4 56. Qd3 h4 57. Qa3 h3 58. Qe7+ Qf6 59. Qh7 Kg4 60. Ke1 Qh4+ 0-1

[Event "Mar del Plata op 40th"]
[Site "Mar del Plata"]
[Date "2009.04.05"]
[Round "2"]
[White "Mavrich, Demian"]
[Black "Ramis, Jorge Luis"]
[Result "1/2-1/2"]
[ECO "C86"]
[WhiteElo "2217"]
[BlackElo "2018"]
[PlyCount "137"]
[EventDate "2009.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 d6 7. c3 Na5 8. Bc2 c5 9. d4 Qc7 10. h3 Be7 11. 0-0 0-0 12. Rd1 Bd7 13. d5 Nc4 14. Nbd2 Nb6 15. Nf1 Ne8 16. g4 g6 17. Ne3 Ng7 18. Kh2 Kh8 19. Rg1 c4 20. Bd2 f6 21. Rg2 Rf7 22. Rag1 Raf8 23. Ne1 Bc8 24. Nd1 Nd7 25. Bh6 Nc5 26. Ne3 Rg8 27. Nf1 Ne8 28. Bc1 Bf8 29. Qe3 Bg7 30. Bd1 f5 31. gxf5 gxf5 32. Bh5 f4 33. Qe2 Re7 34. Bg4 Nf6 35. f3 Bxg4 36. hxg4 Rf7 37. Rh1 h6 38. g5 hxg5 39. Kg1+ Nh7 40. Nh2 Bf8 41. Ng4 Rg6 42. Rgh2 Kg8 43. Rh5 Nf6 44. Rh8+ Kg7 45. Qh2 Nxg4 46. Rg8+ Kf6 47. Rxg6+ Kxg6 48. Qh5+ Kf6 49. Qxg4 Qd7 50. Qh5 Rg7 51. Kf1 Rg6 52. Rg1 Bg7 53. Rg4 Qd8 54. Bd2 Qh8 55. Qxh8 Bxh8 56. Nc2 Rh6 57. Nb4 Rh1+ 58. Rg1 Rh2 59. Rg2 Rh3 60. Ke2 Bg7 61. Be1 a5 62. Nc6 Nd3 63. Nxa5 Rh1 64. Bf2 Nxb2 65. Nb7 Bf8 66. Nd8 Rb1 67. Ne6 Be7 68. Rxg5 Nd3 69. Rg8 1/2-1/2

[Event "Pereyra Puebla Memorial 06th"]
[Site "Mendoza"]
[Date "2007.12.20"]
[Round "7"]
[White "Kanefsck, Gustavo"]
[Black "Mavrich, Demian"]
[Result "1-0"]
[ECO "B84"]
[WhiteElo "2387"]
[BlackElo "2214"]
[PlyCount "65"]
[EventDate "2007.12.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. a4 Qc7 8. 0-0 Be7 9. Kh1 b6 10. f4 Bb7 11. Bf3 Nc6 12. Nxc6 Bxc6 13. Qe2 0-0 14. g4 Qb7 15. g5 Nd7 16. b4 d5 17. exd5 exd5 18. Qg2 Ra7 19. Bxd5 Nb8 20. Rb1 Rd8 21. Rd1 Qc8 22. Be3 Rad7 23. b5 axb5 24. axb5 Bxd5 25. Nxd5 Bf8 26. Bxb6 Re8 27. Bg1 Qc4 28. Rd4 Qa2 29. Rbd1 Ra7 30. Re4 Rxe4 31. Qxe4 Ra4 32. Qe8 Qa3 33. Rd3 1-0

[Event "Pereyra Puebla Memorial 06th"]
[Site "Mendoza"]
[Date "2007.12.17"]
[Round "4"]
[White "Liascovich, Lucas Agustin"]
[Black "Mavrich, Demian"]
[Result "1-0"]
[ECO "A44"]
[WhiteElo "2430"]
[BlackElo "2214"]
[PlyCount "87"]
[EventDate "2007.12.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. d4 c5 2. d5 e5 3. e4 d6 4. f4 exf4 5. Bxf4 Ne7 6. Nf3 Ng6 7. Bg3 Be7 8. Nbd2 0-0 9. Be2 Nd7 10. Nc4 Nf6 11. e5 Ne4 12. Bd3 Nxg3 13. hxg3 dxe5 14. Nfxe5 Bg5 15. Qh5 Bh6 16. 0-0 b5 17. Nc6 Qg5 18. Qxg5 Bxg5 19. Nd6 c4 20. Bxg6 hxg6 21. Rae1 a6 22. Re5 Bf6 23. Re4 Bf5 24. Nxf5 gxf5 25. Rxf5 Rfe8 26. Rxe8+ Rxe8 27. d6 Bd8 28. Kf1 f6 29. d7 Rf8 30. Rf2 Kf7 31. Re2 f5 32. c3 Rh8 33. Kf2 Bg5 34. g4 fxg4 35. Ne5+ Kf6 36. Nxg4+ Kf7 37. Ne5+ Kf6 38. Nc6 Kf7 39. Re5 Bh4+ 40. Kf3 Bd8 41. Ke4 g6 42. Kd5 Bf6 43. Re2 Rh1 44. Rf2 1-0

[Event "Pereyra Puebla op"]
[Site "Pereyra Puebla"]
[Date "2006.12.21"]
[Round "9"]
[White "Mavrich, Demian"]
[Black "Spigolon, Adrian"]
[Result "1-0"]
[ECO "C62"]
[PlyCount "73"]
[EventDate "2006.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. c3 Bd7 5. 0-0 g6 6. d4 Qe7 7. Re1 Bg7 8. h3 Nd8 9. Bxd7+ Qxd7 10. Qd3 Qe6 11. d5 Qd7 12. Be3 Ne7 13. c4 b6 14. Nc3 0-0 15. Rac1 Nb7 16. Qc2 Rfb8 17. b4 a5 18. a3 axb4 19. axb4 Rc8 20. Nd2 f5 21. f3 f4 22. Bf2 g5 23. Ra1 h5 24. Ra2 g4 25. hxg4 hxg4 26. Kf1 Rxa2 27. Qxa2 g3 28. Bg1 Kf7 29. Ra1 Rh8 30. Qa7 Nd8 31. Nb5 Nxd5 32. exd5 Qf5 33. Qxc7+ Kg8 34. Qxd8+ Kh7 35. Qxd6 Qd3+ 36. Ke1 Qc2 37. Qe7 1-0

[Event "Pereyra Puebla op"]
[Site "Pereyra Puebla"]
[Date "2006.12.16"]
[Round "3"]
[White "Jonkman, Harmen"]
[Black "Mavrich, Demian"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2443"]
[PlyCount "43"]
[EventDate "2006.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 Nc6 6. Be3 cxd4 7. cxd4 Bb4+ 8. Nc3 a6 9. Bd3 b5 10. 0-0 Bxc3 11. bxc3 Bb7 12. a4 Nf6 13. Qb1 Na7 14. axb5 axb5 15. c4 bxc4 16. Bxc4 Qe4 17. d5 Qxb1 18. Rfxb1 Bxd5 19. Bxd5 Nxd5 20. Rxa7 Rxa7 21. Bxa7 0-0 22. g3 1-0

[Event "Pereyra Puebla op"]
[Site "Pereyra Puebla"]
[Date "2006.12.15"]
[Round "1"]
[White "Viale, Nicolas"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "B84"]
[PlyCount "62"]
[EventDate "2006.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e6 7. Be2 Qc7 8. 0-0 b6 9. f4 Nbd7 10. Kh1 Be7 11. Bf3 Bb7 12. Be3 Rb8 13. Nb3 Nc5 14. Nxc5 bxc5 15. Qe2 0-0 16. a5 Rfc8 17. Bg1 Nd7 18. Na4 Bc6 19. b3 Bf6 20. e5 Bxf3 21. Qxf3 dxe5 22. Rad1 exf4 23. Rxd7 Qxd7 24. Nb6 Qc7 25. Nxc8 Rxc8 26. Qxf4 Qxa5 27. g4 Qb5 28. Be3 h6 29. Rd1 Qe2 30. Rd2 Qe1+ 31. Kg2 Bg5 0-1

[Event "Pereyra Puebla Memorial 03rd"]
[Site "Mendoza"]
[Date "2004.12.17"]
[Round "9"]
[White "Mavrich, Demian"]
[Black "Aguilar, Andres"]
[Result "1/2-1/2"]
[ECO "B23"]
[BlackElo "2256"]
[PlyCount "144"]
[EventDate "2004.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 103 Extra"]
[Source "ChessBase"]
[SourceDate "2005.01.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.01.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 d5 5. d3 Nf6 6. exd5 exd5 7. g3 Be7 8. Bg2 0-0 9. 0-0 Qc7 10. Re1 Be6 11. h3 Rad8 12. Qe2 Rfe8 13. Qf2 a6 14. Ne5 Bd6 15. Nxc6 bxc6 16. Bd2 Rb8 17. b3 Rec8 18. Kh2 Qd7 19. Qf3 h5 20. Qf1 Rd8 21. Ne2 d4 22. Ng1 Re8 23. Nf3 Nd5 24. Ng5 Bf5 25. Be4 g6 26. Bxf5 Qxf5 27. Ne4 Bf8 28. Qf3 Qc8 29. Kg2 Kg7 30. Rf1 f5 31. Ng5 Ne3+ 32. Bxe3 Rxe3 33. Qf2 Qd7 34. Rae1 Qd5+ 35. Nf3 Rbe8 36. Rxe3 dxe3 37. Qe2 Bd6 38. Re1 c4 39. dxc4 Qe4 40. Qd3 Qe7 41. Re2 Kh7 42. c3 h4 43. Nxh4 Bxf4 44. gxf4 Qxh4 45. Rxe3 Rd8 46. Qf1 Rd2+ 47. Re2 Rd7 48. Qf2 Qf6 49. Qf3 Kh6 50. Qe3 Rd1 51. Rd2 Rc1 52. Qe5 Qxe5 53. fxe5 Re1 54. Rd6 Rxe5 55. Rxc6 Re2+ 56. Kf3 Rxa2 57. Rd6 Rb2 58. b4 Rb3 59. Rd3 a5 60. c5 axb4 61. c6 bxc3 62. c7 c2 63. c8Q Rxd3+ 64. Kf4 c1Q+ 65. Qxc1 Rxh3 66. Qf1 Rh4+ 67. Kg3 Rg4+ 68. Kh3 Kh5 69. Qf3 Kh6 70. Qc3 Kg5 71. Qh8 Kf4 72. Qh6+ Ke5 1/2-1/2

[Event "Pereyra Puebla Memorial 03rd"]
[Site "Mendoza"]
[Date "2004.12.11"]
[Round "1"]
[White "Luconi, Cristian"]
[Black "Mavrich, Demian"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2258"]
[PlyCount "75"]
[EventDate "2004.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 103 Extra"]
[Source "ChessBase"]
[SourceDate "2005.01.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.01.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. Nbd2 Bd6 5. Bg3 c6 6. e3 Qc7 7. Ne5 Nbd7 8. f4 c5 9. c3 b6 10. Bd3 a5 11. Qe2 c4 12. Bc2 b5 13. 0-0 b4 14. e4 Bxe5 15. fxe5 Nxe4 16. Bxe4 dxe4 17. Nxe4 0-0 18. Qh5 Qc6 19. Ng5 h6 20. Nxf7 Bb7 21. Rf2 Qd5 22. Qg6 Rxf7 23. Qxf7+ Kh7 24. Raf1 Rf8 25. Qh5 Nb6 26. Qe2 Rxf2 27. Rxf2 Qe4 28. Qxe4+ Bxe4 29. Rf4 Bd3 30. Be1 Nd5 31. Rf8 bxc3 32. Bxc3 a4 33. Ra8 Bc2 34. Ra6 Kg8 35. Rxe6 a3 36. Ra6 axb2 37. Bxb2 Bd3 38. Rc6 1-0

[Event "ARG-ch U14"]
[Site "Villa Carlos Paz"]
[Date "2004.09.04"]
[Round "7"]
[White "Mavrich, Demian"]
[Black "Parrilli, Fernando"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "126"]
[EventDate "2004.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 102 Extra"]
[Source "ChessBase"]
[SourceDate "2004.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 d6 7. c3 Be7 8. 0-0 0-0 9. h3 Na5 10. Bc2 c5 11. Qe2 Qc7 12. Rd1 Nc6 13. Nbd2 Rb8 14. Nf1 a5 15. Ne3 h6 16. Kh1 Be6 17. Re1 Nh7 18. g4 Ng5 19. Nxg5 Bxg5 20. Nf5 Qd8 21. Bxg5 hxg5 22. Rg1 g6 23. Ne3 Qf6 24. Kg2 b4 25. Ba4 Ne7 26. c4 Nc8 27. Nd5 Bxd5 28. cxd5 Kg7 29. b3 Qd8 30. Rac1 Rh8 31. Rh1 Ne7 32. f3 Qc8 33. Qf2 Qa6 34. Rcd1 Rh4 35. Rhf1 Rbh8 36. Rh1 Qc8 37. Rdf1 Rf8 38. Qe2 f5 39. Kg3 Rfh8 40. Qd2 Kf6 41. Qe2 R8h7 42. Rh2 Qa6 43. Rfh1 Nc8 44. Ra1 f4+ 45. Kg2 Nb6 46. Qc2 Rc7 47. Rc1 Rh8 48. Rhh1 Kf7 49. Qe2 Kf6 50. Qc2 Qc8 51. Qe2 Rh4 52. Qc2 Rch7 53. Rh2 Qa6 54. Qe2 Qb7 55. Bc6 Qb8 56. Ba4 Nxa4 57. bxa4 b3 58. a3 b2 59. Rb1 Rb7 60. Kf1 Rhh7 61. Rxb2 Rxb2 62. Qxb2 Rb7 63. Qc3 Rb3 0-1

[Event "ARG-ch U14"]
[Site "Villa Carlos Paz"]
[Date "2004.09.04"]
[Round "8"]
[White "Svara, Walter"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "64"]
[EventDate "2004.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 102 Extra"]
[Source "ChessBase"]
[SourceDate "2004.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.03"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Be7 5. Bd3 0-0 6. Nbd2 c5 7. c3 Nc6 8. Ne5 Re8 9. Ndf3 Nxe5 10. Nxe5 c4 11. Bb1 Bd7 12. g4 b5 13. f3 b4 14. Qc2 bxc3 15. g5 cxb2 16. gxf6 Bxf6 17. Qxb2 Ba4 18. Bc2 Qa5+ 19. Kd1 Rab8 20. Qc1 Rb7 21. Ng4 Be7 22. Bxa4 Qxa4+ 23. Qc2 Qb5 24. Rg1 Kh8 25. Ne5 Ba3 26. Rxg7 Kxg7 27. Qg2+ Kf8 28. Bh6+ Ke7 29. Qg7 Kd8 30. Nxf7+ Kc8 31. Qf6 Qb2 32. Qf4 Qxa1+ 0-1

[Event "ARG-ch U14"]
[Site "Villa Carlos Paz"]
[Date "2004.09.03"]
[Round "5"]
[White "Mavrich, Demian"]
[Black "Lemos, Damian"]
[Result "0-1"]
[ECO "B33"]
[BlackElo "2211"]
[PlyCount "70"]
[EventDate "2004.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 102 Extra"]
[Source "ChessBase"]
[SourceDate "2004.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Bxf6 gxf6 9. Na3 b5 10. Nd5 Bg7 11. c3 f5 12. Bd3 Ne7 13. Nxe7 Qxe7 14. Qe2 Rb8 15. Rd1 0-0 16. 0-0 fxe4 17. Bxe4 f5 18. Bd5+ Kh8 19. Nc2 a5 20. Nd4 Bd7 21. Nc6 Bxc6 22. Bxc6 b4 23. c4 Rf6 24. Rd3 Rh6 25. Bb5 e4 26. f4 Qa7+ 27. Qe3 Qxe3+ 28. Rxe3 Bd4 29. Rfe1 d5 30. Kf2 Bxe3+ 31. Kxe3 Rxh2 32. Re2 Rh6 33. Rd2 Rd6 34. Rd4 Rbd8 35. Ba4 dxc4 0-1

[Event "ARG-ch U14"]
[Site "Villa Carlos Paz"]
[Date "2004.09.03"]
[Round "6"]
[White "Salazar, Ezequiel"]
[Black "Mavrich, Demian"]
[Result "0-1"]
[ECO "B85"]
[WhiteElo "1852"]
[PlyCount "74"]
[EventDate "2004.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 102 Extra"]
[Source "ChessBase"]
[SourceDate "2004.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. a4 Qc7 8. 0-0 b6 9. f4 Bb7 10. Bf3 Be7 11. Be3 Nc6 12. Nb3 0-0 13. Qe1 Rac8 14. Rd1 Nd7 15. Qf2 Nc5 16. Nxc5 bxc5 17. Rd2 Na5 18. b3 Rfd8 19. f5 Bf6 20. Ne2 d5 21. exd5 exd5 22. Bf4 Qb6 23. Rfd1 d4 24. Ng3 Re8 25. Re2 Bxf3 26. Qxf3 c4 27. Kh1 cxb3 28. cxb3 Qxb3 29. Qxb3 Nxb3 30. Rxe8+ Rxe8 31. Kg1 g6 32. Kf2 Nc5 33. fxg6 hxg6 34. a5 Nb3 35. Ne2 Nxa5 36. Nxd4 Rd8 37. Be3 Nc6 0-1

[Event "ARG-ch U14"]
[Site "Villa Carlos Paz"]
[Date "2004.09.02"]
[Round "4"]
[White "Mavrich, Demian"]
[Black "Lopez Ortiz, Juan"]
[Result "1-0"]
[ECO "C01"]
[BlackElo "2029"]
[PlyCount "60"]
[EventDate "2004.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 102 Extra"]
[Source "ChessBase"]
[SourceDate "2004.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.03"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Nc6 6. c3 Nge7 7. Qc2 Be6 8. a4 Qd7 9. 0-0 f6 10. Re1 0-0-0 11. b4 Rdg8 12. a5 g5 13. b5 Nd8 14. Ba3 h5 15. Bxd6 Qxd6 16. c4 dxc4 17. Bxc4 Bxc4 18. Qxc4 Nd5 19. Nbd2 Nf4 20. Rac1 Nde6 21. g3 g4 22. Ne4 Qd8 23. Nh4 Nh3+ 24. Kf1 Re8 25. b6 axb6 26. axb6 Qxd4 27. Qxd4 Nxd4 28. Nd6+ Kd7 29. Rxe8 Rxe8 30. Nxe8 Kxe8 1-0

[Event "ARG-ch U14"]
[Site "Villa Carlos Paz"]
[Date "2004.09.02"]
[Round "3"]
[White "Pamphile, Julian"]
[Black "Mavrich, Demian"]
[Result "1/2-1/2"]
[ECO "B52"]
[PlyCount "72"]
[EventDate "2004.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 102 Extra"]
[Source "ChessBase"]
[SourceDate "2004.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nc6 6. 0-0 Nf6 7. Nc3 e6 8. d4 cxd4 9. Nxd4 Nxd4 10. Qxd4 Be7 11. h3 0-0 12. Be3 b6 13. Rfd1 Rfd8 14. e5 dxe5 15. Qxe5 Qc6 16. b3 Nd7 17. Qb5 Qxb5 18. Nxb5 Kf8 19. Nd6 Bxd6 20. Rxd6 Ke7 21. Rad1 Nc5 22. Bxc5 bxc5 23. Rxd8 Rxd8 24. Rxd8 Kxd8 25. a3 a5 26. f4 f6 27. Kf2 e5 28. f5 Kd7 29. Ke3 Kc6 30. Ke4 Kd6 31. g3 Kc6 32. g4 h6 33. h4 Kd6 34. h5 Kc6 35. a4 Kd6 36. Ke3 Kc6 1/2-1/2

[Event "ARG-ch U14"]
[Site "Villa Carlos Paz"]
[Date "2004.09.01"]
[Round "2"]
[White "Mavrich, Demian"]
[Black "Di Muro, Matias"]
[Result "1/2-1/2"]
[ECO "B33"]
[BlackElo "1955"]
[PlyCount "66"]
[EventDate "2004.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 102 Extra"]
[Source "ChessBase"]
[SourceDate "2004.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Bxf6 gxf6 9. Na3 b5 10. Nd5 Bg7 11. c3 f5 12. Bd3 Be6 13. Nc2 f4 14. Ncb4 Nxb4 15. Nxb4 0-0 16. Qh5 h6 17. 0-0 Qd7 18. h3 a5 19. Nd5 Bxd5 20. exd5 f5 21. f3 Rac8 22. Rad1 Rf6 23. Kh1 Rcf8 24. Rg1 b4 25. cxb4 axb4 26. g4 fxg3 27. Rxg3 Qe8 28. Qh4 e4 29. fxe4 fxe4 30. Bxe4 Rf1+ 31. Rxf1 Rxf1+ 32. Kg2 Qf8 33. Bf3 Rc1 1/2-1/2

[Event "Pereyra Puebla Memorial 02nd"]
[Site "Mendoza"]
[Date "2003.12.06"]
[Round "1"]
[White "Aparicio, Anibal"]
[Black "Mavrich, Demian"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2291"]
[PlyCount "89"]
[EventDate "2003.12.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bc5 5. e3 0-0 6. a3 a5 7. Nge2 Re8 8. 0-0 d6 9. d3 Bf5 10. h3 Qc8 11. Kh2 Ne7 12. d4 Bb6 13. e4 exd4 14. Nxd4 Bxd4 15. Qxd4 Nc6 16. Qd3 Ne5 17. Qc2 Be6 18. Nd5 Nxd5 19. cxd5 Bd7 20. f4 Ng6 21. Bd2 c6 22. Rac1 c5 23. e5 Bf5 24. Qc3 dxe5 25. fxe5 Rxe5 26. Rf2 b6 27. Qb3 Rb8 28. Rcf1 c4 29. Qc3 Bd3 30. Rc1 Rf5 31. Qd4 Rxf2 32. Qxf2 a4 33. Bb4 Qd7 34. Re1 b5 35. Qe3 h6 36. h4 Bf5 37. h5 Nf8 38. Qf4 Rb6 39. Re7 Qc8 40. g4 Rf6 41. gxf5 Rxf5 42. Bh3 Rxf4 43. Bxc8 Rf2+ 44. Kg3 Rxb2 45. Re8 1-0

[Event "ARG-ch U10"]
[Site "Rafaela"]
[Date "2000.04.01"]
[Round "5"]
[White "Mavrich, Demian"]
[Black "Salazar, Emiliano"]
[Result "1-0"]
[ECO "B32"]
[PlyCount "83"]
[EventDate "2000.03.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Bc4 e5 7. Qd3 Nf6 8. Nc3 Be7 9. Bg5 h6 10. Bxf6 Bxf6 11. Rd1 Be7 12. Nd5 Be6 13. 0-0 0-0 14. Nxe7+ Qxe7 15. Bxe6 Qxe6 16. Qxd6 Qxd6 17. Rxd6 Rfd8 18. Rfd1 Rxd6 19. Rxd6 f6 20. h3 Rc8 21. Rd7 Rxc2 22. Rxb7 a5 23. Ra7 Rxb2 24. Rxa5 Kf8 25. Ra7 Rb8 26. Kh2 g5 27. Kg3 Kg8 28. Kg4 Rb4 29. Kf5 Rb2 30. Kxf6 Rxf2+ 31. Kxe5 Rxg2 32. Kf6 Rf2+ 33. Kg6 Kf8 34. Kxh6 g4 35. hxg4 Rf4 36. Kh5 Rxe4 37. g5 Kg8 38. Kh6 Re6+ 39. g6 Rf6 40. Ra8+ Rf8 41. Rxf8+ Kxf8 42. Kh7 1-0

[Event "ARG-ch U10"]
[Site "Rafaela"]
[Date "2000.04.01"]
[Round "6"]
[White "Panizza, Cristian"]
[Black "Mavrich, Demian"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "61"]
[EventDate "2000.03.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3 0-0 6. Bg5 h6 7. Bh4 Be7 8. Qd2 Nh7 9. Bxe7 Qxe7 10. 0-0-0 d6 11. Rdg1 a6 12. Nd5 Qd7 13. h3 Ne7 14. g4 Nxd5 15. Bxd5 c6 16. Bb3 b5 17. h4 a5 18. a3 Qe7 19. h5 c5 20. g5 hxg5 21. Nxg5 Nxg5 22. Rxg5 Be6 23. h6 c4 24. Rxg7+ Kh8 25. dxc4 bxc4 26. Ba4 Rg8 27. Rhg1 Qb7 28. Qg5 Qb8 29. Qf6 Qd8 30. Rxg8+ Kh7 31. Qg7# 1-0

[Event "ARG-ch U10"]
[Site "Rafaela"]
[Date "2000.03.31"]
[Round "3"]
[White "Mavrich, Demian"]
[Black "Cristobal, Manuel"]
[Result "0-1"]
[ECO "B51"]
[PlyCount "104"]
[EventDate "2000.03.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. 0-0 a6 5. Bxc6+ bxc6 6. Re1 e6 7. d3 Ne7 8. Nbd2 g6 9. Nc4 Bg7 10. Ne3 0-0 11. c3 Qc7 12. Nf1 Bb7 13. Be3 a5 14. d4 cxd4 15. Bxd4 c5 16. Bxg7 Kxg7 17. Ng3 Bc6 18. c4 Rfd8 19. Qb3 Rab8 20. Qa3 Qb6 21. h3 Qb4 22. Qxb4 Rxb4 23. b3 a4 24. Rab1 Rdb8 25. Nd2 Bd7 26. Re3 Nc6 27. f4 Nd4 28. Ne2 Nc2 29. Rc3 Nd4 30. Nc1 Bc6 31. Kh2 e5 32. Nd3 R4b6 33. fxe5 Ne2 34. Rc2 Nd4 35. Rcb2 a3 36. exd6 axb2 37. Rxb2 Ne6 38. Ne5 f6 39. Ng4 Rd8 40. e5 fxe5 41. Nxe5 Rxd6 42. a3 Nf4 43. Nxc6 Rbxc6 44. Ne4 Rd4 45. Ng3 Rb6 46. a4 Rxc4 47. a5 Rb8 48. a6 Rcb4 49. a7 Ra8 50. Kg1 Rxa7 51. Kf1 Ra1+ 52. Kf2 Nd3+ 0-1

[Event "ARG-ch U10"]
[Site "Rafaela"]
[Date "2000.03.30"]
[Round "2"]
[White "Amurri, Juan Pablo"]
[Black "Mavrich, Demian"]
[Result "1/2-1/2"]
[ECO "D06"]
[PlyCount "62"]
[EventDate "2000.03.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Bf5 4. Nf3 Nf6 5. Bg5 e6 6. e3 Be7 7. Be2 0-0 8. 0-0 h6 9. Bh4 Nbd7 10. Bd3 Bxd3 11. Qxd3 Nh7 12. Bxe7 Qxe7 13. a3 c5 14. cxd5 exd5 15. Nxd5 Qd6 16. e4 cxd4 17. Qxd4 Rfe8 18. Rfe1 Qc5 19. Qxc5 Nxc5 20. Nc7 Rac8 21. Nxe8 Rxe8 22. Rac1 Nd3 23. Rc4 Nxe1 24. Nxe1 f5 25. f3 fxe4 26. Rxe4 Rd8 27. b4 Kf7 28. Kf2 Nf6 29. Re2 g5 30. g3 g4 31. f4 Rd1 1/2-1/2

[Event "ARG-ch U10"]
[Site "Rafaela"]
[Date "2000.03.30"]
[Round "1"]
[White "Mavrich, Demian"]
[Black "Medved, Pedro"]
[Result "1-0"]
[ECO "C46"]
[PlyCount "27"]
[EventDate "2000.03.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 Bb4+ 4. Nc3 Bxc3+ 5. bxc3 exd4 6. cxd4 Nf6 7. Bd3 b6 8. 0-0 Nb4 9. Bg5 Nxd3 10. Qxd3 h6 11. Bh4 0-0 12. e5 Qe8 13. exf6 gxf6 14. Bxf6 1-0

[Event "ARG-ch U10"]
[Site "Rafaela"]
[Date "2000.??.??"]
[Round "4"]
[White "Houdin, Anabella"]
[Black "Mavrich, Demian"]
[Result "1/2-1/2"]
[ECO "C45"]
[PlyCount "46"]
[EventDate "2000.03.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Be7 5. Nxd4 Nxd4 6. Qxd4 Nf6 7. 0-0 0-0 8. Nc3 h6 9. Qe3 Ng4 10. Qg3 d6 11. h3 Bh4 12. Qf3 Ne5 13. Qe2 Bg5 14. f4 Nxc4 15. Qxc4 Bh4 16. Be3 b6 17. Bf2 Bxf2+ 18. Rxf2 c5 19. Rd1 Qf6 20. Qd5 Ba6 21. Qxd6 Qh4 22. b4 Rad8 23. Qc7 cxb4 1/2-1/2

