[Event "Piacenza Region-ch"]
[Site "Piacenza"]
[Date "2024.01.28"]
[Round "5"]
[White "Mammi, Ottavio"]
[Black "Mammi, Samuele"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1981"]
[BlackElo "2162"]
[PlyCount "30"]
[EventDate "2024.01.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[SourceTitle "CB06_2024"]
[SourceDate "2024.02.07"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.07"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Nf6 3. d4 d5 4. cxd5 exd5 5. Bg5 Nbd7 6. Nxd5 Nxd5 7. Bd2 N7f6 8. Nf3 c6 9. a3 Qb6 10. b4 Bf5 11. e3 a5 12. bxa5 Rxa5 13. Bxa5 Qxa5+ 14. Qd2 Nb4 15. Rc1 Ne4 0-1

[Event "Piacenza Region-ch"]
[Site "Piacenza"]
[Date "2024.01.28"]
[Round "4"]
[White "Perrone, Agostino"]
[Black "Mammi, Ottavio"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1368"]
[BlackElo "1981"]
[PlyCount "66"]
[EventDate "2024.01.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[SourceTitle "CB06_2024"]
[SourceDate "2024.02.07"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.07"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 g6 4. Nf3 Bg7 5. Be2 0-0 6. h3 c5 7. c3 Nc6 8. Nbd2 Nd7 9. Bb5 Qb6 10. Bxc6 bxc6 11. Qb3 Ba6 12. Qxb6 axb6 13. Ne5 Nb8 14. dxc5 f6 15. Nef3 e5 16. Bg3 bxc5 17. Nb3 Nd7 18. Nfd2 Bd3 19. f3 Rfb8 20. Nc1 Bc2 21. b3 f5 22. a4 c4 23. bxc4 Rxa4 24. Rxa4 Bxa4 25. e4 dxc4 26. Ke2 Rb2 27. Rd1 Bxd1+ 28. Kxd1 Bh6 29. Be1 Bxd2 30. Bxd2 fxe4 31. fxe4 Nc5 32. Ne2 Nxe4 33. Be1 Nc5 0-1

[Event "Piacenza Region-ch"]
[Site "Piacenza"]
[Date "2024.01.27"]
[Round "2"]
[White "De Simone, Alessandro"]
[Black "Mammi, Ottavio"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "1427"]
[BlackElo "1981"]
[PlyCount "125"]
[EventDate "2024.01.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[SourceTitle "CB06_2024"]
[SourceDate "2024.02.07"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.07"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 a6 6. a4 c5 7. 0-0 Nc6 8. Nc3 Be7 9. Re1 cxd4 10. exd4 0-0 11. Bg5 Bd7 12. Qd2 Nb4 13. Ne5 Bc6 14. Rad1 Qb6 15. Nxc6 bxc6 16. Ne4 Nbd5 17. Bxd5 Nxd5 18. Bxe7 Nxe7 19. Nc5 Rfd8 20. Qe2 Ng6 21. a5 Qb5 22. g3 Qxe2 23. Rxe2 e5 24. Red2 Rd5 25. b4 Rad8 26. Nxa6 exd4 27. Nc5 Ne5 28. Kg2 Kf8 29. Nb7 Rb8 30. a6 d3 31. f4 Nc4 32. Rxd3 Ne3+ 33. Rxe3 Rxd1 34. Rc3 Rb1 35. Na5 Ra8 36. Rxc6 Rxb4 37. a7 Rb5 38. Ra6 f6 39. Kf3 Ke7 40. Nc4 Rb3+ 41. Kg2 Rb7 42. Nb6 Rxb6 43. Rxb6 Rxa7 44. Kf3 Kf7 45. h3 Ra3+ 46. Kg2 Kg6 47. Rb5 Ra6 48. Kf3 h5 49. Rb3 Ra4 50. Rc3 Ra2 51. h4 Ra5 52. Rb3 Kf5 53. Rc3 g6 54. Rb3 Rd5 55. Ra3 Ke6 56. Ra6+ Rd6 57. Ra3 Rb6 58. Rd3 Rb5 59. Ra3 Rd5 60. Ra6+ Rd6 61. Ra3 Rc6 62. Rd3 Rc1 63. Ra3 1/2-1/2

[Event "Piacenza Region-ch"]
[Site "Piacenza"]
[Date "2024.01.27"]
[Round "3"]
[White "Mammi, Ottavio"]
[Black "Mrad, Anahid"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "1981"]
[BlackElo "1380"]
[PlyCount "147"]
[EventDate "2024.01.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[SourceTitle "CB06_2024"]
[SourceDate "2024.02.07"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.07"]
[SourceQuality "1"]

1. c4 e5 2. g3 c6 3. Bg2 d5 4. cxd5 cxd5 5. d4 e4 6. Nc3 Nf6 7. Bg5 Be7 8. e3 Nc6 9. Nge2 h6 10. Bxf6 Bxf6 11. Qb3 Be6 12. Qxb7 Rc8 13. 0-0 0-0 14. Nf4 Rc7 15. Qb5 Ne7 16. Nh5 Ng6 17. Nxf6+ gxf6 18. Qe2 Qd7 19. f3 f5 20. f4 Kh7 21. Rfc1 Rfc8 22. Qd2 Ne7 23. Bf1 Nc6 24. Bb5 Qe7 25. Na4 Bd7 26. Ba6 Nxd4 27. exd4 Rxc1+ 28. Rxc1 Rxc1+ 29. Qxc1 Bxa4 30. Qc3 e3 31. Be2 Qe6 32. Qd3 Qe4 33. b3 Bc6 34. Qxe4 fxe4 35. Kf1 Kg6 36. a4 Kf6 37. Bd1 Bb7 38. Ke2 Ba6+ 39. Kxe3 Bd3 40. b4 Ke6 41. Bb3 f5 42. Bd1 Kf6 43. Kf2 Kg6 44. h3 h5 45. g4 fxg4 46. hxg4 h4 47. b5 h3 48. Kg3 e3 49. Bf3 e2 50. Bxe2 Bxe2 51. Kxh3 Bd3 52. Kh4 Kf6 53. Kh5 Kf7 54. Kg5 Kg7 55. f5 Kf7 56. Kf4 Kf6 57. g5+ Kg7 58. Ke5 Kf7 59. g6+ Kg7 60. Ke6 Kg8 61. Kf6 Bc2 62. Kg5 Bd3 63. f6 Kf8 64. g7+ Kg8 65. Kf4 Bc4 66. Ke5 Bb3 67. a5 Bc4 68. b6 axb6 69. axb6 Ba6 70. Kxd5 Bb7+ 71. Ke6 Bc8+ 72. Ke7 Be6 73. b7 Kh7 74. b8Q 1-0

[Event "Piacenza Region-ch"]
[Site "Piacenza"]
[Date "2024.01.26"]
[Round "1"]
[White "Mammi, Ottavio"]
[Black "Bergonzi, Andrea"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "1981"]
[BlackElo "1319"]
[PlyCount "71"]
[EventDate "2024.01.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[SourceTitle "CB06_2024"]
[SourceDate "2024.02.07"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.07"]
[SourceQuality "1"]

1. c4 e5 2. g3 d5 3. cxd5 Qxd5 4. Nf3 Nc6 5. Nc3 Qd8 6. Bg2 Nf6 7. 0-0 Be7 8. d3 Bg4 9. a3 Qd7 10. b4 a6 11. Bb2 0-0 12. Rc1 Bh3 13. Na4 Bxg2 14. Kxg2 Bd6 15. Qc2 Rfe8 16. e4 h6 17. Rfe1 Rad8 18. Rcd1 Qg4 19. h3 Qc8 20. d4 exd4 21. Nxd4 Nxd4 22. Bxd4 Be5 23. Bxe5 Rxe5 24. Rc1 c6 25. Nb6 Qe6 26. f3 Qe7 27. Nc4 Re6 28. e5 Ne8 29. f4 Rg6 30. f5 Rg5 31. Qe4 g6 32. f6 Qe6 33. g4 h5 34. Qe3 Qd5+ 35. Kh2 b5 36. Red1 1-0

[Event "Palmanova op 12th"]
[Site "Palmanova"]
[Date "2023.12.10"]
[Round "4"]
[White "Mammi, Ottavio"]
[Black "Budai, Leonardo"]
[Result "1-0"]
[ECO "A23"]
[WhiteElo "1939"]
[BlackElo "1854"]
[PlyCount "117"]
[EventDate "2023.12.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. d4 e4 7. Bg5 Bb4 8. e3 0-0 9. Qb3 Bxc3+ 10. Qxc3 Nbd7 11. Ne2 h6 12. Bxf6 Nxf6 13. Qd2 Bd7 14. a4 Rc8 15. 0-0 g5 16. Rfc1 Rxc1+ 17. Qxc1 Bg4 18. Nc3 Qd7 19. Qf1 Rc8 20. Qb5 Be6 21. Bf1 Rc6 22. a5 a6 23. Qb3 Rd6 24. Na4 Bh3 25. Nc5 Qf5 26. Qd1 Ng4 27. Qe2 Bxf1 28. Rxf1 Qc8 29. b4 Nf6 30. Rc1 g4 31. Qd1 Rc6 32. Rb1 Nh7 33. h4 gxh3 34. Qh5 Ng5 35. Rb2 Qf5 36. Kh1 b5 37. Rc2 Qf3+ 38. Qxf3 Nxf3 39. Rc3 Rg6 40. Nd7 Rg5 41. Rc6 h5 42. Rxa6 h4 43. g4 Kg7 44. Nf6 Ne1 45. Kh2 Nd3 46. Kxh3 Nxb4 47. Rb6 Rg6 48. Nh5+ Kh7 49. Rxb5 Nd3 50. Kxh4 Nxf2 51. g5 Ra6 52. Nf6+ Kg7 53. Nxd5 Nd1 54. Kg4 Rd6 55. Kf4 Nf2 56. Nc7 Rd7 57. Ne8+ Kf8 58. Nf6 Re7 59. Rb8+ 1-0

[Event "Palmanova op 12th"]
[Site "Palmanova"]
[Date "2023.12.10"]
[Round "5"]
[White "Mammi, Ottavio"]
[Black "Negro, Roberto"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1939"]
[BlackElo "2041"]
[PlyCount "127"]
[EventDate "2023.12.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. Bg5 Be7 5. cxd5 exd5 6. e3 Nbd7 7. Bd3 c6 8. Nge2 0-0 9. 0-0 Re8 10. f3 Nf8 11. Bh4 a5 12. Bf2 Ne6 13. h3 c5 14. dxc5 Bxc5 15. Nb5 Bd7 16. Nbd4 Qb6 17. Qb3 Nxd4 18. Nxd4 Qd6 19. a3 b6 20. Rfd1 Bxd4 21. exd4 Nh5 22. Re1 Nf4 23. Bf1 Qg6 24. Kh2 a4 25. Qc3 Bb5 26. Rxe8+ Rxe8 27. Re1 Rf8 28. Bg3 Bxf1 29. Rxf1 Ne2 30. Qe1 Nxd4 31. Qe5 Nf5 32. Bf2 Qe6 33. Re1 Qd7 34. Rd1 Ne7 35. Bxb6 f6 36. Qc7 Qe6 37. Bc5 Kf7 38. Rxd5 Rc8 39. Qxe7+ Qxe7 40. Bxe7 Kxe7 41. Rh5 h6 42. Rb5 Kf7 43. h4 g5 44. h5 Rc4 45. Rb6 g4 46. Kg3 gxf3 47. gxf3 Rc5 48. Rb4 Ra5 49. f4 Ke6 50. Kg4 Ra8 51. Rb6+ Kf7 52. Rb5 Ke6 53. Kf3 Ra6 54. Ke4 Rc6 55. Rb4 Ra6 56. Rb7 Rc6 57. f5+ Kd6 58. Rf7 Kc5 59. Rh7 Kc4 60. Rxh6 Kb3 61. Kd5 Ra6 62. Rg6 Kxb2 63. Rg3 Rb6 64. h6 1-0

[Event "Palmanova op 12th"]
[Site "Palmanova"]
[Date "2023.12.09"]
[Round "3"]
[White "Costantino, Claudio Emanuele"]
[Black "Mammi, Ottavio"]
[Result "1/2-1/2"]
[ECO "B86"]
[WhiteElo "1887"]
[BlackElo "1939"]
[PlyCount "83"]
[EventDate "2023.12.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Be7 8. g4 0-0 9. Be3 b5 10. g5 Ne8 11. h4 Nc7 12. Qd2 Bb7 13. f3 Nd7 14. 0-0-0 b4 15. Na4 d5 16. h5 Ne5 17. g6 Qe8 18. h6 Bf6 19. gxh7+ Kh8 20. hxg7+ Bxg7 21. Bf4 Nb5 22. Nxb5 axb5 23. Nc5 Nc4 24. Bxc4 bxc4 25. Qxb4 Rxa2 26. c3 Bc6 27. Bd6 d4 28. Bxf8 Qxf8 29. Qxc4 Qa8 30. Kb1 Ra1+ 31. Kc2 Ba4+ 32. Nxa4 Rxa4 33. Qc7 Ra7 34. Qb6 Rb7 35. Ra1 Qb8 36. Qa6 Rxb2+ 37. Kd3 Qd8 38. Qa5 Qd6 39. Qa6 Qc5 40. Qa5 Qd6 41. Qa6 Qc7 42. Qa5 1/2-1/2

[Event "Palmanova op 12th"]
[Site "Palmanova"]
[Date "2023.12.09"]
[Round "2"]
[White "Mammi, Ottavio"]
[Black "Candian, Lorenzo"]
[Result "0-1"]
[ECO "D36"]
[WhiteElo "1939"]
[BlackElo "2137"]
[PlyCount "114"]
[EventDate "2023.12.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 c6 8. Nge2 Nbd7 9. 0-0 Re8 10. f3 Nf8 11. Qc2 h6 12. Bh4 Ne6 13. Rad1 b6 14. Bf2 Bb7 15. Ng3 Rc8 16. h3 a6 17. Bf5 c5 18. dxc5 bxc5 19. Qb3 Qc7 20. e4 c4 21. Qc2 d4 22. Bxe6 fxe6 23. Rxd4 Bc5 24. Nge2 Bxd4 25. Nxd4 Bc6 26. Be3 e5 27. Nf5 Bd7 28. Ng3 Be6 29. Qf2 Nd7 30. f4 exf4 31. Bxf4 Qb7 32. Kh2 Nc5 33. Bd6 Nd3 34. Qd4 Rcd8 35. Nh5 Rd7 36. e5 Rf7 37. Rxf7 Qxf7 38. Qh4 g5 39. Qg3 Qxh5 40. Ne4 Qg6 41. Nf6+ Kg7 42. Nxe8+ Qxe8 43. b3 Qf7 44. bxc4 Bxc4 45. h4 Qf4 46. hxg5 hxg5 47. a3 Kg6 48. Qxf4 gxf4 49. g3 f3 50. g4 f2 51. Kg2 Bd5+ 52. Kf1 Be6 53. Bc5 Nxc5 54. Kxf2 Bxg4 55. Ke3 Be6 56. Kd4 Nb7 57. Ke4 Kg5 0-1

[Event "Palmanova op 12th"]
[Site "Palmanova"]
[Date "2023.12.08"]
[Round "1"]
[White "Beletic, Daniel"]
[Black "Mammi, Ottavio"]
[Result "1/2-1/2"]
[ECO "A35"]
[WhiteElo "2224"]
[BlackElo "1939"]
[PlyCount "136"]
[EventDate "2023.12.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. Nc3 g6 4. a3 Bg7 5. Rb1 d6 6. g3 h5 7. d3 Nh6 8. Bg2 Nf5 9. h4 0-0 10. Bg5 Re8 11. 0-0 Rb8 12. Qc1 b6 13. b4 Bb7 14. Re1 Qd7 15. Bh3 Ncd4 16. Nh2 Qc6 17. e4 cxb4 18. Nd5 bxa3 19. Nb4 Qa4 20. exf5 a5 21. Nd5 Bxd5 22. cxd5 a2 23. Ra1 Nb3 24. Qc2 Bxa1 25. Rxa1 Rbc8 26. Qxa2 Qxa2 27. Rxa2 gxf5 28. Bxf5 Rc3 29. Bd7 Rd8 30. Bb5 Nd4 31. Bxe7 Ra8 32. Rb2 a4 33. Bxa4 Rxa4 34. Rxb6 Nf5 35. Bxd6 Rxd3 36. Be5 Ra8 37. Rf6 Ne7 38. Rh6 Ng6 39. Rxh5 Rxd5 40. Ng4 Rd1+ 41. Kg2 Nxe5 42. Rxe5 Ra6 43. Re8+ Kg7 44. h5 Rd4 45. Kh3 Ra5 46. h6+ Kh7 47. f4 Rd2 48. Kh4 Rd6 49. Re7 Kg8 50. Re8+ Kh7 51. Re7 Kg8 52. Re8+ Kh7 53. Re7 Kg8 54. h7+ Kxh7 55. Rxf7+ Kg8 56. Rc7 Kf8 57. Ne5 Kg8 58. g4 Re6 59. Kg5 Rexe5+ 60. fxe5 Rxe5+ 61. Kf6 Re8 62. g5 Ra8 63. Rc6 Rb8 64. Kg6 Ra8 65. Kh6 Rb8 66. g6 Ra8 67. Rc7 Rb8 68. Rg7+ Kh8 1/2-1/2

[Event "ITA-ch U20"]
[Site "Tarvisio"]
[Date "2023.07.09"]
[Round "9"]
[White "Folin, Giorgio"]
[Black "Mammi, Ottavio"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1822"]
[BlackElo "1892"]
[PlyCount "51"]
[EventDate "2023.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 Qxd5 4. c4 Qa5+ 5. Bd2 Qc7 6. Nf3 Nf6 7. Nc3 Bf5 8. Nh4 Bg6 9. Nxg6 hxg6 10. g3 e6 11. Bg2 Nbd7 12. 0-0 0-0-0 13. Rc1 a6 14. Na4 c5 15. b4 cxd4 16. b5 a5 17. b6 Nxb6 18. Bxa5 Bc5 19. Qb3 Nfd7 20. Rb1 Rxh2 21. Kxh2 Rh8+ 22. Kg1 d3 23. Nxc5 Qxc5 24. Bxb6 Qh5 25. Rfd1 Qh2+ 26. Kf1 1-0

[Event "ITA-ch U20"]
[Site "Tarvisio"]
[Date "2023.07.08"]
[Round "8"]
[White "Brunetti, Alessandro1111"]
[Black "Mammi, Ottavio"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1973"]
[BlackElo "1892"]
[PlyCount "108"]
[EventDate "2023.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 h5 7. Be3 e5 8. Nb3 Be6 9. Be2 Nbd7 10. Qd2 Be7 11. Nd5 Nxd5 12. exd5 Bf5 13. 0-0 Bg6 14. a4 0-0 15. f4 f5 16. fxe5 dxe5 17. d6 Bf6 18. Qd5+ Kh7 19. Qxb7 f4 20. Bd2 Bxc2 21. Ba5 Qc8 22. Qxc8 Raxc8 23. Nd2 e4 24. Bxa6 Ra8 25. Bb5 Rxa5 26. Bxd7 Rd5 27. Nb1 Rxd6 28. Bb5 Bd4+ 29. Kh1 f3 30. Na3 Bb3 31. gxf3 Bd5 32. Bc4 Bb7 33. Nb5 Rdd8 34. Nxd4 Rxd4 35. fxe4 Bxe4+ 36. Kg1 Rc8 37. Bb3 Rb8 38. Ra3 Rdb4 39. Rf4 Kh6 40. Be6 Kg5 41. Rf2 Rxb2 42. Rxb2 Rxb2 43. Ra2 Rb1+ 44. Kf2 Kf4 45. a5 Rh1 46. h3 g5 47. a6 g4 48. hxg4 hxg4 49. a7 g3+ 50. Ke2 g2 51. Ra4 Re1+ 52. Kxe1 g1Q+ 53. Ke2 Qe3+ 54. Kf1 Qc1+ 0-1

[Event "ITA-ch U20"]
[Site "Tarvisio"]
[Date "2023.07.07"]
[Round "7"]
[White "Mammi, Ottavio"]
[Black "Geraci, Sergio"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "1892"]
[BlackElo "1516"]
[PlyCount "112"]
[EventDate "2023.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. g3 g6 4. Bg2 Bg7 5. e4 Nc6 6. Nge2 d6 7. 0-0 0-0 8. a3 e5 9. Rb1 Be6 10. d3 Ne8 11. Be3 Nd4 12. Nd5 Qd7 13. Nec3 f5 14. f4 fxe4 15. dxe4 Nc7 16. b4 Nxd5 17. cxd5 Bg4 18. Qd2 b6 19. bxc5 bxc5 20. fxe5 Rxf1+ 21. Rxf1 Bxe5 22. Bf4 Bg7 23. Kh1 Rb8 24. Nd1 Bxd1 25. Rxd1 Rb6 26. Rf1 Qg4 27. Bg5 Qd7 28. Qf4 Rb7 29. Qh4 Qe8 30. Qf4 Qd7 31. h4 Rb3 32. Rf2 Rb1+ 33. Kh2 Rb3 34. Bh3 Qe8 35. Bf6 Rb6 36. Bxg7 Kxg7 37. Qf6+ Kg8 38. Be6+ Nxe6 39. dxe6 Rb7 40. h5 c4 41. hxg6 hxg6 42. Rf4 Rh7+ 43. Kg2 c3 44. Qxc3 Qxe6 45. Kf3 Rf7 46. Rxf7 Qxf7+ 47. Ke3 Qe6 48. Qd3 Kf8 49. Qa6 Qb3+ 50. Kf2 Qc2+ 51. Kf3 Qc3+ 52. Kg4 Qc5 53. Qd3 Qh5+ 54. Kf4 Qe5+ 55. Kf3 Qf6+ 56. Kg2 Qb2+ 1/2-1/2

[Event "ITA-ch U20"]
[Site "Tarvisio"]
[Date "2023.07.06"]
[Round "5"]
[White "Mammi, Ottavio"]
[Black "Rossi, Gabriele Valerio"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1892"]
[BlackElo "1735"]
[PlyCount "110"]
[EventDate "2023.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 d6 4. Bg2 Be6 5. d3 Qd7 6. Rb1 Nge7 7. Nd5 Nd8 8. f4 c6 9. Nc3 exf4 10. gxf4 d5 11. cxd5 cxd5 12. e4 dxe4 13. dxe4 Qxd1+ 14. Kxd1 Ndc6 15. Be3 Rd8+ 16. Ke2 Bc4+ 17. Kf2 g6 18. Nge2 Bg7 19. b3 Bd3 20. Rbd1 0-0 21. Rhe1 Bxe2 22. Nxe2 b6 23. Rd2 Rxd2 24. Bxd2 Rd8 25. Ke3 Bh6 26. Bc3 Bg7 27. e5 Nf5+ 28. Kf2 Ncd4 29. Nxd4 Nxd4 30. Re4 Nb5 31. Bb2 Bf8 32. Bf1 Rd2+ 33. Re2 Bc5+ 34. Kg3 Rxe2 35. Bxe2 Bd4 36. Bxd4 Nxd4 37. Bd3 Kg7 38. Kf2 Kf8 39. Ke3 Ne6 40. f5 Nc5 41. fxg6 hxg6 42. Bc4 Ke7 43. b4 Ne6 44. a4 Nc7 45. Ke4 f6 46. h4 a5 47. b5 f5+ 48. Ke3 Ne6 49. Bxe6 Kxe6 50. Kf4 Ke7 51. Kg5 Kf7 52. e6+ Kxe6 53. Kxg6 f4 54. h5 f3 55. h6 f2 0-1

[Event "ITA-ch U20"]
[Site "Tarvisio"]
[Date "2023.07.06"]
[Round "6"]
[White "Togni, Alessandro"]
[Black "Mammi, Ottavio"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1463"]
[BlackElo "1892"]
[PlyCount "70"]
[EventDate "2023.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[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 Qa5 4. d4 c6 5. Nf3 Nf6 6. Bd2 Qc7 7. Bc4 Bf5 8. 0-0 e6 9. h3 Nbd7 10. Nh4 Bg6 11. Nxg6 hxg6 12. Re1 0-0-0 13. Ne2 Bd6 14. Qc1 c5 15. dxc5 Bxc5 16. Bd3 Qb6 17. Be3 Bxe3 18. Qxe3 Qxe3 19. fxe3 Ne5 20. Red1 a6 21. Rab1 g5 22. Nc3 g4 23. Bf1 gxh3 24. gxh3 Nf3+ 25. Kf2 Nd2 26. Rbc1 Nxf1 27. Kxf1 Rxh3 28. Rxd8+ Kxd8 29. Ke2 Rh2+ 30. Kd3 g5 31. Rg1 g4 32. e4 Nd7 33. Ne2 Ne5+ 34. Ke3 Nc4+ 35. Kd3 Nxb2+ 0-1

[Event "ITA-ch U20"]
[Site "Tarvisio"]
[Date "2023.07.05"]
[Round "4"]
[White "Mammi, Ottavio"]
[Black "Baldi, Matteo"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "1892"]
[BlackElo "1502"]
[PlyCount "68"]
[EventDate "2023.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 c5 4. g3 Nc6 5. Bg2 Be7 6. Nge2 e5 7. 0-0 0-0 8. Rb1 d6 9. a3 b6 10. d3 Bb7 11. h3 Qd7 12. Be3 h6 13. f4 Nh7 14. Nd5 exf4 15. gxf4 Bh4 16. b4 Nf6 17. Qa4 Ne5 18. Qb3 Ng6 19. d4 Rfe8 20. Qd3 Bxd5 21. cxd5 cxb4 22. axb4 Qe7 23. e5 Nh7 24. Nc3 Rad8 25. b5 Qd7 26. Ne4 Qe7 27. Bd2 dxe5 28. dxe5 Nxe5 29. fxe5 Qxe5 30. Qf3 Qxd5 31. Qg4 Qd4+ 32. Kh1 Nf6 33. Rxf6 Rxe4 34. Bxe4 Bxf6 1-0

[Event "ITA-ch U20"]
[Site "Tarvisio"]
[Date "2023.07.04"]
[Round "3"]
[White "Rubini, Alessandro1111"]
[Black "Mammi, Ottavio"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "1647"]
[BlackElo "1892"]
[PlyCount "95"]
[EventDate "2023.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7 11. Bd2 Ngf6 12. 0-0-0 e6 13. Kb1 Bd6 14. Ne4 Nxe4 15. Qxe4 Nf6 16. Qe2 0-0-0 17. c4 Rhe8 18. Bc3 c5 19. dxc5 Qxc5 20. Ne5 Bxe5 21. Bxe5 Rd7 22. Rxd7 Nxd7 23. Bxg7 Qg5 24. Bd4 Qxg2 25. Rc1 a6 26. c5 Qc6 27. Be3 e5 28. Rd1 f5 29. Rd6 Qh1+ 30. Bc1 Nxc5 31. Qc2 Qe4 32. Rxh6 f4 33. Bd2 Rd8 34. f3 Qd4 35. b4 Qxd2 36. Qxc5+ Kb8 37. Qxe5+ Ka8 38. Rh8 Qxb4+ 39. Kc1 Qa3+ 40. Kb1 Qd3+ 41. Kb2 Qd2+ 42. Kb1 Rxh8 43. Qxh8+ Ka7 44. Qb2 Qd3+ 45. Qc2 Qb5+ 46. Qb2 Qf5+ 47. Kc1 Qc5+ 48. Kb1 1/2-1/2

[Event "ITA-ch U20"]
[Site "Tarvisio"]
[Date "2023.07.03"]
[Round "2"]
[White "Mammi, Ottavio"]
[Black "Pazzaglini, Tommaso"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1892"]
[BlackElo "1467"]
[PlyCount "57"]
[EventDate "2023.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 Nge7 6. Nge2 d6 7. d4 exd4 8. exd4 0-0 9. 0-0 Nf5 10. d5 Ne5 11. b3 Re8 12. Bb2 a5 13. h3 h5 14. Qd2 Bh6 15. Qc2 h4 16. g4 Ng7 17. f4 Nxg4 18. hxg4 Bxg4 19. Ne4 Nh5 20. Nd4 h3 21. Bf3 Qh4 22. Qc3 Bxf3 23. Qxf3 h2+ 24. Kg2 f5 25. Ng3 Nxf4+ 26. Kh1 Nh3 27. Ne6 Ng5 28. Qc3 Bf8 29. Nxf8 1-0

[Event "ITA-ch U20"]
[Site "Tarvisio"]
[Date "2023.07.02"]
[Round "1"]
[White "Cinquemani, Christian"]
[Black "Mammi, Ottavio"]
[Result "0-1"]
[ECO "B18"]
[WhiteElo "1144"]
[BlackElo "1892"]
[PlyCount "80"]
[EventDate "2023.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. Bd3 Bxd3 8. Qxd3 Qc7 9. 0-0 Ngf6 10. Bg5 h6 11. Be3 e6 12. h3 Bd6 13. Ne4 Nxe4 14. Qxe4 Nf6 15. Qd3 0-0-0 16. c4 Rd7 17. c5 Bxc5 18. Qc4 Bd6 19. Rfc1 Nd5 20. Bd2 Rhd8 21. b4 Nb6 22. Qc2 a6 23. a4 Kb8 24. b5 cxb5 25. Qa2 Nc4 26. axb5 Rc8 27. bxa6 b6 28. Rab1 Ka8 29. Rb2 Qc6 30. Rbc2 b5 31. Be1 Bf4 32. Bd2 Bxd2 33. Ne5 Qd6 34. Rxd2 Rdc7 35. Nxc4 Rxc4 36. Rxc4 Rxc4 37. g3 Qd5 38. Rd1 Rxd4 39. Ra1 Rd1+ 40. Kh2 Qh1# 0-1

[Event "EU-ch U10"]
[Site "Bratislava"]
[Date "2019.08.10"]
[Round "9"]
[White "Gkogkas, Panteleimon"]
[Black "Mammi, Ottavio"]
[Result "0-1"]
[ECO "C46"]
[WhiteElo "1081"]
[BlackElo "1549"]
[PlyCount "68"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 g6 4. Bc4 Bg7 5. d3 h6 6. Be3 Nge7 7. Qd2 f5 8. exf5 gxf5 9. g3 d5 10. Bb5 d4 11. 0-0-0 dxe3 12. Qxe3 0-0 13. Bc4+ Kh7 14. Rdg1 Nd4 15. h3 Ng6 16. h4 e4 17. Ng5+ Kh8 18. Nf7+ Rxf7 19. Bxf7 Ne5 20. Bb3 Ng4 21. Qe1 Nf3 22. Qe2 Nxg1 23. Rxg1 Qd4 24. Rf1 Ne5 25. dxe4 fxe4 26. Rd1 Bg4 27. Rxd4 Bxe2 28. Nxe2 Nd3+ 29. cxd3 Bxd4 30. Nxd4 exd3 31. Kd2 Rf8 32. f3 c5 33. Ne6 Rxf3 34. Nxc5 Rxg3 0-1

[Event "EU-ch U10"]
[Site "Bratislava"]
[Date "2019.08.09"]
[Round "8"]
[White "Mammi, Ottavio"]
[Black "Rusakov, Makar"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "1549"]
[BlackElo "1222"]
[PlyCount "96"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 d6 6. Nge2 f5 7. d3 Nge7 8. f4 0-0 9. 0-0 Nd4 10. Nxd4 exd4 11. Nd5 c6 12. Nxe7+ Qxe7 13. Rb1 a5 14. Bd2 Qc7 15. b4 axb4 16. Bxb4 c5 17. Be1 Rxa2 18. Qb3 Ra8 19. exf5 Bxf5 20. Bxb7 Rab8 21. Bd5+ Kh8 22. Qc2 Rxb1 23. Qxb1 Rb8 24. Qc2 Qd7 25. Bf2 Qa7 26. Qe2 h5 27. Be6 Re8 28. Qb2 Rxe6 29. Ra1 Qf7 30. Qb8+ Kh7 31. Ra7 Re7 32. Ra3 Rd7 33. Be1 Qe7 34. Qb1 Rb7 35. Qc1 Qe3+ 36. Qxe3 dxe3 37. Kf1 Bg4 38. Ra6 Bd4 39. Rxd6 e2+ 40. Kg2 Rb1 41. Bd2 e1Q 42. Bxe1 Rxe1 43. h3 Bf5 44. Kf3 Re3+ 45. Kg2 Rxd3 46. g4 Be4+ 47. Kh2 Bg1+ 48. Kxg1 Rxd6 0-1

[Event "EU-ch U10"]
[Site "Bratislava"]
[Date "2019.08.08"]
[Round "7"]
[White "Kalin, Andrei"]
[Black "Mammi, Ottavio"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1250"]
[BlackElo "1549"]
[PlyCount "141"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 Qxd5 4. c4 Qa5+ 5. Nc3 Nf6 6. Nf3 Bg4 7. Be2 Nbd7 8. 0-0 e6 9. Bf4 Be7 10. Re1 0-0 11. h3 Bh5 12. Ne5 Bxe2 13. Qxe2 Nxe5 14. Qxe5 Qxe5 15. dxe5 Nd7 16. Ne4 Rfd8 17. Nd6 Bxd6 18. exd6 Nb6 19. b3 a5 20. Red1 a4 21. Be3 Nd7 22. b4 f6 23. a3 Kf7 24. Kf1 Rac8 25. c5 e5 26. Re1 h6 27. Bd2 b5 28. Bc3 Re8 29. Re3 Re6 30. Rae1 Rce8 31. f3 Nf8 32. Kf2 Rd8 33. g3 Rd7 34. Kg2 g5 35. Kf2 h5 36. Bd2 Ng6 37. Kg2 h4 38. g4 Nf4+ 39. Kh2 Nd5 40. R3e2 Rd8 41. Kg2 Kg6 42. Rf1 Rde8 43. Rfe1 f5 44. Kh2 fxg4 45. fxg4 e4 46. Rxe4 Rxe4 47. Rxe4 Rxe4 48. d7 Re2+ 49. Kg1 Rxd2 50. d8Q Rd1+ 51. Kf2 Rd3 52. Qe8+ Kg7 53. Qxc6 Nf4 54. Qc7+ Kg6 55. Qb6+ Kg7 56. Qb7+ Kf6 57. c6 Ne6 58. c7 Nxc7 59. Qxc7 Rxa3 60. Qd6+ Kg7 61. Qd7+ Kg6 62. Qxb5 Ra2+ 63. Ke3 a3 64. Qf5+ Kg7 65. Qxg5+ Kf8 66. Qd8+ Kg7 67. Qe7+ Kh8 68. Qf8+ Kh7 69. Qf7+ Kh6 70. Qxa2 Kg5 71. Qxa3 1-0

[Event "EU-ch U10"]
[Site "Bratislava"]
[Date "2019.08.07"]
[Round "6"]
[White "Mammi, Ottavio"]
[Black "Sarafis, Rafail"]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "1549"]
[BlackElo "1355"]
[PlyCount "120"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 Nc6 4. Bg2 Bc5 5. e3 e5 6. Nge2 a6 7. 0-0 d6 8. d4 Ba7 9. a3 0-0 10. b4 Re8 11. h3 h5 12. d5 Ne7 13. Kh2 Ng6 14. f4 exf4 15. exf4 Bf5 16. Nd4 Be4 17. Re1 Bxg2 18. Rxe8+ Qxe8 19. Kxg2 Ne4 20. Nce2 Qd7 21. Bb2 Nf6 22. Qd3 Re8 23. Nf3 Re3 24. Qc2 h4 25. g4 Rxe2+ 26. Qxe2 Nxf4+ 27. Kf1 Nxe2 28. Kxe2 Qe7+ 29. Kf1 Ne4 30. Re1 Ng3+ 31. Kg2 Ne2 32. Kf1 Qe3 33. Rxe2 Qxf3+ 34. Ke1 Qh1+ 35. Kd2 Qxh3 36. g5 Qb3 37. Ke1 Qxc4 38. g6 fxg6 39. Re7 Bd4 40. Bxd4 Qxd4 41. Rxc7 Qxd5 42. Rc8+ Kh7 43. Rc3 Qe5+ 44. Kd2 Qxc3+ 45. Kxc3 h3 46. Kd4 h2 47. Kd5 h1Q+ 48. Kxd6 Qc6+ 49. Ke7 Kg8 50. b5 Qf6+ 51. Kd7 Kf8 52. Kc7 Ke8 53. Kxb7 axb5 54. a4 b4 55. a5 b3 56. a6 b2 57. a7 b1Q+ 58. Kc7 Qbb6+ 59. Kc8 Ke7 60. a8Q Qf8# 0-1

[Event "EU-ch U10"]
[Site "Bratislava"]
[Date "2019.08.06"]
[Round "5"]
[White "Hasanli, Ziya"]
[Black "Mammi, Ottavio"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "1348"]
[BlackElo "1549"]
[PlyCount "83"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Bd6 5. 0-0 0-0 6. b3 b6 7. Bb2 Bb7 8. c4 c5 9. Nc3 Nbd7 10. Rc1 Ne4 11. Nd2 Qh4 12. Nf3 Qe7 13. Nd2 Nxd2 14. Qxd2 Qh4 15. g3 Qe7 16. Qe2 f5 17. f4 Rf6 18. Qf2 Rh6 19. cxd5 exd5 20. Bxf5 Nf6 21. Nb5 g6 22. Nxd6 Qxd6 23. dxc5 bxc5 24. Bxf6 Qxf6 25. Bg4 Qe7 26. Rfe1 Rf8 27. Qc2 c4 28. bxc4 dxc4 29. Qxc4+ Kh8 30. Qc3+ Kg8 31. Qc4+ Kh8 32. Qd4+ Kg8 33. Bd1 Rd8 34. Bb3+ Bd5 35. Bxd5+ Rxd5 36. Qxd5+ Kg7 37. Qe5+ Qxe5 38. fxe5 Rh5 39. Rc7+ Kg8 40. Rd1 Rxe5 41. Rd8+ Re8 42. Rxe8# 1-0

[Event "EU-ch U10"]
[Site "Bratislava"]
[Date "2019.08.05"]
[Round "4"]
[White "Mammi, Ottavio"]
[Black "Paholok, Adam"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1549"]
[BlackElo "1296"]
[PlyCount "107"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 Bb4 6. Nge2 0-0 7. 0-0 d6 8. d4 Qe8 9. a3 Bxc3 10. Nxc3 Qf7 11. Nd5 e4 12. Nxf6+ Qxf6 13. f3 exf3 14. Qxf3 Be6 15. d5 Ne5 16. Qe2 Bf7 17. e4 Ng6 18. h3 Qd4+ 19. Kh1 Ne5 20. Be3 Qxc4 21. Qxc4 Nxc4 22. Bd4 Nd2 23. Rxf5 Bg6 24. Rxf8+ Rxf8 25. Bxa7 Nxe4 26. Rc1 Nxg3+ 27. Kh2 Nh5 28. Rxc7 Nf4 29. Bh1 Nd3 30. Rxb7 Rc8 31. Rb8 Rxb8 32. Bxb8 Nxb2 33. Bxd6 Nc4 34. Bb4 Kf7 35. d6 Ke8 36. Bc6+ Kd8 37. Bb5 Ne5 38. Ba5+ Kc8 39. Bc3 Nf7 40. d7+ Kd8 41. Bxg7 Bf5 42. Bf6+ Kc7 43. Bc4 Nd8 44. Bxd8+ Kxd8 45. Bb5 Bc2 46. a4 Bb1 47. Kg3 Bg6 48. a5 Bb1 49. Kf4 Ba2 50. Ke5 Bf7 51. a6 Bh5 52. Kd6 Bf3 53. Bc6 h5 54. a7 1-0

[Event "EU-ch U10"]
[Site "Bratislava"]
[Date "2019.08.04"]
[Round "3"]
[White "Rabinovich, Yoav"]
[Black "Mammi, Ottavio"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1217"]
[BlackElo "1549"]
[PlyCount "79"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 c5 5. c3 Nc6 6. Nbd2 Bd6 7. Bg3 b6 8. Bb5 Bb7 9. Qa4 Qd7 10. Bxd6 Qxd6 11. Ne5 Rc8 12. Qxa7 Qc7 13. dxc5 bxc5 14. Nxc6 Bxc6 15. Qxc5 Nd7 16. Qxc6 Qxc6 17. Bxc6 Rxc6 18. 0-0 Ke7 19. Rfc1 Rhc8 20. Nf3 e5 21. Kf1 Rb6 22. Rc2 Ke6 23. Ke2 Rcb8 24. b3 Rc6 25. Rac1 Rbc8 26. c4 dxc4 27. Rxc4 Rxc4 28. Rxc4 Ra8 29. a4 Rb8 30. Rc3 Kd5 31. Nd2 Nc5 32. f3 f5 33. Kd1 g5 34. Kc2 e4 35. Nc4 Rb4 36. a5 Nxb3 37. Nb6+ Rxb6 38. axb6 Nc5 39. Rxc5+ Kxc5 40. b7 1-0

[Event "EU-ch U10"]
[Site "Bratislava"]
[Date "2019.08.03"]
[Round "2"]
[White "Mammi, Ottavio"]
[Black "Sapocinic, Semion"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1549"]
[BlackElo "1781"]
[PlyCount "36"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 Nc6 3. e4 e5 4. g3 Bc5 5. Bg2 d6 6. Nge2 Be6 7. d3 Ng4 8. 0-0 Qf6 9. Qe1 Nb4 10. Rb1 Nxd3 11. Qd1 Ngxf2 12. Qa4+ Bd7 13. Qa5 Bb6 14. Nd5 Nh3+ 15. Kh1 Ndf2+ 16. Rxf2 Qxf2 17. Nxb6 Qg1+ 18. Nxg1 Nf2# 0-1

[Event "EU-ch U10"]
[Site "Bratislava"]
[Date "2019.08.02"]
[Round "1"]
[White "Yakimuk, Pavel"]
[Black "Mammi, Ottavio"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1094"]
[BlackElo "1549"]
[PlyCount "48"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c6 2. c3 d5 3. exd5 cxd5 4. d4 Nf6 5. Bd3 Nc6 6. h3 e6 7. Qf3 Bd6 8. Ne2 0-0 9. 0-0 Qc7 10. Bf4 e5 11. dxe5 Nxe5 12. Bxe5 Bxe5 13. Rd1 Be6 14. Bc2 Rad8 15. Bb3 Kh8 16. Na3 Qb6 17. Nc2 Ne4 18. Rd3 Nc5 19. Re3 Nxb3 20. axb3 Qxb3 21. Ncd4 Qxb2 22. Rxa7 Qb1+ 23. Nc1 Qxc1+ 24. Re1 Qxe1# 0-1

