[Event "World Amateur-ch U1700"]
[Site "Cagliari"]
[Date "2018.04.29"]
[Round "9"]
[White "Nadal Masala, Jacopo Lluc"]
[Black "Spiga, Mattia"]
[Result "1-0"]
[ECO "D05"]
[PlyCount "37"]
[EventDate "2018.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Bd6 5. 0-0 0-0 6. c4 Nc6 7. c5 Be7 8. Ng5 Ng4 9. Qxg4 e5 10. Qh5 h6 11. dxe5 Bxg5 12. Qe2 Nxe5 13. Bc2 b6 14. f4 Bg4 15. Qd2 Nc4 16. Qd3 Be7 17. cxb6 Nxb6 18. b3 Bf6 19. Qh7# 1-0

[Event "World Amateur-ch U1700"]
[Site "Cagliari"]
[Date "2018.04.28"]
[Round "8"]
[White "Spiga, Mattia"]
[Black "Orru, Andrea"]
[Result "1/2-1/2"]
[ECO "C41"]
[PlyCount "67"]
[EventDate "2018.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Nc3 f5 4. d4 Nf6 5. Bd3 g6 6. 0-0 d5 7. exf5 Bxf5 8. Bxf5 gxf5 9. dxe5 Ng4 10. Nxd5 Nd7 11. Re1 Bc5 12. Be3 c6 13. Nf4 Bxe3 14. fxe3 Qb6 15. e6 Ndf6 16. Nh5 Rd8 17. Nxf6+ Nxf6 18. Nd4 c5 19. c3 cxd4 20. exd4 Rg8 21. g3 Qc6 22. Re5 Rg5 23. Qe2 b6 24. e7 Rd6 25. Qa6 Qa8 26. Rae1 Ne4 27. Qb5+ Rd7 28. Rd1 Nxg3 29. hxg3 Rxg3+ 30. Kf1 Qf3+ 31. Ke1 Rg1+ 32. Kd2 Qxd1+ 33. Ke3 Re1+ 34. Kf2 1/2-1/2

[Event "World Amateur-ch U1700"]
[Site "Cagliari"]
[Date "2018.04.26"]
[Round "6"]
[White "Spiga, Mattia"]
[Black "Orru, Daniele"]
[Result "0-1"]
[ECO "C42"]
[BlackElo "1051"]
[PlyCount "98"]
[EventDate "2018.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d3 Bc5 5. Bg5 Bb4 6. Bd2 d6 7. a3 Bxc3 8. Bxc3 0-0 9. Nh4 Nxe4 10. dxe4 Qxh4 11. Bc4 Qxe4+ 12. Qe2 Qxe2+ 13. Bxe2 Nd4 14. Bxd4 exd4 15. 0-0 Bf5 16. Rac1 Rfe8 17. Bc4 Be6 18. Bd3 Re7 19. Rfe1 Rae8 20. h3 a6 21. b4 h6 22. g4 d5 23. Kf1 Bd7 24. a4 Bxa4 25. f3 Rxe1+ 26. Rxe1 Rxe1+ 27. Kxe1 Kf8 28. h4 Bd7 29. Kf2 g6 30. Kg3 Kg7 31. f4 Bc8 32. Kf3 b6 33. b5 a5 34. c4 dxc4 35. Bc2 Bd7 36. Kg3 Bxb5 37. Kf3 a4 38. f5 a3 39. fxg6 fxg6 40. g5 a2 41. gxh6+ Kxh6 42. Kf4 a1Q 43. Ke5 Qa2 44. Kf6 Qxc2 45. h5 Qf5+ 46. Ke7 Qd7+ 47. Kf8 Qd6+ 48. Kg8 Qe6+ 49. Kh8 Qe8# 0-1

[Event "World Amateur-ch U1700"]
[Site "Cagliari"]
[Date "2018.04.25"]
[Round "5"]
[White "Concas, Riccardo Lorenzo"]
[Black "Spiga, Mattia"]
[Result "1-0"]
[ECO "C62"]
[PlyCount "49"]
[EventDate "2018.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. 0-0 a6 5. Bc4 Nf6 6. Nc3 Bg4 7. h3 Bxf3 8. Qxf3 Nd4 9. Qd3 c6 10. Bb3 d5 11. Re1 Bb4 12. a3 Bxc3 13. dxc3 dxe4 14. Qc4 Nxb3 15. cxb3 0-0 16. Bg5 h6 17. Bxf6 Qxf6 18. Rxe4 Qd6 19. Qe2 f5 20. Rxe5 g6 21. Re6 Qc7 22. Rxg6+ Kh7 23. Qe6 h5 24. Rh6+ Kg7 25. Qg6# 1-0

[Event "World Amateur-ch U1700"]
[Site "Cagliari"]
[Date "2018.04.24"]
[Round "4"]
[White "Spiga, Mattia"]
[Black "Ali Askarov, Ali Nur"]
[Result "0-1"]
[ECO "B02"]
[PlyCount "65"]
[EventDate "2018.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nf3 Bg4 5. Be2 Nxc3 6. dxc3 Qxd1+ 7. Bxd1 Nc6 8. 0-0 0-0-0 9. Be2 f6 10. Be3 e5 11. h3 Bh5 12. g4 Bg6 13. Nh4 Bxc2 14. Rac1 Be4 15. f3 Bd3 16. Bxd3 Rxd3 17. Bf2 g5 18. Nf5 Rxf3 19. Rfd1 Rxh3 20. a4 h5 21. gxh5 R8xh5 22. Kg2 g4 23. Ne3 Bc5 24. Re1 Bxe3 25. Rxe3 Rh2+ 26. Kf1 Rf5 27. Re2 g3 28. Rcc2 gxf2 29. Rxf2 Rfxf2+ 30. Rxf2 Rxf2+ 31. Kxf2 a5 32. Ke2 b5 33. axb5 0-1

[Event "World Amateur-ch U1700"]
[Site "Cagliari"]
[Date "2018.04.23"]
[Round "3"]
[White "Manca, Antonio"]
[Black "Spiga, Mattia"]
[Result "1-0"]
[ECO "C28"]
[WhiteElo "1123"]
[PlyCount "59"]
[EventDate "2018.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bb4 5. d3 d6 6. h3 0-0 7. Bd2 a6 8. Nd5 Bxd2+ 9. Qxd2 Be6 10. Nxf6+ Qxf6 11. Qg5 Qd8 12. Bxe6 fxe6 13. Qxd8 Raxd8 14. a3 d5 15. 0-0-0 b5 16. Rhf1 a5 17. b3 b4 18. a4 h6 19. d4 dxe4 20. Nxe5 Nxd4 21. Rde1 c5 22. Rxe4 Nf5 23. Rfe1 Nd6 24. Nc6 Rc8 25. Ne7+ Kh8 26. Nxc8 Rxc8 27. Rxe6 Nf5 28. Ra6 Nh4 29. g3 Ng2 30. Re2 1-0

[Event "World Amateur-ch U1700"]
[Site "Cagliari"]
[Date "2018.04.23"]
[Round "2"]
[White "Spiga, Mattia"]
[Black "Deroma, Vittorio"]
[Result "0-1"]
[ECO "C68"]
[BlackElo "1388"]
[PlyCount "46"]
[EventDate "2018.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nc3 Nf6 6. d4 exd4 7. Nxd4 Bc5 8. Nf5 0-0 9. Qxd8 Rxd8 10. Bg5 Re8 11. Bxf6 Bxf5 12. Bh4 Bxe4 13. 0-0-0 f6 14. Rhe1 Bg6 15. f3 Rxe1 16. Rxe1 Rd8 17. Na4 Bd6 18. Rd1 Bf4+ 19. Rd2 Rxd2 20. g3 Rxc2+ 21. Kd1 Rc4 22. Nc3 Be5 23. Ne2 Bxb2 0-1

[Event "World Amateur-ch U1700"]
[Site "Cagliari"]
[Date "2018.04.22"]
[Round "1"]
[White "Oster, Jean Marie"]
[Black "Spiga, Mattia"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "1482"]
[PlyCount "53"]
[EventDate "2018.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. Nf3 Nc6 2. c4 e5 3. Nc3 Nf6 4. d4 Bb4 5. dxe5 Ne4 6. Qc2 Bxc3+ 7. bxc3 Nc5 8. e3 0-0 9. Ba3 d6 10. exd6 cxd6 11. Rd1 Ne6 12. Bxd6 Re8 13. Be2 Ng5 14. 0-0 Nxf3+ 15. Bxf3 Qf6 16. Bxc6 Rd8 17. Bg3 Bf5 18. Be4 Be6 19. Bxh7+ Kh8 20. Rxd8+ Rxd8 21. Bd3 a6 22. Rb1 Qh6 23. Rxb7 Bc8 24. Rxf7 Be6 25. Rf4 Qh5 26. Rh4 Qxh4 27. Bxh4 1-0

