[Event "World Amateur-ch U1700"]
[Site "Cagliari"]
[Date "2018.04.29"]
[Round "9"]
[White "Concas, Riccardo Lorenzo"]
[Black "Satta, Luca"]
[Result "1-0"]
[ECO "C65"]
[PlyCount "105"]
[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 Nf6 4. d3 a6 5. Bxc6 dxc6 6. 0-0 Bg4 7. Bg5 Be7 8. Nc3 h6 9. h3 0-0 10. hxg4 hxg5 11. Nxe5 Qd4 12. Nf3 Qd7 13. Nxg5 Nxg4 14. Nh3 Qd6 15. Qxg4 Qe5 16. Qf4 Bd6 17. Qxe5 Bxe5 18. Ng5 Bf6 19. Nf3 b5 20. e5 Be7 21. Ne4 f6 22. exf6 gxf6 23. Nh4 Kg7 24. Nf5+ Kf7 25. Nxe7 Kxe7 26. Rae1 Ke6 27. Nc5+ Kd5 28. Ne6 Rfc8 29. b3 Ra7 30. c4+ Kd6 31. c5+ Kd5 32. d4 Re8 33. Nf4+ Kxd4 34. Rxe8 Kxc5 35. Rc1+ Kb4 36. Re4+ Ka3 37. Rxc6 Kxa2 38. Rxf6 a5 39. b4 a4 40. Nd3 a3 41. Re2+ Kb3 42. Nc1+ Ka4 43. Ra2 Kxb4 44. Rf4+ Kc3 45. g4 Ra8 46. g5 Rd8 47. Rxa3+ Kb2 48. Ra5 Rd1+ 49. Kg2 Rxc1 50. Rxb5+ Ka3 51. Rb8 Rc3 52. Rf6 c5 53. Ra6# 1-0

[Event "World Amateur-ch U1700"]
[Site "Cagliari"]
[Date "2018.04.28"]
[Round "8"]
[White "Ali Askarov, Ali Nur"]
[Black "Concas, Riccardo Lorenzo"]
[Result "1-0"]
[ECO "A07"]
[PlyCount "85"]
[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 d5 2. g3 e6 3. Bg2 Bc5 4. e3 Nf6 5. 0-0 0-0 6. d4 Bb6 7. Nc3 Nc6 8. Qd3 Qd6 9. Ng5 h6 10. Nh3 e5 11. dxe5 Nxe5 12. Qd1 Bxh3 13. Bxh3 d4 14. exd4 Bxd4 15. Bg2 Bxc3 16. Qxd6 cxd6 17. bxc3 Rab8 18. Ba3 Rbc8 19. Bxd6 Rfe8 20. Rfe1 Nfg4 21. h3 Rcd8 22. Bc7 Rc8 23. Bd6 Rcd8 24. Rad1 f6 25. hxg4 Nxg4 26. Rxe8+ Rxe8 27. Bxb7 Rd8 28. Bd5+ Kh7 29. Be4+ g6 30. Bf3 Ne5 31. Bxe5 Rxd1+ 32. Bxd1 fxe5 33. c4 Kg7 34. c5 Kf7 35. c6 Ke7 36. c7 Kd7 37. Kg2 Kxc7 38. f4 exf4 39. gxf4 g5 40. f5 Kd7 41. c4 h5 42. Bxh5 Ke7 43. c5 1-0

[Event "World Amateur-ch U1700"]
[Site "Cagliari"]
[Date "2018.04.27"]
[Round "7"]
[White "Concas, Riccardo Lorenzo"]
[Black "Deiana, Giacomo"]
[Result "0-1"]
[ECO "A00"]
[BlackElo "1611"]
[PlyCount "10"]
[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. Nc3 dxe4 3. Bc4 Nf6 4. Nh3 Bxh3 5. gxh3 e6 0-1

[Event "World Amateur-ch U1700"]
[Site "Cagliari"]
[Date "2018.04.26"]
[Round "6"]
[White "Massidda, Antonio"]
[Black "Concas, Riccardo Lorenzo"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1209"]
[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. d4 d5 2. Nf3 e6 3. e3 Nf6 4. Nbd2 Bb4 5. c3 Bd6 6. Bd3 0-0 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Nc6 10. 0-0 e5 11. d5 Na5 12. b3 Bg4 13. h3 Bxf3 14. Qxf3 Qh4 15. Re1 g6 16. Qg4 Qxg4 17. hxg4 c6 18. Bh6 Rfe8 19. c4 cxd5 20. cxd5 Bb4 21. Red1 Bc3 22. Rac1 Rec8 23. d6 Bb2 24. Rxc8+ Rxc8 25. d7 Rd8 26. Bg5 Rxd7 27. Rxd7 b6 28. Bf6 h6 29. Rd8+ Kh7 30. Rh8# 1-0

[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 "Cao, Bruno"]
[Black "Concas, Riccardo Lorenzo"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1178"]
[PlyCount "57"]
[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 Qxd5 3. d4 e6 4. Nc3 Qf5 5. a3 Bd6 6. Nf3 Nf6 7. Bd3 Qg4 8. Ne4 Nxe4 9. Bxe4 Qxe4+ 10. Be3 Bf4 11. Qd3 Qxd3 12. cxd3 Bxe3 13. fxe3 0-0 14. 0-0 e5 15. Nxe5 Re8 16. Rf3 Bg4 17. Rg3 Bf5 18. Rc1 c6 19. b4 b5 20. Nxc6 Nxc6 21. Rxc6 Bxd3 22. Rf3 Re6 23. Rc7 f6 24. d5 Rd6 25. h3 Be4 26. Rg3 Rxd5 27. Rgxg7+ Kf8 28. Rxh7 Rd3 29. Rh8# 1-0

[Event "World Amateur-ch U1700"]
[Site "Cagliari"]
[Date "2018.04.23"]
[Round "3"]
[White "Carta, Francesco"]
[Black "Concas, Riccardo Lorenzo"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1508"]
[PlyCount "39"]
[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 Qxd5 3. Nc3 Qe5+ 4. Nge2 Bg4 5. d4 Qf6 6. h3 Bxe2 7. Bxe2 e5 8. dxe5 Qxe5 9. 0-0 Bd6 10. g3 Qf5 11. Re1 Ne7 12. Bg4 Qf6 13. Ne4 Qg6 14. Nxd6+ cxd6 15. Bf4 d5 16. Qxd5 Nbc6 17. Qd7+ Kf8 18. Bd6 Rd8 19. Bxe7+ Nxe7 20. Qxd8# 1-0

[Event "World Amateur-ch U1700"]
[Site "Cagliari"]
[Date "2018.04.22"]
[Round "1"]
[White "Concas, Riccardo Lorenzo"]
[Black "Cavazzoni, Carlo Alberto"]
[Result "0-1"]
[ECO "B00"]
[BlackElo "1533"]
[PlyCount "130"]
[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 e6 2. Nf3 b6 3. Bc4 Bb7 4. Nc3 c5 5. d4 cxd4 6. Qxd4 Nc6 7. Qe3 Bc5 8. Qf4 h6 9. 0-0 Nge7 10. Be3 Ng6 11. Qg3 Bxe3 12. fxe3 Rc8 13. Qf2 0-0 14. Bb5 a6 15. Bxc6 Bxc6 16. Nd4 Bb7 17. Na4 Bxe4 18. h3 e5 19. c3 exd4 20. exd4 Bc6 21. b3 Bxa4 22. bxa4 Rxc3 23. Qb2 Qc7 24. Rac1 Rc8 25. Rxc3 Qxc3 26. Qxb6 Qc6 27. Qxc6 Rxc6 28. d5 Rc4 29. d6 Rd4 30. Rb1 Rxd6 31. Rb8+ Kh7 32. Rf8 f6 33. Rf7 Ne5 34. Re7 Rd4 35. a5 Ra4 36. Re8 Rxa5 37. Ra8 Rxa2 38. Kf1 Kg6 39. Rg8 a5 40. Ra8 a4 41. Ra5 a3 42. Kg1 Ra1+ 43. Kh2 a2 44. Ra3 d5 45. Rg3+ Kf7 46. Ra3 d4 47. Ra7+ Kg6 48. Ra3 d3 49. h4 d2 50. Rg3+ Kh7 51. Ra3 d1Q 52. Kg3 Qg4+ 53. Kf2 Qxh4+ 54. g3 Qh2+ 55. Ke3 Qxg3+ 56. Kd4 Qxa3 57. Ke4 Rd1 58. Kf5 Qd6 59. Ke4 Nf7 60. Kf5 Qe5+ 61. Kg4 Rd4+ 62. Kf3 Qe4+ 63. Kf2 Rd3 64. Kf1 Rd2 65. Kg1 Qb1# 0-1

