[Event "43rd Arco Open 2021"] [Site "Arco ITA"] [Date "2021.10.13"] [Round "5.44"] [White "Trumpp, L"] [Black "Riga, Raffaele"] [Result "1-0"] [WhiteElo "1956"] [BlackElo "1710"] [ECO "B25"] [Opening "Sicilian"] [Variation "closed, 6.Ne2 e5 (Botvinnik)"] [EventDate "2021.10.09"] [WhiteFideId "4673514"] [BlackFideId "897116"] 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. O-O Nge7 8. Be3 Nd4 9. Rb1 Rb8 10. Qd2 h5 11. Bg5 Qa5 12. Nc1 Nec6 13. Nb3 Qc7 14. Nxd4 Nxd4 15. Nd1 O-O 16. c3 Ne6 17. Bh6 a6 18. Bxg7 Nxg7 19. Ne3 Be6 20. f4 exf4 21. gxf4 f5 22. Rbe1 Rbe8 23. exf5 Nxf5 24. Kh1 Qf7 25. b3 Kh8 26. Bf3 Ne7 27. Ng2 d5 28. Bd1 Ng8 29. Nh4 Nf6 30. Rg1 Ng4 31. h3 Qe7 32. Nf3 Nf6 33. Ne5 Rg8 34. Rg5 c4 35. Qg2 Ng4 36. hxg4 1-0

[Event "43rd Arco Open 2021"] [Site "Arco ITA"] [Date "2021.10.12"] [Round "4.43"] [White "Riga, Raffaele"] [Black "Di Lascio, S"] [Result "1/2-1/2"] [WhiteElo "1710"] [BlackElo "1904"] [ECO "A07"] [Opening "Reti"] [Variation "King's Indian attack (Barcza system)"] [EventDate "2021.10.09"] [WhiteFideId "897116"] [BlackFideId "810550"] 1. Nf3 d5 2. g3 Nc6 3. d4 g6 4. Bg2 Bg7 5. O-O Bg4 6. e3 e6 7. b3 Nge7 8. h4 h5 9. Bb2 Nf5 10. Nbd2 Qd6 11. Qe1 O-O-O 12. c4 Nb4 13. c5 Qa6 14. Qd1 Qd3 15. a3 Nc2 1/2-1/2

[Event "43rd Arco Open 2021"] [Site "Arco ITA"] [Date "2021.10.10"] [Round "2.35"] [White "Riga, Raffaele"] [Black "Bettalli, Francesco"] [Result "0-1"] [BlackTitle "FM"] [WhiteElo "1710"] [BlackElo "2287"] [ECO "C45"] [Opening "Scotch game"] [EventDate "2021.10.09"] [WhiteFideId "897116"] [BlackFideId "2816453"] 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qf6 5. Nxc6 Bc5 6. Qf3 bxc6 7. Nd2 a5 8. a4 Qe7 9. Bd3 d5 10. O-O Nf6 11. h3 O-O 12. exd5 cxd5 13. Nb3 Bd6 14. Bf4 Bb7 15. Rfe1 Qd7 16. Bxd6 Qxd6 17. Nd4 Qb6 18. Nf5 g6 19. Ne7+ Kg7 20. Qg3 Rae8 21. b3 Bc8 22. Bb5 Be6 23. Nc6 Bd7 24. Qc3 Bxc6 25. Qxc6 Re6 26. Qxb6 cxb6 27. Rad1 Rd8 28. f3 Kf8 29. Kf2 Ke7 30. Re3 Nh5 31. Rxe6+ fxe6 32. Ke3 e5 33. Kf2 Nf4 34. Re1 Kd6 35. h4 Rc8 36. Rc1 Rc3 37. g3 Ne6 38. Bd3 Nc5 39. Rd1 Nxd3+ 40. Rxd3 Rxc2+ 41. Kg1 d4 42. Kf1 Kd5 43. h5 e4 44. fxe4+ Kxe4 45. Rd1 d3 46. hxg6 hxg6 0-1

[Event "43rd Arco Open 2021"] [Site "Arco ITA"] [Date "2021.10.09"] [Round "1.34"] [White "Astengo, C"] [Black "Riga, Raffaele"] [Result "1/2-1/2"] [WhiteElo "2072"] [BlackElo "1710"] [ECO "B72"] [Opening "Sicilian"] [Variation "dragon, 6.Be3"] [EventDate "2021.10.09"] [WhiteFideId "802905"] [BlackFideId "897116"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Nbd7 7. f3 Bg7 8. Qd2 h5 9. O-O-O a6 10. Bc4 b5 11. Bd5 Nxd5 12. Nxd5 Ne5 13. Bg5 f6 14. Bf4 Bd7 15. Kb1 Nc4 16. Qf2 e5 17. Bc1 exd4 18. Qg3 Kf7 19. Rxd4 h4 20. Qf2 Rc8 21. Re1 Rh5 22. Nf4 Rh7 23. b3 f5 24. bxc4 Bxd4 25. Qxd4 Qf6 26. Qd5+ Be6 27. Qb7+ Qe7 28. Qxe7+ Kxe7 29. exf5 gxf5 30. Rxe6+ Kf7 31. Bb2 Rg8 32. Rf6+ Ke8 33. cxb5 axb5 34. Rxf5 1/2-1/2