[Event "CServe email"]
[Site "CServe email"]
[Date "1996.??.??"]
[Round "?"]
[White "Guzman, Julio E"]
[Black "Rivera, Donato"]
[Result "0-1"]
[ECO "B21"]
[PlyCount "88"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. f4 d5 3. exd5 Qxd5 4. Nc3 Qd8 5. Nf3 Nc6 6. Bb5 Bd7 7. 0-0 g6 8. Ne4 Bg7 9. Qe2 a6 10. Nd6+ Kf8 11. Bxc6 Bxc6 12. Nc4 Nh6 13. d3 Nf5 14. Nfe5 Qc7 15. Nxc6 Qxc6 16. Re1 Rd8 17. c3 h5 18. Ne5 Qd5 19. Qf2 Bf6 20. a4 Kg7 21. a5 Rc8 22. Be3 Rhd8 23. Rad1 Bxe5 24. fxe5 Kg8 25. e6 f6 26. Bf4 c4 27. d4 Qxa5 28. h3 h4 29. Qf3 Qd5 30. Qg4 Kh7 31. Re2 Rc6 32. Rde1 Qb5 33. Rf2 Rd5 34. Be5 Nh6 35. Qxh4 Rxe6 36. Ref1 Qc6 37. g4 g5 38. Qh5 Rd8 39. h4 Qe4 40. hxg5 Qxg4+ 41. Qxg4 Nxg4 42. Rf4 fxe5 43. Rxg4 exd4 44. Rh4+ Kg7 0-1

[Event "CServe email"]
[Site "CServe email"]
[Date "1996.??.??"]
[Round "?"]
[White "Hansen, Chris"]
[Black "Rivera, Donato"]
[Result "0-1"]
[ECO "C34"]
[PlyCount "68"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 d6 4. d4 g5 5. h4 g4 6. Ng1 Nf6 7. Nc3 Nh5 8. Qd3 c6 9. Nge2 Qf6 10. d5 Nd7 11. dxc6 Ne5 12. Qd2 bxc6 13. Nd4 Ng3 14. Rg1 Nxf1 15. Rxf1 Qxh4+ 16. Qf2 Qxf2+ 17. Rxf2 f3 18. gxf3 Nxf3+ 19. Nxf3 gxf3 20. Rxf3 Rb8 21. b3 Bg4 22. Rg3 h5 23. Be3 Bg7 24. Bxa7 Rb7 25. Bg1 h4 26. Rd3 h3 27. Bh2 Re7 28. Kf2 f5 29. Re1 0-0 30. e5 Bxe5 31. Bxe5 dxe5 32. Rd6 Rh7 33. Rh1 Rff7 34. Ne2 Rd7 0-1

[Event "CServe email"]
[Site "CServe email"]
[Date "1996.??.??"]
[Round "?"]
[White "Keenan, Gez"]
[Black "Rivera, Donato"]
[Result "1/2-1/2"]
[ECO "B06"]
[PlyCount "55"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 g6 2. Nc3 Bg7 3. f4 c6 4. Bc4 d5 5. exd5 b5 6. Bb3 b4 7. Na4 cxd5 8. Nf3 Nc6 9. d3 Nh6 10. Be3 0-0 11. 0-0 Bg4 12. Qe1 Nf5 13. Ne5 Nxe5 14. fxe5 Nxe3 15. Qxe3 Rc8 16. d4 Bd7 17. Nc5 Bb5 18. Rf2 e6 19. c3 bxc3 20. bxc3 Qa5 21. a4 Ba6 22. Rc1 Rc7 23. c4 dxc4 24. Bxc4 Bxc4 25. Rxc4 Rb8 26. Rc1 Bf8 27. Rfc2 Rbc8 28. Nb7 1/2-1/2

[Event "CServe email"]
[Site "CServe email"]
[Date "1996.??.??"]
[Round "?"]
[White "Perry, Richard M"]
[Black "Rivera, Donato"]
[Result "0-1"]
[ECO "B25"]
[PlyCount "108"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 d6 6. Nf3 e6 7. Ne2 Nge7 8. 0-0 0-0 9. c3 f5 10. d3 Kh8 11. Be3 b6 12. Qc2 Ba6 13. Rad1 h6 14. Nh4 Rc8 15. exf5 exf5 16. Rfe1 Bf6 17. d4 Bxe2 18. Qxe2 cxd4 19. cxd4 Nb4 20. Rc1 Kh7 21. Rxc8 Qxc8 22. a3 Nbd5 23. Bf2 a6 24. Nf3 Rd8 25. Nd2 b5 26. Qd3 Kg7 27. Qb3 Nb6 28. d5 Na4 29. h3 Rd7 30. Nf3 Nc5 31. Qc2 Ne4 32. Qxc8 Nxc8 33. Re2 Nxf2 34. Kxf2 Nb6 35. Ne1 Bd4+ 36. Kf1 Nc4 37. Nd3 a5 38. h4 Ne3+ 39. Ke1 Re7 40. Bh1 Kf7 41. Bf3 Kf6 42. Bh1 Nc4 43. Bf3 h5 44. Rxe7 Kxe7 45. Be2 a4 46. Bf3 Nxb2 47. Nxb2 Bxb2 48. Be2 Bxa3 49. Bxb5 Bb4+ 50. Kd1 a3 51. Bc4 Kd8 52. Ke2 Kc7 53. Kd1 Kb6 54. Bb3 Kb5 0-1

[Event "CServe email"]
[Site "CServe email"]
[Date "1996.??.??"]
[Round "?"]
[White "Rivera, Donato"]
[Black "Guzman, Julio E"]
[Result "1-0"]
[ECO "A51"]
[BlackElo "2280"]
[PlyCount "53"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ne4 4. Nf3 Bb4+ 5. Bd2 Qe7 6. a3 Nxd2 7. Nbxd2 Bxd2+ 8. Qxd2 Nc6 9. Qc3 0-0 10. Rd1 Re8 11. Rd5 b6 12. e3 Bb7 13. Be2 Nd8 14. Rd2 Ne6 15. b4 a5 16. 0-0 axb4 17. axb4 Ra4 18. Rfd1 Bxf3 19. gxf3 Nf8 20. f4 Qxb4 21. Qxb4 Rxb4 22. Ra1 Re6 23. Ra8 Rg6+ 24. Kf1 Rb1+ 25. Bd1 d6 26. Rc8 Rh6 27. Ra2 1-0

[Event "CServe email"]
[Site "CServe email"]
[Date "1996.??.??"]
[Round "?"]
[White "Rivera, Donato"]
[Black "Hansen, Chris"]
[Result "1-0"]
[ECO "B26"]
[BlackElo "1965"]
[PlyCount "61"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Rb8 7. h3 b5 8. Qd2 b4 9. Nd1 Nf6 10. Ne2 0-0 11. Bh6 Ne8 12. Bxg7 Nxg7 13. 0-0 e5 14. f4 Nd4 15. c3 bxc3 16. bxc3 Nxe2+ 17. Qxe2 Ba6 18. f5 f6 19. Ne3 g5 20. Rfb1 Qa5 21. c4 Qc3 22. Nd5 Qd4+ 23. Qe3 Qxe3+ 24. Nxe3 Kf7 25. Rb3 Rfc8 26. Bf3 Rb7 27. Nd5 h6 28. Bd1 Rxb3 29. axb3 Bb7 30. Rxa7 Rb8 31. b4 1-0

[Event "CServe email"]
[Site "CServe email"]
[Date "1996.??.??"]
[Round "?"]
[White "Rivera, Donato"]
[Black "Keenan, Gez"]
[Result "1/2-1/2"]
[ECO "A45"]
[PlyCount "44"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 Nc6 4. Nf3 e6 5. Nbd2 d5 6. e3 g5 7. Nxe4 gxf4 8. Ned2 Qd6 9. Bb5 Bd7 10. Bxc6 Bxc6 11. Ne5 Bg7 12. Nxc6 Qxc6 13. c3 fxe3 14. fxe3 e5 15. Qf3 Rd8 16. 0-0-0 0-0 17. Qg3 Qg6 18. Nf3 Rfe8 19. dxe5 Qxg3 20. hxg3 Bxe5 21. Rh5 f6 22. Nxe5 fxe5 1/2-1/2

[Event "CServe email"]
[Site "CServe email"]
[Date "1996.??.??"]
[Round "?"]
[White "Rivera, Donato"]
[Black "Limayo, Edgardo V"]
[Result "1/2-1/2"]
[ECO "C68"]
[PlyCount "121"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Qd6 6. d3 f6 7. Be3 Bg4 8. Nbd2 Ne7 9. h3 Be6 10. d4 Ng6 11. c4 Qd7 12. Qe2 Bd6 13. d5 Bf7 14. Nb3 cxd5 15. cxd5 c6 16. dxc6 Qxc6 17. Nfd2 0-0 18. Rfc1 Qd7 19. Nc4 Bc7 20. Rd1 Qb5 21. Rac1 Rac8 22. Rc2 Rfd8 23. Rxd8+ Rxd8 24. g3 Be6 25. Kg2 Qd7 26. h4 Qf7 27. h5 Nf8 28. Ncd2 Rc8 29. Rc3 Bd7 30. a3 Bb5 31. Qg4 Rd8 32. h6 Ne6 33. Nc5 Nxc5 34. Rxc5 Bd7 35. Qxg7+ Qxg7 36. hxg7 Bb6 37. Rd5 Bxe3 38. fxe3 Kxg7 39. Nb3 Kf7 40. Nc5 Ke7 41. Kf3 Bc6 42. Rxd8 Kxd8 43. Ne6+ Kd7 44. Ng7 Ba4 45. g4 b6 46. Kg3 Bc2 47. Kf3 a5 48. Nf5 Bd1+ 49. Kg3 a4 50. Ng7 b5 51. Nh5 Ke6 52. Kh4 Bf3 53. Ng3 Ke7 54. Kh5 Kf7 55. Kh6 Bxg4 56. Kxh7 Bf3 57. Kh6 Bd1 58. Kh7 Bb3 59. Kh6 Be6 60. Nf5 Bd7 61. Kh7 1/2-1/2

[Event "CServe email"]
[Site "CServe email"]
[Date "1996.??.??"]
[Round "?"]
[White "Rivera, Donato"]
[Black "Waibel, Ulrich"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "27"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 e6 2. e4 e5 3. dxe5 Nc6 4. f4 Bb4+ 5. c3 Bc5 6. Nf3 a5 7. Bc4 Qe7 8. Qe2 d6 9. exd6 Qxd6 10. Nbd2 Ke7 11. e5 Qg6 12. Ne4 Bb6 13. Bd2 Qxg2 14. Qxg2 1-0

[Event "CServe email"]
[Site "CServe email"]
[Date "1995.??.??"]
[Round "?"]
[White "Descovich, Josef"]
[Black "Rivera, Donato"]
[Result "1/2-1/2"]
[ECO "D35"]
[PlyCount "40"]
[EventDate "1995.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. a3 cxd4 8. cxd4 Be7 9. Nf3 0-0 10. Bc4 b5 11. Bb3 Bb7 12. Bc2 Qc7 13. 0-0 Rc8 14. Bd3 Nd7 15. Qe2 a6 16. Bd2 Qd8 17. Rfb1 Nf6 18. a4 Bc6 19. axb5 axb5 20. Rxa8 Rxa8 1/2-1/2

[Event "CServe email"]
[Site "CServe email"]
[Date "1995.??.??"]
[Round "?"]
[White "Hund, Gerhard"]
[Black "Rivera, Donato"]
[Result "1/2-1/2"]
[ECO "A34"]
[PlyCount "67"]
[EventDate "1995.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc7 6. d3 e5 7. Qb3 Nd7 8. Nf3 Be7 9. Nd5 Nxd5 10. Qxd5 Qc7 11. Ng5 Bxg5 12. Bxg5 Rb8 13. 0-0 b6 14. Rac1 Bb7 15. Qc4 Bxg2 16. Kxg2 Qd6 17. b4 0-0 18. bxc5 Nxc5 19. Be3 Ne6 20. Qa6 Qd7 21. Qc4 Rfd8 22. Qe4 Qd5 23. Qxd5 Rxd5 24. Rc2 Kf8 25. f4 exf4 26. gxf4 f5 27. Bc1 Ke8 28. Bb2 g6 29. Be5 Rbd8 30. Rd1 Kf7 31. Rcd2 g5 32. e3 Nf8 33. d4 Ng6 34. Kf3 1/2-1/2

[Event "CServe email"]
[Site "CServe email"]
[Date "1995.??.??"]
[Round "?"]
[White "Johnson, Ben"]
[Black "Rivera, Donato"]
[Result "0-1"]
[ECO "B14"]
[PlyCount "26"]
[EventDate "1995.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. c3 g6 3. d4 cxd4 4. cxd4 d5 5. exd5 Nf6 6. Nc3 Nxd5 7. Bb5+ Bd7 8. Bc4 Nb6 9. Bb3 Bg7 10. Nf3 0-0 11. 0-0 Nc6 12. h3 Bf5 13. Re1 Na5 0-1

[Event "CServe email"]
[Site "CServe email"]
[Date "1995.??.??"]
[Round "?"]
[White "Limayo, Edgardo V"]
[Black "Rivera, Donato"]
[Result "0-1"]
[ECO "E99"]
[PlyCount "58"]
[EventDate "1995.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. Nf3 g6 2. e4 Bg7 3. c4 d6 4. d4 Nf6 5. Nc3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5 11. b3 f4 12. Bb2 g5 13. Nd3 Ng6 14. a3 h5 15. Rc1 Nf6 16. c5 Rf7 17. Qc2 g4 18. cxd6 cxd6 19. Nf2 g3 20. Nd3 gxh2+ 21. Kxh2 Bh6 22. Rh1 Bg5 23. Bf1 Bh4 24. Ne2 Qb6 25. Qc3 Ng4+ 26. fxg4 Bg3+ 27. Nxg3 fxg3+ 28. Kxg3 Qe3+ 29. Kh2 hxg4 0-1

[Event "CServe email"]
[Site "CServe email"]
[Date "1995.??.??"]
[Round "?"]
[White "Rivera, Donato"]
[Black "Agrain, Francois"]
[Result "1-0"]
[ECO "B12"]
[PlyCount "33"]
[EventDate "1995.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. 0-0 Nc6 7. c3 Bg4 8. Nbd2 cxd4 9. cxd4 Nge7 10. a3 Nf5 11. b4 Bxf3 12. Nxf3 Be7 13. b5 Nb8 14. Bd3 Qd7 15. Ra2 a6 16. Bxf5 exf5 17. e6 1-0

[Event "CServe email"]
[Site "CServe email"]
[Date "1995.??.??"]
[Round "?"]
[White "Rivera, Donato"]
[Black "Bowers, Brent"]
[Result "1-0"]
[ECO "A45"]
[PlyCount "29"]
[EventDate "1995.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. c4 f5 5. Nc3 Bg7 6. g3 d6 7. Bg2 0-0 8. e3 c5 9. Nge2 cxd4 10. Nxd4 Nc6 11. Nde2 Be6 12. b3 Qa5 13. Rc1 d5 14. cxd5 Rfd8 15. 0-0 1-0

[Event "CServe email"]
[Site "CServe email"]
[Date "1995.??.??"]
[Round "?"]
[White "Rivera, Donato"]
[Black "Coleman, Peter L"]
[Result "1/2-1/2"]
[ECO "A47"]
[PlyCount "86"]
[EventDate "1995.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 b6 3. Bg5 Bb7 4. Nbd2 e6 5. e4 h6 6. Bxf6 Qxf6 7. Bd3 Qd8 8. Qe2 d6 9. 0-0 Be7 10. c3 Nd7 11. Nc4 0-0 12. h3 c5 13. Rfe1 cxd4 14. cxd4 d5 15. exd5 Bxd5 16. Ne3 Bb7 17. Ba6 Bxa6 18. Qxa6 Nf6 19. Rac1 Qd6 20. Red1 Nd5 21. a3 Rfd8 22. Rd2 Bf6 23. Ng4 Qf4 24. Rc4 Be7 25. Rdc2 f6 26. Rc8 Raxc8 27. Rxc8 Rxc8 28. Qxc8+ Kf7 29. Qc2 b5 30. Ngh2 b4 31. a4 Bd8 32. Nf1 Bb6 33. Qc4 h5 34. N1d2 Qc7 35. g3 Qxc4 36. Nxc4 Bc7 37. Kf1 g5 38. Nfd2 h4 39. gxh4 gxh4 40. Nf3 Nf4 41. Nxh4 Nxh3 42. Ke2 Nf4+ 43. Kf3 Nd5 1/2-1/2

[Event "CServe email"]
[Site "CServe email"]
[Date "1995.??.??"]
[Round "?"]
[White "Rivera, Donato"]
[Black "McElroy, Michael"]
[Result "1-0"]
[ECO "C65"]
[PlyCount "61"]
[EventDate "1995.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 g6 5. Bxc6 bxc6 6. Nxe5 Bg7 7. Re1 c5 8. d3 Bb7 9. Nc4 0-0 10. Nc3 d5 11. exd5 Nxd5 12. Ne4 Re8 13. Nxc5 Bc6 14. Na5 Nb4 15. Nxc6 Nxc6 16. Rxe8+ Qxe8 17. c3 Qe7 18. Be3 Re8 19. d4 Bf6 20. Qd2 Rd8 21. Re1 Ne5 22. Bf4 g5 23. Bxe5 Bxe5 24. Qe3 Rd5 25. Nd3 Bxh2+ 26. Kxh2 Qd6+ 27. Kg1 Qh6 28. Qe8+ Kg7 29. Re7 Rf5 30. Ne5 Qf6 31. Nd7 1-0

[Event "CServe email"]
[Site "CServe email"]
[Date "1995.??.??"]
[Round "?"]
[White "Rivera, Donato"]
[Black "Pimmingstorfer, Christian"]
[Result "1/2-1/2"]
[ECO "D03"]
[PlyCount "53"]
[EventDate "1995.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 e6 4. e3 Be7 5. Nbd2 c5 6. c3 0-0 7. Ne5 b6 8. Bd3 Bb7 9. 0-0 Ne4 10. Nxe4 dxe4 11. Bxe7 Qxe7 12. Be2 Nc6 13. Nxc6 Bxc6 14. dxc5 Qxc5 15. Qc2 Rfd8 16. Rfd1 Kf8 17. Rxd8+ Rxd8 18. Rd1 Ke7 19. Rxd8 Kxd8 20. b4 Qe5 21. c4 Kc7 22. g3 g5 23. Qc1 f5 24. b5 Bb7 25. Qa3 Kb8 26. Qe7 g4 27. Qxh7 1/2-1/2

[Event "CServe email"]
[Site "CServe email"]
[Date "1995.??.??"]
[Round "?"]
[White "Rivera, Donato"]
[Black "Vetter, Gerhard"]
[Result "1/2-1/2"]
[ECO "C68"]
[PlyCount "56"]
[EventDate "1995.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "E-Mail 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Ne7 6. Nxe5 Qd4 7. Qh5 g6 8. Nf3 Qxe4 9. Qa5 Bg4 10. Re1 Qd5 11. Qxc7 Bxf3 12. gxf3 Qxf3 13. d3 Qg4+ 14. Qg3 Qxg3+ 15. hxg3 f6 16. b3 Kf7 17. Bb2 h5 18. Nd2 Nd5 19. a3 h4 20. c4 Nc7 21. Nf3 hxg3 22. fxg3 Bc5+ 23. Kg2 Rae8 24. Rad1 Rxe1 25. Rxe1 Re8 26. Rxe8 Nxe8 27. Nd2 Be3 28. Ne4 b6 1/2-1/2

[Event "USA-ch06 prel 04 corr"]
[Site "USA"]
[Date "1982.??.??"]
[Round "?"]
[White "Muir, Walter Gabriel"]
[Black "Rivera, Donato"]
[Result "1-0"]
[ECO "B41"]
[PlyCount "43"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 b6 8. Be3 Bb7 9. f3 d6 10. Be2 Nbd7 11. Rc1 Be7 12. 0-0 0-0 13. b4 Rac8 14. Qe1 Rfe8 15. Qf2 Qb8 16. Rfd1 g6 17. Nb3 Bc6 18. a4 Ba8 19. Na2 a5 20. bxa5 bxa5 21. Rb1 Qc7 22. Nc3 1-0

[Event "USA-ch06 prel 04 corr"]
[Site "USA"]
[Date "1982.??.??"]
[Round "?"]
[White "Oltman, Timothy A"]
[Black "Rivera, Donato"]
[Result "1-0"]
[ECO "B42"]
[PlyCount "45"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. 0-0 d6 7. c4 b6 8. Nc3 Bb7 9. Qe2 Nbd7 10. Bg5 Qc7 11. Rfe1 Rc8 12. Nd5 Qd8 13. Nxf6+ Nxf6 14. e5 dxe5 15. Qxe5 Bd6 16. Nxe6 fxe6 17. Qxe6+ Kf8 18. Bf5 Rc6 19. Bxf6 gxf6 20. Rad1 Rg8 21. Qe3 Rg5 22. Be4 Rc7 23. Qxb6 1-0

[Event "USA-ch06 prel 04 corr"]
[Site "USA"]
[Date "1982.??.??"]
[Round "?"]
[White "Peeples, Roger E"]
[Black "Rivera, Donato"]
[Result "0-1"]
[ECO "A53"]
[PlyCount "34"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5 c6 7. Nf3 Nbd7 8. 0-0-0 Kc7 9. e3 Ng4 10. Bh4 f6 11. h3 Nh6 12. g4 a5 13. Be2 a4 14. Rd2 Bb4 15. Kc2 a3 16. b3 Nc5 17. Bg3 Bxc3 0-1

[Event "USA-ch06 prel 04 corr"]
[Site "USA"]
[Date "1982.??.??"]
[Round "?"]
[White "Rivera, Donato"]
[Black "Callaway, Joseph E"]
[Result "1/2-1/2"]
[ECO "C19"]
[PlyCount "41"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Nf3 Bd7 8. dxc5 Ba4 9. Bd3 Nd7 10. Be3 Qc7 11. Rb1 Nc6 12. 0-0 h6 13. Re1 0-0-0 14. Bd4 Qa5 15. Nd2 Nxc5 16. Bxc5 Qxc5 17. Qg4 Qa5 18. Nb3 Bxb3 19. Rxb3 g5 20. Qe2 Rd7 21. Qe3 1/2-1/2

[Event "USA-ch06 prel 04 corr"]
[Site "USA"]
[Date "1982.??.??"]
[Round "?"]
[White "Rivera, Donato"]
[Black "Reynolds, Robert I"]
[Result "0-1"]
[ECO "B40"]
[PlyCount "66"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Bd3 e5 7. Nde2 d5 8. exd5 Nxd5 9. 0-0 Nc6 10. Nxd5 Qxd5 11. a3 Ba5 12. b4 Bc7 13. c4 Qd8 14. Qc2 Qh4 15. Re1 0-0 16. Be4 f5 17. Bd5+ Kh8 18. g3 Qh5 19. f4 e4 20. c5 Qg6 21. Qb3 Ne7 22. Bc4 b6 23. Be3 bxc5 24. bxc5 Ba6 25. Nd4 Ba5 26. Rec1 Rfd8 27. Bf7 Qf6 28. Qe6 Bd2 29. Nc2 Bxc1 30. Rxc1 Qxe6 31. Bxe6 Rd3 32. Bd4 Nc6 33. Bb2 Rad8 0-1

[Event "ICCF-Cup corr"]
[Site "ICCF corr"]
[Date "1980.??.??"]
[Round "?"]
[White "Muir, Walter Gabriel"]
[Black "Rivera, Donato"]
[Result "0-1"]
[ECO "B85"]
[PlyCount "82"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be2 a6 7. 0-0 Qc7 8. f4 Be7 9. Qe1 0-0 10. Bf3 Nc6 11. Be3 Nxd4 12. Bxd4 e5 13. Be3 b5 14. Rf2 Bb7 15. Rd1 Rfe8 16. a3 Rac8 17. Re2 Qb8 18. Qg3 Rc4 19. Kh1 Rec8 20. f5 a5 21. Bh6 g6 22. h4 b4 23. axb4 axb4 24. h5 bxc3 25. hxg6 hxg6 26. fxg6 Bxe4 27. b3 Bxf3 28. gxf3 Nh5 29. Qg1 Rh4+ 30. Rh2 Qb4 31. Bg5 Bxg5 32. Qxg5 Rxh2+ 33. Kxh2 Qf4+ 34. Qxf4 Nxf4 35. Rxd6 Nxg6 36. Kg3 Kf8 37. Kg4 Ne7 38. f4 f5+ 39. Kf3 e4+ 40. Ke3 Ke8 41. Kd4 Rd8 0-1

[Event "olm5 fin B4 corr6568"]
[Site "ICCF corr"]
[Date "1965.??.??"]
[Round "?"]
[White "Asman, B."]
[Black "Rivera, Donato"]
[Result "1-0"]
[ECO "E69"]
[PlyCount "81"]
[EventDate "1965.??.??"]
[EventType "team (corr)"]
[EventRounds "8"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d6 3. d4 e5 4. Nf3 Nbd7 5. g3 g6 6. Bg2 Bg7 7. 0-0 0-0 8. e4 c6 9. h3 Qa5 10. d5 cxd5 11. cxd5 b5 12. Nd2 Nc5 13. a3 Qb6 14. Nb3 Nxb3 15. Qxb3 Bd7 16. Be3 Qb8 17. f4 Nh5 18. Kh2 exf4 19. gxf4 a5 20. Ne2 Rc8 21. Bf3 Nf6 22. Rac1 Rxc1 23. Rxc1 Qe8 24. Qd3 Rc8 25. b3 Rxc1 26. Bxc1 Qc8 27. Bd2 Qc5 28. Bxa5 Qxa3 29. Bb6 Qa1 30. Qc2 Qf1 31. Bg2 Qe1 32. Ng3 Bh6 33. Bf2 Qa1 34. Be3 Ne8 35. Ne2 Qf6 36. Qc3 Qh4 37. Bd2 f5 38. e5 Bg7 39. Qe3 Qd8 40. Nd4 Qb6 41. e6 1-0

[Event "olm5 fin B4 corr6568"]
[Site "ICCF corr"]
[Date "1965.??.??"]
[Round "?"]
[White "Cafferty, Bernard"]
[Black "Rivera, Donato"]
[Result "1-0"]
[ECO "E69"]
[PlyCount "65"]
[EventDate "1965.??.??"]
[EventType "team (corr)"]
[EventRounds "8"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 Nf6 4. Bg2 g6 5. Nf3 Bg7 6. 0-0 0-0 7. d4 Nbd7 8. h3 c6 9. e4 Qa5 10. Re1 Re8 11. a3 exd4 12. Nxd4 Qc7 13. Be3 Nc5 14. Qc2 a5 15. Rad1 a4 16. f4 Nfd7 17. Bf2 Qa5 18. Na2 Nf8 19. Nb4 Bd7 20. Ne2 f5 21. Nc3 Re6 22. exf5 Rxe1+ 23. Bxe1 Bxf5 24. Qf2 Qc7 25. Qd2 Rd8 26. Bf2 Bf6 27. Ncd5 cxd5 28. Nxd5 Qc8 29. Nxf6+ Kf7 30. Bd5+ Be6 31. f5 gxf5 32. Qh6 Bxd5 33. Nh5 1-0

[Event "olm5 fin B4 corr6568"]
[Site "ICCF corr"]
[Date "1965.??.??"]
[Round "?"]
[White "Ditt, Egon H"]
[Black "Rivera, Donato"]
[Result "1-0"]
[ECO "C16"]
[PlyCount "63"]
[EventDate "1965.??.??"]
[EventType "team (corr)"]
[EventRounds "8"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 b6 5. Qg4 Bf8 6. Bg5 Qd7 7. 0-0-0 h6 8. Be3 Bb7 9. f4 Nc6 10. Qf3 h5 11. g3 0-0-0 12. h3 Na5 13. Bd3 g6 14. g4 Ne7 15. Nge2 Kb8 16. f5 exf5 17. gxf5 Bc8 18. fxg6 fxg6 19. Rdg1 Bh6 20. Bxh6 Rxh6 21. Qe3 Rdh8 22. Nf4 Qc6 23. Rg5 Bf5 24. Rhg1 Bxd3 25. cxd3 Rg8 26. Kb1 Rd8 27. Qg3 Nf5 28. Qf2 Ne7 29. Qg2 Qd7 30. e6 Qd6 31. Nfxd5 Nac6 32. Qe4 1-0

[Event "olm5 fin B4 corr6568"]
[Site "ICCF corr"]
[Date "1965.??.??"]
[Round "?"]
[White "Gunsav, Orhan"]
[Black "Rivera, Donato"]
[Result "1/2-1/2"]
[ECO "E24"]
[PlyCount "70"]
[EventDate "1965.??.??"]
[EventType "team (corr)"]
[EventRounds "8"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 Nc6 6. f3 b6 7. e4 Ba6 8. e5 Ng8 9. Nh3 Na5 10. Qa4 Ne7 11. Bd3 0-0 12. Bg5 Qe8 13. Bb1 Ng6 14. c5 d5 15. Qc2 Qb5 16. a4 Qb3 17. Qxb3 Nxb3 18. Ra3 Na5 19. cxb6 Rfb8 20. Kf2 Rxb6 21. Bxg6 Rb2+ 22. Kg3 hxg6 23. Nf4 Rab8 24. h4 c5 25. Be7 Nc4 26. Raa1 cxd4 27. cxd4 Ne3 28. Bc5 R8b7 29. Rae1 Nf5+ 30. Kh3 Bc4 31. a5 Ba2 32. Rd1 Ne3 33. Rd3 Nc4 34. Rdd1 Ne3 35. Rd3 Nf5 1/2-1/2

[Event "olm5 fin B4 corr6568"]
[Site "ICCF corr"]
[Date "1965.??.??"]
[Round "?"]
[White "Rivera, Donato"]
[Black "Dannberg, Wolf"]
[Result "0-1"]
[ECO "E25"]
[PlyCount "70"]
[EventDate "1965.??.??"]
[EventType "team (corr)"]
[EventRounds "8"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5 f5 9. Nh3 Bd7 10. e4 fxe4 11. Ng5 Nf6 12. Qd6 Nc6 13. Bf4 Qe7 14. Qxe7+ Nxe7 15. Nxe4 Ned5 16. Nd6+ Ke7 17. Be5 Bc6 18. Rb1 b6 19. cxb6 axb6 20. c4 Ne3 21. Bf4 Nd7 22. Bxe3 Kxd6 23. Bd2 Kc7 24. Bb4 e5 25. Bd3 Nc5 26. Bc2 Rad8 27. Rd1 Ba4 28. Rd2 Bxc2 29. Rxc2 Kc6 30. 0-0 Rd4 31. Bxc5 bxc5 32. Re1 Kd6 33. Kf2 Ra8 34. Rc3 Ra4 35. Re4 Ke6 0-1

[Event "olm5 fin B4 corr6568"]
[Site "ICCF corr"]
[Date "1965.??.??"]
[Round "?"]
[White "Rivera, Donato"]
[Black "Hybl, Jaroslav"]
[Result "0-1"]
[ECO "B65"]
[PlyCount "76"]
[EventDate "1965.??.??"]
[EventType "team (corr)"]
[EventRounds "8"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. 0-0-0 Nxd4 9. Qxd4 0-0 10. f4 h6 11. Bh4 Qa5 12. Be1 e5 13. Qd3 Qc5 14. f5 Bd7 15. Bh4 Bc6 16. Be2 Rfd8 17. Kb1 Rac8 18. Bxf6 Bxf6 19. Bf3 b5 20. Qe2 a5 21. Nd5 b4 22. h4 a4 23. g4 b3 24. cxb3 axb3 25. axb3 Bxd5 26. Rxd5 Qa7 27. Qf1 Ra8 28. Be2 Qa2+ 29. Kc2 Rdc8+ 30. Bc4 Rab8 31. Kd2 Qxb2+ 32. Ke3 Rxc4 33. Qxc4 Qg2 34. Rb5 Rxb5 35. Qxb5 Qxh1 36. Qe8+ Kh7 37. g5 Qe1+ 38. Kd3 Qd1+ 0-1

[Event "olm5 fin B4 corr6568"]
[Site "ICCF corr"]
[Date "1965.??.??"]
[Round "?"]
[White "Rivera, Donato"]
[Black "Lundholm, Stig Gustav"]
[Result "0-1"]
[ECO "B85"]
[PlyCount "72"]
[EventDate "1965.??.??"]
[EventType "team (corr)"]
[EventRounds "8"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 a6 7. f4 Nc6 8. Be3 Qc7 9. 0-0 Be7 10. Qe1 0-0 11. Rd1 Nxd4 12. Bxd4 b5 13. e5 dxe5 14. fxe5 Ne8 15. Ne4 Bb7 16. Bd3 Rd8 17. c3 Bxe4 18. Bxe4 g6 19. Qe3 Ng7 20. b4 Qc4 21. a3 Rd7 22. Rf3 Rfd8 23. Bd3 Qb3 24. Rdf1 Bf8 25. Qf2 Nf5 26. Bxf5 exf5 27. Qe2 Bg7 28. g3 Re8 29. Re3 Re6 30. Qf3 h5 31. Rfe1 Kh7 32. Kg2 Qxa3 33. Qf2 Qb3 34. Qf1 Bf8 35. Qf3 Qc4 36. Rb1 Qa2+ 0-1

[Event "olm5 fin B4 corr6568"]
[Site "ICCF corr"]
[Date "1965.??.??"]
[Round "?"]
[White "Rivera, Donato"]
[Black "Moiseev, Oleg Leonidovich"]
[Result "0-1"]
[ECO "E92"]
[PlyCount "40"]
[EventDate "1965.??.??"]
[EventType "team (corr)"]
[EventRounds "8"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. Nf3 g6 2. c4 Bg7 3. d4 d6 4. Nc3 Nf6 5. e4 0-0 6. Be2 e5 7. d5 Nh5 8. g3 Nd7 9. Be3 Qe7 10. Qd2 f5 11. Bh6 Nc5 12. Qg5 Nf6 13. Bxg7 Qxg7 14. exf5 Bxf5 15. 0-0 Rf7 16. Qd2 Bh3 17. Rfe1 h6 18. b4 Ncd7 19. Rab1 Raf8 20. Nh4 g5 0-1

[Event "US Open-60"]
[Site "Omaha"]
[Date "1959.08.01"]
[Round "12"]
[White "Palciauskas, Victor"]
[Black "Rivera, Donato"]
[Result "1/2-1/2"]
[ECO "C71"]
[PlyCount "46"]
[EventDate "1959.07.20"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c4 Bd7 6. d4 exd4 7. Nxd4 Nxd4 8. Bxd7+ Qxd7 9. Qxd4 Ne7 10. b3 Nc6 11. Qe3 Be7 12. Bb2 0-0-0 13. 0-0 f5 14. Nc3 Bf6 15. Rab1 Rde8 16. Rfe1 Bxc3 17. Qxc3 fxe4 18. Qxg7 Qxg7 19. Bxg7 Rhg8 20. Bc3 Re7 21. Re3 Kd7 22. Rbe1 Rge8 23. Rh3 b5 1/2-1/2

[Event "US Open-60"]
[Site "Omaha"]
[Date "1959.07.31"]
[Round "11"]
[White "Rivera, Donato"]
[Black "Gilden, Lawrence C"]
[Result "1/2-1/2"]
[ECO "E29"]
[PlyCount "80"]
[EventDate "1959.07.20"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. a3 Bxc3+ 6. bxc3 c5 7. Bd3 Nc6 8. Ne2 d6 9. 0-0 Ne8 10. Qc2 f5 11. e4 b6 12. exf5 exf5 13. Be3 Qf6 14. Rad1 Bb7 15. f3 Nc7 16. Qd2 Na5 17. Bf4 Ba6 18. Qa2 g5 19. Bc1 d5 20. dxc5 Bxc4 21. Bxc4 Nxc4 22. cxb6 axb6 23. Nd4 Kh8 24. Qb3 Ra5 25. Nc2 Rb5 26. Nb4 f4 27. Rfe1 g4 28. a4 Rc5 29. Rd4 gxf3 30. Rxf4 f2+ 31. Kxf2 Qh4+ 32. g3 Qxh2+ 33. Kf3 Rg8 34. g4 Qh3+ 35. Kf2 Qh2+ 36. Kf3 Na5 37. Qb2 Qh3+ 38. Kf2 Qh2+ 39. Kf3 Qh3+ 40. Kf2 Qh2+ 1/2-1/2

[Event "US Open-60"]
[Site "Omaha"]
[Date "1959.07.30"]
[Round "10"]
[White "Smith, Kenneth Ray"]
[Black "Rivera, Donato"]
[Result "1-0"]
[ECO "C02"]
[PlyCount "65"]
[EventDate "1959.07.20"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 cxd4 7. cxd4 Nge7 8. b4 Nf5 9. Be3 Bd7 10. Be2 Rc8 11. 0-0 Be7 12. g4 Nxe3 13. fxe3 f6 14. exf6 gxf6 15. Kh1 0-0 16. Qd3 Be8 17. Nbd2 Bg6 18. Qb3 Nd8 19. Rac1 Nf7 20. Nh4 Nd6 21. Nxg6 hxg6 22. Bd3 f5 23. Rxc8 Rxc8 24. gxf5 gxf5 25. Qd1 Bf6 26. Qh5 Qc7 27. Rg1+ Bg7 28. Nf3 Qf7 29. Rg6 Ne4 30. Ng5 Nxg5 31. Qxg5 Rc1+ 32. Kg2 Kh7 33. Rxe6 1-0

[Event "US Open-60"]
[Site "Omaha"]
[Date "1959.07.28"]
[Round "8"]
[White "Rivera, Donato"]
[Black "Bisguier, Arthur Bernard"]
[Result "0-1"]
[ECO "D36"]
[PlyCount "100"]
[EventDate "1959.07.20"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. Nf3 e6 5. cxd5 exd5 6. Bg5 Be7 7. e3 Nbd7 8. Bd3 Nf8 9. Qc2 Ne6 10. Bh4 g6 11. 0-0 0-0 12. a3 Ng7 13. Bg3 Nfh5 14. Na4 f5 15. Be5 Nf6 16. b4 a6 17. Nc5 Ne4 18. Nd2 b6 19. Ncb3 Bb7 20. f3 Nf6 21. Rad1 Qd7 22. Qb2 Ne6 23. Bb1 Rae8 24. Kh1 Bd6 25. Bxf6 Rxf6 26. e4 fxe4 27. fxe4 Rxf1+ 28. Rxf1 Rf8 29. exd5 Rxf1+ 30. Nxf1 cxd5 31. Ne3 Qf7 32. Qe2 Qf4 33. Nf1 Kf7 34. Bd3 b5 35. Qe3 Bc8 36. g3 Qf6 37. Kg2 Kg7 38. Nfd2 Ng5 39. h4 Nf7 40. Qf3 Qe7 41. Nc5 Qe1 42. Nf1 Nh6 43. Qe3 Qd1 44. Be2 Qa1 45. Ne6+ Bxe6 46. Qxe6 Nf5 47. Qxd5 Qxf1+ 48. Bxf1 Ne3+ 49. Kf3 Nxd5 50. Ke4 Nf6+ 0-1

[Event "US Open-60"]
[Site "Omaha"]
[Date "1959.07.27"]
[Round "7"]
[White "Rivera, Donato"]
[Black "Brasket, Curt Justin"]
[Result "1/2-1/2"]
[ECO "A39"]
[PlyCount "41"]
[EventDate "1959.07.20"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 c5 5. Nf3 0-0 6. 0-0 Nc6 7. Nc3 cxd4 8. Nxd4 Ng4 9. Nxc6 bxc6 10. Qc2 Qa5 11. Qe4 Ne5 12. Bd2 Ba6 13. b3 f5 14. Qc2 Qc7 15. Rac1 Rab8 16. Rfd1 d6 17. Na4 Nd7 18. Bc3 Nf6 19. Qd2 c5 20. Ba5 Qc8 21. Nc3 1/2-1/2

[Event "US Open-60"]
[Site "Omaha"]
[Date "1959.07.26"]
[Round "6"]
[White "Marchand, Erich Watkinson"]
[Black "Rivera, Donato"]
[Result "0-1"]
[ECO "E94"]
[PlyCount "68"]
[EventDate "1959.07.20"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 d6 5. d4 0-0 6. Be2 e5 7. dxe5 dxe5 8. Bg5 Nbd7 9. 0-0 c6 10. Qc2 Qc7 11. Rad1 a5 12. Na4 b6 13. b3 Re8 14. c5 b5 15. Nb2 h6 16. Bc1 Bf8 17. a4 Nxc5 18. axb5 Ncxe4 19. bxc6 Bf5 20. Nh4 Be6 21. Be3 Rab8 22. Rd3 Nd5 23. Rdd1 Nxe3 24. fxe3 Nc5 25. Nc4 e4 26. Rb1 Red8 27. Qc3 Bg7 28. Qxa5 Qxc6 29. Rfc1 Nd3 30. Bxd3 exd3 31. Ne5 Qb6 32. Qxb6 Rxb6 33. Nc4 Bxc4 34. bxc4 d2 0-1

[Event "US Open-60"]
[Site "Omaha"]
[Date "1959.07.24"]
[Round "5"]
[White "Rivera, Donato"]
[Black "Saidy, Anthony Fred"]
[Result "1/2-1/2"]
[ECO "E66"]
[PlyCount "105"]
[EventDate "1959.07.20"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nc3 d6 6. Nf3 Nc6 7. 0-0 a6 8. d5 Na5 9. Nd2 c5 10. a3 Qc7 11. Rb1 Rb8 12. Qc2 Bf5 13. e4 Bd7 14. h3 b5 15. cxb5 axb5 16. b4 cxb4 17. axb4 Nc4 18. Ne2 Rfc8 19. Re1 Ra8 20. Nxc4 Qxc4 21. Qxc4 Rxc4 22. f3 Ne8 23. Bg5 h6 24. Be3 Ra4 25. Bd2 Ra2 26. Be3 Rcc2 27. Bf1 Nc7 28. Rec1 e6 29. dxe6 Nxe6 30. Rxc2 Rxc2 31. Rd1 Be8 32. Rxd6 Bf8 33. Rb6 Bxb4 34. Rb8 Kf8 35. Bxh6+ Ke7 36. Be3 Bd6 37. Rb7+ Kf8 38. Rb6 Bc7 39. Ra6 b4 40. Nf4 Nxf4 41. gxf4 b3 42. Ra3 Rc3 43. Kf2 b2 44. Rxc3 b1Q 45. Rxc7 Qb2+ 46. Kg3 Qb8 47. Rc5 Qb4 48. Rc1 Qb3 49. Bc5+ Kg8 50. Bd4 Qb4 51. Be5 Kf8 52. Rd1 Qb6 53. Bd4 1/2-1/2

[Event "US Open-60"]
[Site "Omaha"]
[Date "1959.07.23"]
[Round "4"]
[White "Carr, William"]
[Black "Rivera, Donato"]
[Result "0-1"]
[ECO "C68"]
[PlyCount "120"]
[EventDate "1959.07.20"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 Bd7 8. Be3 0-0-0 9. Nd2 g6 10. 0-0-0 Bg7 11. N4b3 b6 12. Bd4 f6 13. Bc3 Nh6 14. f3 Nf7 15. Nf1 Ne5 16. Bxe5 fxe5 17. c3 Be6 18. Ng3 Rd6 19. Kc2 Rhd8 20. Ne2 Bc4 21. Nec1 Bh6 22. Rxd6 Rxd6 23. Rd1 a5 24. Nd2 Be6 25. b3 Kd7 26. Nd3 Bg7 27. Nc4 Bxc4 28. bxc4 c5 29. Nf2 Rxd1 30. Nxd1 c6 31. a4 Ke6 32. Kd3 Kf6 33. Ne3 h5 34. h3 Kg5 35. Ke2 Kh4 36. Nf1 Bh6 37. Kf2 Bg5 38. f4 Bxf4 39. g3+ Bxg3+ 40. Nxg3 Kxh3 41. Kf3 Kh4 42. Nf1 g5 43. Ne3 g4+ 44. Kf2 Kg5 45. Nf5 Kf4 46. Nd6 h4 47. Nf5 Kxe4 48. Nxh4 Kd3 49. Ng6 Kxc4 50. Nxe5+ Kxc3 51. Nxg4 b5 52. Ke2 bxa4 53. Kd1 a3 54. Ne3 a2 55. Nc2 Kb2 56. Na1 c4 57. Kd2 c3+ 58. Kd1 a4 59. Nc2 c5 60. Na1 Kb1 0-1

[Event "US Open-60"]
[Site "Omaha"]
[Date "1959.07.22"]
[Round "3"]
[White "Rivera, Donato"]
[Black "Henin, Charles"]
[Result "1-0"]
[ECO "A67"]
[PlyCount "92"]
[EventDate "1959.07.20"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 g6 6. e4 d6 7. f4 Bg7 8. Bb5+ Nfd7 9. Bd3 Qh4+ 10. g3 Qe7 11. Nge2 0-0 12. 0-0 Nf6 13. Qc2 Na6 14. a3 Re8 15. e5 dxe5 16. fxe5 Ng4 17. e6 fxe6 18. Qa4 Ne5 19. d6 Qd7 20. Bb5 Nc6 21. Ne4 Nab8 22. Bh6 Qd8 23. Bxg7 Kxg7 24. Qc4 Nd7 25. Qc3+ e5 26. Qc4 Rf8 27. Rxf8 Nxf8 28. Bxc6 bxc6 29. Qc3 Nd7 30. Nf4 Qe8 31. Re1 Qf7 32. Nxc5 Nxc5 33. Qxe5+ Qf6 34. Qxc5 Qxb2 35. d7 Bxd7 36. Qe7+ Kg8 37. Qxd7 Rf8 38. Qe6+ Rf7 39. Qe3 Qb6 40. Kg2 Qb2+ 41. Re2 Qb7 42. Qc5 Qd7 43. Qc4 Kg7 44. Rb2 h6 45. Qc3+ Kh7 46. Rb8 Rg7 1-0

[Event "US Open-60"]
[Site "Omaha"]
[Date "1959.07.21"]
[Round "2"]
[White "Rivera, Donato"]
[Black "Martinson, Rick"]
[Result "1-0"]
[ECO "A94"]
[PlyCount "113"]
[EventDate "1959.07.20"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 c6 5. Nf3 Be7 6. 0-0 d5 7. b3 0-0 8. Ba3 Ne4 9. Bxe7 Qxe7 10. Ne5 Nd7 11. Nxd7 Bxd7 12. f3 Ng5 13. f4 Ne4 14. Bxe4 fxe4 15. Qd2 Be8 16. Nc3 Bg6 17. Rac1 Bf5 18. cxd5 exd5 19. e3 Bg4 20. Na4 Bf3 21. Nc5 h5 22. Nd3 Qe6 23. Ne5 Bg4 24. Qb4 Rab8 25. a4 Rfd8 26. Qc5 Ra8 27. b4 Rdc8 28. Qc3 a5 29. bxa5 Bh3 30. Rf2 Ra6 31. Rb2 Qe7 32. Qc5 Qxc5 33. Rxc5 Ra7 34. Kf2 Bf5 35. a6 Rxa6 36. Rxb7 Rxa4 37. Nxc6 Ra2+ 38. Kg1 Kh7 39. Nb4 Ra1+ 40. Kf2 Rb1 41. Rxc8 Bxc8 42. Rb8 Bg4 43. Nc6 Rd1 44. Rb2 Rh1 45. Kg2 Re1 46. Ne5 Rxe3 47. Nxg4 hxg4 48. Rb5 Re2+ 49. Kg1 Rd2 50. Rxd5 e3 51. Re5 Rxd4 52. Rxe3 Rd2 53. Re5 Rd1+ 54. Kf2 Rh1 55. Rh5+ Kg6 56. Rg5+ Kh6 57. Kg2 1-0

[Event "US Open-60"]
[Site "Omaha"]
[Date "1959.07.20"]
[Round "1"]
[White "Patteson, Bill L"]
[Black "Rivera, Donato"]
[Result "0-1"]
[ECO "C28"]
[PlyCount "94"]
[EventDate "1959.07.20"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. f4 d6 5. Nf3 Be7 6. d3 0-0 7. 0-0 exf4 8. a3 Ne5 9. Bxf4 Nxc4 10. dxc4 Re8 11. e5 dxe5 12. Qxd8 Bxd8 13. Nxe5 Nh5 14. Nd3 Nxf4 15. Nxf4 c6 16. Rae1 Bb6+ 17. Kh1 Bf5 18. Nd3 Bg6 19. Re2 Rxe2 20. Nxe2 f6 21. Nef4 Bf7 22. c5 Bc7 23. Re1 g5 24. Ne6 Bxe6 25. Rxe6 Kf7 26. Re3 Re8 27. Rxe8 Kxe8 28. g4 Kf7 29. c4 Kg6 30. Kg2 h5 31. h3 hxg4 32. hxg4 f5 33. Kf3 Kf6 34. b4 Be5 35. a4 Bc3 36. b5 a6 37. b6 Be5 38. Nf2 Bd4 39. Nd3 a5 40. Kg3 fxg4 41. Kxg4 Kg6 42. Kf3 Kf5 43. Ke2 Ke4 44. Nc1 Bxc5 45. Nb3 Bxb6 46. c5 Bd8 47. Nd2+ Kd4 0-1

