[Event "BOL-ch Seniors"]
[Site "Santa Cruz"]
[Date "2023.03.26"]
[Round "6"]
[White "Alvarez Vega, Walter Guido"]
[Black "Caballero Vega, Esther Rosse Mary"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "191"]
[EventDate "2023.03.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 Nc6 4. e3 e6 5. a3 Bd6 6. Bg5 Be7 7. Nc3 0-0 8. Be2 Ne4 9. Bxe7 Qxe7 10. Nxe4 dxe4 11. Nd2 f5 12. 0-0 Bd7 13. b4 Qf6 14. Nb3 b6 15. c4 Ne7 16. Rc1 Ba4 17. Rb1 Rad8 18. b5 Ng6 19. Qe1 Nh4 20. Kh1 Bxb3 21. Rxb3 a5 22. bxa6 Ng6 23. Qb4 Ne7 24. c5 Nd5 25. Qc4 Qe7 26. Rfb1 Ra8 27. h3 f4 28. exf4 Nxf4 29. cxb6 Nd5 30. a4 cxb6 31. Rxb6 Nxb6 32. Rxb6 Ra7 33. Qxe6+ Qf7 34. Qxf7+ Kxf7 35. Kg1 Rd8 36. d5 Ke7 37. Rb7+ Rd7 38. Rxd7+ Rxd7 39. Bb5 Ra7 40. Kf1 Kd6 41. Ke2 Kxd5 42. Ke3 g5 43. f3 exf3 44. gxf3 Ke5 45. Bd3 h5 46. a5 h4 47. Bb5 Kd5 48. f4 gxf4+ 49. Kxf4 Kc5 50. Be2 Kb4 51. Kg4 Kxa5 52. Kxh4 Kb6 53. Kg5 Rg7+ 54. Kf4 Ka7 55. h4 Re7 56. Bc4 Rd7 57. Kg5 Rd4 58. Bf1 Rd1 59. Be2 Ra1 60. Kf6 Rg1 61. Bd3 Rg2 62. h5 Rg3 63. Be2 Rg2 64. Bb5 Rg4 65. h6 Rh4 66. Kg6 Rg4+ 67. Kh5 Re4 68. Kg6 Re6+ 69. Kg7 Rb6 70. Bd3 Rc6 71. Bf1 Kb6 72. h7 Rc7+ 73. Kh6 Rf7 74. Bc4 Rf8 75. Kg7 Rc8 76. h8Q Rxc4 77. Qa8 Rc7+ 78. Kf6 Ra7 79. Qb8+ Kxa6 80. Ke6 Rb7 81. Qc8 Kb6 82. Kd5 Rc7 83. Qd8 Kb7 84. Qe8 Kb6 85. Qa4 Rc5+ 86. Kd6 Rb5 87. Qd4+ Ka6 88. Qa4+ Kb6 89. Qd4+ Ka6 90. Qg7 Rb6+ 91. Kc5 Rb5+ 92. Kc4 Kb6 93. Qf6+ Ka5 94. Qd8+ Ka4 95. Qd7 Ka5 96. Qxb5# 1-0

[Event "BOL-ch Seniors"]
[Site "Santa Cruz"]
[Date "2023.03.26"]
[Round "7"]
[White "Alvarez Vega, Walter Guido"]
[Black "Foronda, Ernesto"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "1533"]
[PlyCount "86"]
[EventDate "2023.03.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 Bf5 4. e3 e6 5. Nc3 Be7 6. Nb5 Na6 7. a3 c6 8. Nc3 Nc7 9. Be2 h6 10. 0-0 0-0 11. b4 Nce8 12. Na4 Nd6 13. Nc5 b6 14. Nd3 Nfe4 15. Nde5 Qe8 16. Qe1 f6 17. Nd3 Nc4 18. h3 g5 19. Bh2 Rc8 20. Nc1 Qg6 21. Bxc4 dxc4 22. Kh1 Qh5 23. Nd2 Nd6 24. g4 Qxh3 25. gxf5 Nxf5 26. Rg1 Bd6 27. Rg2 Nh4 28. Qg1 c3 29. Rg3 Bxg3 30. Qxg3 Qxg3 31. Bxg3 cxd2 32. Nd3 Nf3 33. Kg2 g4 34. Rh1 Kf7 35. Rd1 h5 36. Nb2 h4 37. Bf4 b5 38. Kf1 e5 39. dxe5 fxe5 40. Bxe5 Nxe5 41. Rxd2 Rcd8 42. Nd3 Nxd3 43. cxd3 h3 0-1

[Event "BOL-ch Seniors"]
[Site "Santa Cruz"]
[Date "2023.03.25"]
[Round "3"]
[White "Alvarez Vega, Walter Guido"]
[Black "Frederiksen, Eguil E"]
[Result "1-0"]
[ECO "D00"]
[BlackElo "1442"]
[PlyCount "57"]
[EventDate "2023.03.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 g6 4. e3 Bg7 5. Nc3 a6 6. h3 0-0 7. a3 Nc6 8. b4 Nh5 9. Bh2 f5 10. Be2 f4 11. 0-0 b6 12. Ng5 e5 13. dxe5 Bxe5 14. Qxd5+ Qxd5 15. Nxd5 Bxa1 16. Rxa1 fxe3 17. fxe3 Bb7 18. Nxc7 Ra7 19. Bc4+ Kh8 20. Rd1 Nf6 21. Nge6 Rc8 22. Rf1 Ne4 23. Rf7 Ba8 24. Bd5 Nc3 25. Bxc6 Raxc7 26. Nxc7 Bxc6 27. Be5+ Kg8 28. Rg7+ Kf8 29. Rxh7 1-0

[Event "BOL-ch Seniors"]
[Site "Santa Cruz"]
[Date "2023.03.25"]
[Round "4"]
[White "Ferrufino, Boris"]
[Black "Alvarez Vega, Walter Guido"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1902"]
[PlyCount "59"]
[EventDate "2023.03.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. Bf4 Bf5 4. a3 Nf6 5. e3 e6 6. c4 Be7 7. Nc3 0-0 8. Bd3 Bg4 9. Qc2 dxc4 10. Bxc4 Bd6 11. Bg5 Bh5 12. Rd1 a6 13. Bd3 Bg6 14. Bxg6 hxg6 15. Ne5 Qe8 16. f4 Be7 17. 0-0 Rc8 18. Rf3 b5 19. Nxb5 Nxe5 20. fxe5 Nh7 21. Bxe7 Qxe7 22. Na7 Ra8 23. Nc6 Qd7 24. Rc1 a5 25. Qc5 Ng5 26. Rg3 Ne4 27. Ne7+ Qxe7 28. Qxe7 Nxg3 29. hxg3 Rab8 30. b4 1-0

[Event "BOL-ch Seniors"]
[Site "Santa Cruz"]
[Date "2023.03.25"]
[Round "5"]
[White "Suarez Antelo, Jesus"]
[Black "Alvarez Vega, Walter Guido"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "1375"]
[PlyCount "65"]
[EventDate "2023.03.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c6 5. e3 Be7 6. Nf3 0-0 7. Be2 h6 8. Bh4 Nbd7 9. Qc2 a6 10. Nd2 b5 11. cxb5 cxb5 12. g4 Bb7 13. f4 Rc8 14. a3 Nb6 15. b4 Nc4 16. Bxc4 dxc4 17. Rg1 Nd5 18. Bxe7 Qxe7 19. Ke2 Qh4 20. Nf3 Qf6 21. Ne4 Qe7 22. g5 hxg5 23. Nexg5 g6 24. Ne5 Qf6 25. Ngxf7 Rxf7 26. Rxg6+ Qxg6 27. Qxg6+ Rg7 28. Qxe6+ Kh7 29. Rf1 c3 30. Rf3 Rg2+ 31. Ke1 Rxh2 32. Qf7+ Kh8 33. Ng6# 1-0

[Event "BOL-ch Seniors"]
[Site "Santa Cruz"]
[Date "2023.03.24"]
[Round "2"]
[White "Alvarez Vega, Walter Guido"]
[Black "Soliz Medrano, Macedonio"]
[Result "1-0"]
[ECO "A46"]
[PlyCount "87"]
[EventDate "2023.03.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d6 4. e3 Nbd7 5. a3 e5 6. dxe5 dxe5 7. Nxe5 Nxe5 8. Qxd8+ Kxd8 9. Bxe5 Ng4 10. Bg3 Bd7 11. Nc3 a6 12. 0-0-0 f5 13. h3 Nh6 14. Bf4 Nf7 15. Nd5 Nd6 16. Bd3 g6 17. Be5 Rg8 18. Nf6 Rg7 19. h4 Be6 20. h5 g5 21. h6 Rf7 22. c4 c5 23. Be2 Ke7 24. Nd5+ Bxd5 25. Rxd5 Rd8 26. Bh5 Nxc4 27. Rxd8 Nxe5 28. Rd5 Ke6 29. Rxe5+ Kxe5 30. Bxf7 Kf6 31. Bd5 b5 32. Kc2 Bd6 33. f3 a5 34. e4 f4 35. Re1 c4 36. Bc6 b4 37. axb4 axb4 38. Rd1 Be5 39. Rd7 Kg6 40. Rb7 Kxh6 41. Rxb4 Kh5 42. Bd5 h6 43. Rxc4 Kh4 44. b4 1-0

[Event "BOL-ch Seniors"]
[Site "Santa Cruz"]
[Date "2023.03.24"]
[Round "1"]
[White "Monroy Carrizo, Javier"]
[Black "Alvarez Vega, Walter Guido"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "1810"]
[PlyCount "119"]
[EventDate "2023.03.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. g3 Nf6 4. Bg2 e6 5. 0-0 0-0 6. c4 d6 7. Nc3 a6 8. b3 Nbd7 9. Bb2 Rb8 10. e4 h5 11. Qe2 Ng4 12. h3 Nh6 13. a4 Kh7 14. Rad1 b6 15. e5 Bb7 16. Ne4 Qe7 17. exd6 cxd6 18. Ba3 Bxe4 19. Qxe4 Nf6 20. Qe2 Qd7 21. Ne5 Qc7 22. Nc6 Rbc8 23. d5 e5 24. b4 Rfe8 25. c5 dxc5 26. bxc5 bxc5 27. Qxa6 e4 28. Bxc5 Nf5 29. Bb6 Qd7 30. Qb5 Nd6 31. Qb3 Ng8 32. a5 f5 33. f3 exf3 34. Rxf3 Ne4 35. Rf4 Ngf6 36. Kh2 Bh6 37. Rff1 h4 38. gxh4 Qd6+ 39. Kg1 Ng3 40. Rfe1 Rxe1+ 41. Rxe1 Nfe4 42. Bf2 Qf4 43. Bxg3 Nxg3 44. Re7+ Bg7 45. Qb2 Nh5 46. Qf2 Qd6 47. Qe3 f4 48. Qe5 Qc5+ 49. Kh2 Rf8 50. Qg5 Rf6 51. Re6 Qf2 52. Ne7 f3 53. Rxf6 Qxg2+ 54. Qxg2 fxg2 55. Rf3 Be5+ 56. Kxg2 Nf4+ 57. Kf1 Bd6 58. Nc8 Be5 59. d6 Ne6 60. Re3 1-0

