[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.13"]
[Round "1"]
[Board "1"]
[White "Da Silva Tomaz, Luiz Antonio"]
[Black "Bezerra, Flavio Rodrigo Costa"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "2100"]
[BlackElo "2096"]
[PlyCount "68"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. h3 O-O 6. Bf4 Nc6 7. d5 e5 8. Bg5
Ne7 9. Qd2 Nd7 10. g4 a5 11. Rg1 Nc5 12. e4 f6 13. Bh6 g5 14. Bxg7 Kxg7 15. h4
h6 16. h5 a4 17. Be2 Bd7 18. O-O-O Qb8 19. Ne1 Qa7 20. Nc2 Qa5 21. Rg3 Rfb8 22.
Re3 Nc8 23. f3 Na7 24. Na3 Kf7 25. Bf1 Kg7 26. Qc2 Be8 27. Kb1 Qb6 28. Rde1 c6
29. Qd2 Qc7 30. Rd1 Rd8 31. Bd3 Nc8 32. Bc2 Nb6 33. Bd3 Nc8 34. Bc2 Nb6 1/2-1/2

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.13"]
[Round "1"]
[Board "2"]
[White "Silva Junior, Marcelo Valeriano"]
[Black "Macedo, Alexandre Soares De"]
[Result "0-1"]
[ECO "D36"]
[WhiteElo "1935"]
[BlackElo "1931"]
[PlyCount "90"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. cxd5 exd5 6. e3 c6 7. Nf3 Be7 8.
Bd3 O-O 9. Qc2 h6 10. Bf4 Re8 11. h3 Nf8 12. Rg1 Bd6 13. Ne5 Qe7 14. g4 g5 15.
Bh2 N6d7 16. f4 f6 17. Bg6 Rd8 18. Nf7 Qxe3+ 19. Ne2 Bb4+ 20. Kd1 Re8 21. Nxh6+
Kh8 22. Bxe8 Qxe8 23. fxg5 Qe3 24. a3 Qxh3 25. Nf4 Qf3+ 26. Kc1 Ba5 27. gxf6
Nxf6 28. Nf7+ Kg7 29. Ne5 Qe3+ 30. Kb1 Ne4 31. Ka2 Qxd4 32. Nh5+ Kg8 33. Raf1
Be6 34. Nf6+ Kg7 35. Nh5+ Kg8 36. Rf3 Bb6 37. Rgf1 Qd2 38. Qd3 Qxh2 39. Nf6+
Kg7 40. Rh3 Qxe5 41. Rh5 Qg3 42. Rf3 Qg1 43. Rf1 Qg2 44. Ka1 Bd4 45. Nxe4 Qxb2#
 0-1

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.13"]
[Round "1"]
[Board "3"]
[White "Rocha, Vitor Firmo De Souza"]
[Black "Pinheiro, Davi Sales"]
[Result "1/2-1/2"]
[ECO "B98"]
[WhiteElo "2240"]
[BlackElo "1933"]
[PlyCount "150"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3
Nbd7 9. Bc4 O-O 10. O-O-O Qc7 11. Bxe6 fxe6 12. Nxe6 Qc6 13. Nxf8 Bxf8 14. Nd5
Nxd5 15. exd5 Qa4 16. Kb1 Nc5 17. Rhe1 Bf5 18. Re2 h6 19. Bh4 Re8 20. b3 Rxe2
21. Qxe2 Qxf4 22. Rf1 Bxc2+ 23. Kb2 Qxh4 24. Kxc2 Be7 25. g3 Qg5 26. b4 Qg6+
27. Kb2 Bf6+ 28. Ka3 Ne4 29. Re1 Nc3 30. Qe8+ Kh7 31. Qxg6+ Kxg6 32. Kb3 Kf7
33. Re6 Nb5 34. Re1 Be5 35. a4 Nd4+ 36. Kc4 b5+ 37. axb5 axb5+ 38. Kd3 g5 39.
g4 Kg6 40. h3 h5 41. Rf1 Nb3 42. Rb1 Nd4 43. Rc1 hxg4 44. hxg4 Nf3 45. Rf1 Nh2
46. Rg1 Nxg4 47. Rxg4 Kf5 48. Rg1 Kf4 49. Rf1+ Kg3 50. Rf5 Bf4 51. Ke4 Bd2 52.
Rf3+ Kg2 53. Rb3 Kf2 54. Kf5 Be3 55. Kg4 Ke2 56. Ra3 Kd2 57. Kf5 Ke2 58. Kg4
Bd2 59. Kf5 Bf4 60. Rc3 Kd2 61. Rc6 Kd3 62. Rc8 Kd4 63. Ke6 Bd2 64. Kxd6 Bxb4+
65. Kc6 Ba3 66. Rg8 b4 67. d6 b3 68. d7 Be7 69. Rg7 Bd8 70. Rg8 Be7 71. Re8 Bf6
72. Rf8 Be7 73. Re8 Bf6 74. Rf8 Be7 75. Re8 Bf6 1/2-1/2

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.13"]
[Round "1"]
[Board "4"]
[White "Nunes, Marcelo Basilio"]
[Black "Alves Campelo, Danilo Cesar De L"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "1950"]
[BlackElo "2068"]
[PlyCount "37"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 e5 4. d3 d5 5. O-O Nf6 6. Nbd2 Bd6 7. e4 d4 8. Nc4
Bc7 9. a4 O-O 10. Ne1 Be6 11. f4 exf4 12. gxf4 Qd7 13. Qf3 Rae8 14. Nd2 Bg4 15.
Qf2 Nh5 16. Nc4 Bh3 17. Qh4 Qg4 18. Qxh3 Qe2 19. Bf3 1-0

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.13"]
[Round "1"]
[Board "5"]
[White "Jordao Barbosa, Marcio"]
[Black "De Oliveira, Lucas Matheus A F D"]
[Result "1/2-1/2"]
[ECO "B98"]
[WhiteElo "2067"]
[BlackElo "1800"]
[PlyCount "64"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Nf6 6. Bg5 e6 7. f4 Be7 8. Qf3
Nc6 9. O-O-O Qc7 10. Nxc6 bxc6 11. Qg3 h6 12. Bh4 Nh5 13. Qg4 Nf6 14. Qe2 d5
15. e5 Ne4 16. Nxe4 Bxh4 17. Nd6+ Kf8 18. Qh5 Bf2 19. Bd3 Be3+ 20. Kb1 Rb8 21.
c3 g6 22. Bxg6 fxg6 23. Qxg6 Qh7 24. f5 Qxg6 25. fxg6 Kg7 26. Rhf1 Kxg6 27.
Rf6+ Kh5 28. Rd3 Bg5 29. Rh3+ Kg4 30. Rg3+ Kh5 31. Rh3+ Kg4 32. Rg3+ Kh5
 1/2-1/2

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.14"]
[Round "2"]
[Board "1"]
[White "Bezerra, Flavio Rodrigo Costa"]
[Black "De Oliveira, Lucas Matheus A F D"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "2096"]
[BlackElo "1800"]
[PlyCount "168"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Be6 6. Nf3 Nc6 7. O-O Be7 8.
d3 Qd7 9. Ng5 Bxg5 10. Bxg5 f6 11. Bd2 O-O-O 12. Ne4 Qe7 13. Rc1 Kb8 14. Nc5
Bc8 15. Qb3 Nd4 16. Qd1 h5 17. Be3 h4 18. Nb3 Nxe3 19. fxe3 Nxb3 20. Qxb3 hxg3
21. hxg3 e4 22. Bxe4 Qe5 23. Kf2 Rh2+ 24. Ke1 Qxg3+ 25. Kd2 Qe5 26. Qc3 Bg4 27.
Bf3 Qxc3+ 28. bxc3 Bxf3 29. Rxf3 Rd6 30. Rb1 Ra6 31. Rb2 Rh1 32. e4 Kc8 33. e5
Ra1 34. exf6 gxf6 35. Ke3 Re6+ 36. Kd4 b6 37. e4 Kd7 38. Ke3 Rc1 39. Kd2 Rg1
40. Rf2 c5 41. Ke3 Rg3+ 42. Rf3 Rg1 43. Rh2 Re1+ 44. Kf4 Rg1 45. d4 Re1 46.
Rh7+ Kd6 47. Re3 Rf1+ 48. Kg3 Re7 49. Rxe7 cxd4 50. cxd4 Kxe7 51. Ra3 a5 52.
Rb3 Ra1 53. Rxb6 Rxa2 54. Kf4 a4 55. e5 fxe5+ 56. Kxe5 a3 57. Rb7+ Kf8 58. Ra7
Re2+ 59. Kd6 a2 60. d5 Rc2 61. Ke6 Re2+ 62. Kd6 Rc2 63. Kd7 Kf7 64. d6 Rd2 65.
Ra3 Kg6 66. Ke7 Re2+ 67. Kd8 Rb2 68. d7 Rc2 69. Ke7 Re2+ 70. Kd6 Rd2+ 71. Kc6
Rc2+ 72. Kb7 Rb2+ 73. Kc7 Rc2+ 74. Kd8 Re2 75. Rg3+ Kf6 76. Rg1 Kf7 77. Rf1+
Kg7 78. Rd1 Rd2 79. Rc1 Rc2 80. Rd1 Rd2 81. Re1 Re2 82. Rxe2 a1=Q 83. Ke8 Qa4
84. Re7+ Kg8 1/2-1/2

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.14"]
[Round "2"]
[Board "2"]
[White "Alves Campelo, Danilo Cesar De L"]
[Black "Jordao Barbosa, Marcio"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "2068"]
[BlackElo "2067"]
[PlyCount "164"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. e5 Nfd7 6. c3 Nc6 7. Bd3 Qb6 8. O-O
Be7 9. dxc5 Qc7 10. Nb3 Ndxe5 11. Nxe5 Qxe5 12. f4 Qc7 13. Be3 Bf6 14. Nd4 a6
15. b4 O-O 16. a4 e5 17. fxe5 Bxe5 18. h3 g6 19. Qf3 Be6 20. Nxc6 bxc6 21. Bd4
f6 22. Qe2 a5 23. b5 Rae8 24. b6 Qg7 25. Rae1 Bxh3 26. Bxe5 Rxe5 27. Qf3 Bc8
28. c4 Qe7 29. Rxe5 Qxe5 30. cxd5 Qd4+ 31. Rf2 Qxc5 32. dxc6 Qxb6 33. Qd5+ Kg7
34. Bc4 Bf5 35. g3 Qc7 36. Kh2 Rd8 37. Qc5 Rd6 38. Bd5 Be6 39. Bg2 Rd3 40. Rf3
Rxf3 41. Bxf3 h5 42. Qb5 Bc8 43. Kg2 Qe5 44. Qb6 Qf5 45. Qa7+ Kh6 46. Qe3+ Qg5
47. Qe7 Qd2+ 48. Be2 Bg4 49. Kf2 Qd4+ 50. Qe3+ Qxe3+ 51. Kxe3 Bc8 52. Kd4 g5
53. Kc5 g4 54. Kb6 f5 55. Kc7 Be6 56. Kd6 Bc8 57. Kc7 Be6 58. Kb6 f4 59. gxf4
h4 60. Bf1 h3 61. c7 g3 62. Bc4 Bc8 63. Ba6 g2 64. Bxc8 g1=Q+ 65. Ka6 h2 66.
Bb7 Qc5 67. c8=Q Qxc8 68. Bxc8 h1=Q 69. Kxa5 Qd5+ 70. Kb6 Qd6+ 71. Kb7 Qxf4 72.
Bd7 Qb4+ 73. Bb5 Qa5 74. Bc6 Kg7 75. Bb5 Kf6 76. Kc6 Ke5 77. Kc5 Qa7+ 78. Kc6
Kd4 79. Kd6 Qc5+ 80. Ke6 Qe5+ 81. Kd7 Kc5 82. Kc8 Qe7 0-1

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.14"]
[Round "2"]
[Board "3"]
[White "Pinheiro, Davi Sales"]
[Black "Nunes, Marcelo Basilio"]
[Result "0-1"]
[ECO "A56"]
[WhiteElo "1933"]
[BlackElo "1950"]
[PlyCount "79"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 c5 2. d5 e5 3. c4 d6 4. Nc3 Nf6 5. Nf3 Be7 6. g3 Nbd7 7. Bg2 a6 8. O-O
O-O 9. Ne1 Rb8 10. a4 b6 11. Nd3 Bb7 12. f4 exf4 13. gxf4 Qc7 14. e4 Rbe8 15.
Be3 Bc8 16. Qf3 Bd8 17. Rae1 Kh8 18. Bf2 g6 19. e5 Nh5 20. Re2 dxe5 21. fxe5
Nxe5 22. Nxe5 Rxe5 23. Rfe1 Rf5 24. Qe4 Nf4 25. Rd2 Nxg2 26. Kxg2 Rf4 27. Qd3
Bf5 28. Qe2 Qd6 29. Bg3 Bc7 30. Rf1 g5 31. Bxf4 gxf4 32. Kh1 Qd7 33. Rg1 Re8
34. Qg2 Bg6 35. Re2 Be5 36. Ne4 Bd4 37. Rf1 Qf5 38. Ng3 Rxe2 39. Nxe2 f3 40.
Rxf3 0-1

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.14"]
[Round "2"]
[Board "4"]
[White "Macedo, Alexandre Soares De"]
[Black "Rocha, Vitor Firmo De Souza"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1931"]
[BlackElo "2240"]
[PlyCount "147"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. b4 e5 2. a3 d5 3. e3 Nf6 4. Bb2 Bd6 5. c4 c6 6. c5 Bc7 7. d3 O-O 8. Nd2 Bf5
9. Qc2 Nbd7 10. e4 Bg6 11. Ngf3 Qe7 12. Be2 Rad8 13. O-O Nh5 14. g3 Rfe8 15.
Rfe1 d4 16. Nh4 Nf4 17. Bf1 Qf6 18. Ndf3 Ne6 19. Nxg6 fxg6 20. Bg2 Rf8 21. Bc1
Rf7 22. Bh3 Ndf8 23. Bg2 g5 24. h3 h6 25. Ra2 Ng6 26. Qe2 Ne7 27. Rf1 Rdf8 28.
Nh2 b6 29. cxb6 axb6 30. Bf3 g6 31. a4 h5 32. Qe1 Bd6 33. Bd1 Kh8 34. Bb3 Rh7
35. f3 Nc7 36. Raf2 b5 37. a5 Na6 38. Bd2 Nc8 39. f4 exf4 40. gxf4 Qe7 41. fxg5
Rxf2 42. Qxf2 Nxb4 43. Qxd4+ Rg7 44. Qf6 Nxd3 45. Bc3 Bc5+ 46. Bd4 Bxd4+ 47.
Qxd4 Qxg5+ 48. Kh1 Nf4 49. Qd2 Nxh3 50. Qxg5 Nxg5 51. Rf8+ Kh7 52. Rxc8 Ra7 53.
e5 Rxa5 54. Rxc6 Ra1+ 55. Kg2 Re1 56. Rc5 b4 57. Rb5 Re3 58. Bc4 Kh6 59. Kf2
Re4 60. Bb3 h4 61. Bc2 Nh3+ 62. Kg2 Nf4+ 63. Kf3 Rc4 64. Ng4+ Kg7 65. Rb7+ Kf8
66. Be4 Ne6 67. Nf6 Ng5+ 68. Ke3 Nxe4 69. Nxe4 Rc1 70. Nf6 h3 71. Kd2 h2 72. e6
Rd1+ 73. Kc2 Re1 74. Rf7# 1-0

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.14"]
[Round "2"]
[Board "5"]
[White "Da Silva Tomaz, Luiz Antonio"]
[Black "Silva Junior, Marcelo Valeriano"]
[Result "0-1"]
[ECO "D06"]
[WhiteElo "2100"]
[BlackElo "1935"]
[PlyCount "52"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 d5 3. cxd5 Qxd5 4. Nc3 Qd8 5. Nf3 Bf5 6. Qb3 Qc8 7. Bf4 c6 8.
Rc1 e6 9. Nb5 Na6 10. Nd6+ Bxd6 11. Bxd6 Qd7 12. Ba3 O-O-O 13. e3 Nc7 14. Ne5
Qe8 15. Bc5 a6 16. Nc4 Ncd5 17. Nd6+ Rxd6 18. Bxd6 Qd8 19. Bb4 Ne4 20. Be2 Qh4
21. O-O Qg5 22. Bf3 h5 23. Bxe4 Bxe4 24. f3 Nxe3 25. Rf2 Nxg2 26. Bd2 Ne3+ 0-1

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.14"]
[Round "3"]
[Board "1"]
[White "Silva Junior, Marcelo Valeriano"]
[Black "Bezerra, Flavio Rodrigo Costa"]
[Result "0-1"]
[ECO "B94"]
[WhiteElo "1935"]
[BlackElo "2096"]
[PlyCount "88"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 a6 6. Bg5 Nbd7 7. Bd3 Qc7 8.
O-O g6 9. Qd2 h6 10. Bh4 Bg7 11. f4 O-O 12. Kh1 b5 13. Rf3 Bb7 14. f5 Ne5 15.
Rff1 b4 16. Nce2 Nxe4 17. Qxb4 Rab8 18. Qe1 g5 19. Bg3 Ng4 20. h3 Ngf6 21. Rc1
Qb6 22. b3 Nxg3+ 23. Qxg3 Nh5 24. Qg4 Nf6 25. Qg3 Ne4 26. Bxe4 Bxe4 27. c3 Rbc8
28. h4 Bf6 29. Qe3 Qb7 30. Rf2 Kg7 31. Ng3 Bd5 32. Nh5+ Kh7 33. Nxf6+ exf6 34.
hxg5 hxg5 35. c4 Rfe8 36. Qg3 Qb6 37. Nf3 Bxf3 38. Qxf3 Kg7 39. g4 Re3 40. Qd1
Rh8+ 41. Rh2 Reh3 42. Rxh3 Rxh3+ 43. Kg2 Qe3 44. Qe1 Qf3+ 0-1

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.14"]
[Round "3"]
[Board "2"]
[White "Rocha, Vitor Firmo De Souza"]
[Black "Da Silva Tomaz, Luiz Antonio"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2240"]
[BlackElo "2100"]
[PlyCount "108"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Be7 5. c3 d3 6. Qb3 Na5 7. Bxf7+ Kf8 8.
Qa4 Kxf7 9. Qxa5 d6 10. Qd5+ Kf8 11. Qxd3 Qe8 12. O-O Qg6 13. Bf4 Bd7 14. Nbd2
Re8 15. Nd4 Nf6 16. Nf5 Nxe4 17. Nxe7 Rxe7 18. Nxe4 Qxe4 19. Qd2 Bc6 20. f3 Qd5
21. Rfe1 Qxd2 22. Bxd2 Rxe1+ 23. Rxe1 Kf7 24. Kf2 Re8 25. Rxe8 Bxe8 26. Ke3 Ke6
27. c4 g5 28. b4 c5 29. bxc5 dxc5 30. Ke2 h6 31. h4 Kf6 32. hxg5+ hxg5 33. Be3
b6 34. Kd3 Bc6 35. Bf2 g4 36. Ke3 gxf3 37. gxf3 Ke6 38. Kf4 Be8 39. Bg3 Bf7 40.
Ke4 Kd7 41. Kd3 a6 42. a4 Kc6 43. f4 Bg6+ 44. Kc3 b5 45. cxb5+ axb5 46. axb5+
Kxb5 47. Bf2 Bf5 48. Be3 Bg6 49. Bc1 Bh7 50. Kd2 Kc4 51. Ba3 Kd4 52. Bxc5+ Kxc5
53. Ke3 Kd5 54. f5 Bxf5 1/2-1/2

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.14"]
[Round "3"]
[Board "3"]
[White "Nunes, Marcelo Basilio"]
[Black "Macedo, Alexandre Soares De"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1950"]
[BlackElo "1931"]
[PlyCount "119"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 Be7 6. e4 d6 7. a4 b4 8. b3 Nbd7
9. Bb2 O-O 10. Nbd2 c5 11. c4 Ng4 12. h3 Bf6 13. Qc2 Nge5 14. d4 cxd4 15. Nxd4
Nc5 16. Rad1 a6 17. Ba1 Qb6 18. Kh2 Rfd8 19. Rfe1 Rac8 20. Re3 Ned7 21. Rde1 g6
22. N4f3 e5 23. Qb1 Ne6 24. h4 Bg7 25. Bh3 Ndc5 26. Nf1 Rc7 27. N3d2 Re7 28.
R3e2 Nd4 29. Bxd4 exd4 30. f4 Rde8 31. Bg4 d3 32. Re3 h5 33. Bf3 Bd4 34. Rxd3
Nxd3 35. Qxd3 Bg1+ 36. Kh1 f5 37. e5 Bc5 38. Bd5+ Kh7 39. Nf3 dxe5 40. fxe5 Rd8
41. N1d2 Kg7 42. Ng5 Bd4 43. Ndf3 Bf2 44. Re2 Bxg3 45. e6 Qc5 46. Nd4 Bxd5+ 47.
cxd5 Qxd5+ 48. Ngf3 Kf6 49. Qe3 Bxh4 50. Qh6 Qb7 51. Kh2 Qc7+ 52. Kh1 Qg3 53.
Rg2 Qh3+ 54. Kg1 Rc7 55. Rxg6+ Ke7 56. Qg7+ Ke8 57. Qg8+ Ke7 58. Qf7+ Kd6 59.
e7+ Kc5 60. Qc4# 1-0

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.14"]
[Round "3"]
[Board "4"]
[White "Jordao Barbosa, Marcio"]
[Black "Pinheiro, Davi Sales"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "2067"]
[BlackElo "1933"]
[PlyCount "94"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. d4 cxd4 3. c3 Qa5 4. Nf3 e5 5. Bc4 dxc3 6. Nxc3 Bb4 7. Qb3 Bxc3+ 8.
bxc3 Nf6 9. Bxf7+ Kd8 10. O-O Kc7 11. Ba3 d6 12. Rfd1 Rd8 13. Rab1 Na6 14. Be6
b6 15. Bxc8 Raxc8 16. Qf7+ Rd7 17. Bxd6+ Kb7 18. Qe6 Re8 19. Qb3 Nxe4 20. Bb4
Qb5 21. Rxd7+ Qxd7 22. Rd1 Qe6 23. Re1 Qxb3 24. axb3 Nec5 25. Bxc5 Nxc5 26. b4
Nd3 27. Re3 Rd8 28. g3 a5 29. Nxe5 Nxe5 30. Rxe5 a4 31. b5 Rc8 32. Re7+ Rc7 33.
Re4 a3 34. Ra4 Rxc3 35. Kg2 h5 36. h4 g6 37. Ra6 Rb3 38. Kh3 Rxb5 39. Rxa3 Rc5
40. f3 b5 41. g4 hxg4+ 42. fxg4 b4 43. Ra1 b3 44. Kg3 Kc6 45. Rb1 Rb5 46. h5
gxh5 47. gxh5 Rxh5 1/2-1/2

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.14"]
[Round "3"]
[Board "5"]
[White "De Oliveira, Lucas Matheus A F D"]
[Black "Alves Campelo, Danilo Cesar De L"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "1800"]
[BlackElo "2068"]
[PlyCount "70"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 dxc4 5. Bxc4 Bd6 6. Nf3 Nf6 7. O-O O-O 8.
h3 Nc6 9. Nc3 h6 10. a3 Bf5 11. b4 a6 12. Re1 b5 13. Ba2 Re8 14. Rxe8+ Qxe8 15.
Nd5 Nxd5 16. Bxd5 Be4 17. Bxe4 Qxe4 18. Be3 Rd8 19. Qb3 Bf4 20. Nd2 Nxd4 21.
Qxf7+ Kxf7 22. Nxe4 Nc2 23. Rf1 Bxe3 24. fxe3+ Ke7 25. Nc5 Rd6 26. e4 Nxa3 27.
e5 Rc6 28. Rd1 a5 29. Rd7+ Ke8 30. Rxg7 axb4 31. Nd3 b3 32. Rg3 Rc3 33. Rg8+
Kf7 34. Rd8 Rxd3 35. Rxd3 b2 0-1

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.15"]
[Round "4"]
[Board "1"]
[White "Bezerra, Flavio Rodrigo Costa"]
[Black "Alves Campelo, Danilo Cesar De L"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2096"]
[BlackElo "2068"]
[PlyCount "51"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 c5 3. c3 e6 4. Bf4 Nc6 5. e3 Be7 6. h3 O-O 7. Nbd2 b6 8. Be2
Bb7 9. O-O Nd5 10. Bh2 f5 11. Nc4 d6 12. dxc5 dxc5 13. Nce5 Bd6 14. Bc4 Nxe5
15. Bxe5 Bxe5 16. Nxe5 Qc7 17. f4 b5 18. Bxb5 Nxe3 19. Qd7 Qxd7 20. Nxd7 Nxf1
21. Nxf8 Kxf8 22. Rxf1 Rd8 23. Rf2 Rd1+ 24. Rf1 Rd2 25. Rf2 Rd1+ 26. Rf1
 1/2-1/2

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.15"]
[Round "4"]
[Board "3"]
[White "Macedo, Alexandre Soares De"]
[Black "Jordao Barbosa, Marcio"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1931"]
[BlackElo "2067"]
[PlyCount "31"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. b4 f5 2. Bb2 Nf6 3. e3 e6 4. a3 a5 5. b5 Be7 6. Nf3 O-O 7. Be2 b6 8. O-O Bb7
9. d3 Qe8 10. Nbd2 d6 11. Re1 Qxb5 12. Rb1 Qc6 13. Bf1 Qd7 14. d4 Ne4 15. c4
Qe8 16. Kh1 0-1

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.15"]
[Round "4"]
[Board "4"]
[White "Da Silva Tomaz, Luiz Antonio"]
[Black "Nunes, Marcelo Basilio"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2100"]
[BlackElo "1950"]
[PlyCount "32"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 Be7 6. Qc2 d5 7. cxd5 exd5 8. Bg5
O-O 9. e3 Nbd7 10. Bd3 Ne4 11. Bf4 Ndf6 12. Rd1 Nxc3 13. Qxc3 Ne8 14. Qc2 h6
15. h4 Bd6 16. Ne5 c5 1/2-1/2

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.15"]
[Round "4"]
[Board "5"]
[White "Silva Junior, Marcelo Valeriano"]
[Black "Rocha, Vitor Firmo De Souza"]
[Result "0-1"]
[ECO "B18"]
[WhiteElo "1935"]
[BlackElo "2240"]
[PlyCount "60"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. Bd3 Ngf6 8.
O-O e6 9. Bg5 Be7 10. Re1 O-O 11. Bxg6 hxg6 12. Qd3 Re8 13. Rad1 Qb6 14. b3 a5
15. Ne4 a4 16. Ne5 Nxe5 17. dxe5 Nxe4 18. Be3 Nc5 19. Qc4 Qb5 20. Qg4 axb3 21.
axb3 Red8 22. h4 Nd7 23. f4 Bc5 24. Kh1 Nf8 25. Rxd8 Rxd8 26. h5 gxh5 27. Qxh5
Bxe3 28. Rxe3 Qf1+ 29. Kh2 Qxf4+ 30. Rg3 Ng6 0-1

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.15"]
[Round "5"]
[Board "1"]
[White "Rocha, Vitor Firmo De Souza"]
[Black "Bezerra, Flavio Rodrigo Costa"]
[Result "1-0"]
[ECO "C66"]
[WhiteElo "2240"]
[BlackElo "2096"]
[PlyCount "18"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. Re1 Bd7 6. d4 Nxd4 7. Nxd4 Bxb5 8.
Nxb5 Be7 9. c4 O-O 1-0

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.15"]
[Round "5"]
[Board "2"]
[White "Nunes, Marcelo Basilio"]
[Black "Silva Junior, Marcelo Valeriano"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1950"]
[BlackElo "1935"]
[PlyCount "156"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 Nc6 3. Bg2 e5 4. d3 Nf6 5. O-O h6 6. Nbd2 e4 7. Ne1 Bf5 8. e3
Bc5 9. d4 Bd6 10. c4 dxc4 11. Nxc4 O-O 12. f4 Qd7 13. Nc2 Bg4 14. Qe1 Qe6 15.
Ne5 Bh3 16. Nxc6 Bxg2 17. Kxg2 bxc6 18. Bd2 Qc4 19. Bc3 Nd5 20. Rf2 Rab8 21.
Qf1 Qd3 22. Qe1 Nxc3 23. Qxc3 Qxc3 24. bxc3 Rb2 25. c4 c5 26. d5 Rfb8 27. a4
Be7 28. a5 R8b3 29. Ra4 Bf6 30. a6 Rc3 31. Na3 Rb4 32. Ra5 c6 33. dxc6 Bd8 34.
Nb5 Bxa5 35. Nxc3 Rb8 36. Nd5 Kf8 37. c7 Rc8 38. Rb2 Bxc7 39. Nxc7 Rxc7 40. Rb7
Re7 41. f5 Ke8 42. g4 Kd8 43. Rxe7 Kxe7 44. Kg3 Kd6 45. Kf4 Kc6 46. Kxe4 Kb6
47. Kd5 Kxa6 48. Kxc5 Kb7 49. h4 f6 50. e4 Kc7 51. Kb5 Kb7 52. e5 fxe5 53. g5
e4 54. f6 gxf6 55. gxh6 e3 56. h7 e2 57. h8=Q e1=Q 58. Qg7+ Kc8 59. Qxf6 a5 60.
Qc6+ Kd8 61. Qb6+ Kd7 62. Qxa5 Qxh4 63. Qa7+ Kd8 64. Qa8+ Kc7 65. Qc6+ Kb8 66.
c5 Qe1 67. Qb6+ Ka8 68. Qd8+ Ka7 69. Qc7+ Ka8 70. Qc8+ Ka7 71. Qa6+ Kb8 72.
Qb6+ Kc8 73. Qc6+ Kb8 74. Qd6+ Kc8 75. Qf8+ Kc7 76. Qd6+ Kc8 77. Kb6 Qb4+ 78.
Ka7 Qb7# 0-1

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.15"]
[Round "5"]
[Board "3"]
[White "Jordao Barbosa, Marcio"]
[Black "Da Silva Tomaz, Luiz Antonio"]
[Result "1-0"]
[ECO "C32"]
[WhiteElo "2067"]
[BlackElo "2100"]
[PlyCount "127"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. exd5 e4 5. Bb5+ c6 6. dxc6 bxc6 7. Bc4 Bc5 8.
d4 Qxd4 9. Qxd4 Bxd4 10. Nge2 Bb6 11. Na4 Ba5+ 12. c3 O-O 13. Nd4 Rd8 14. O-O
Bd7 15. f5 Bc7 16. Bg5 Re8 17. Rae1 Bd6 18. Nb3 Nd5 19. Nac5 Bxc5+ 20. Nxc5 Nb6
21. Bb3 Re5 22. Nxe4 h6 23. Bf4 Rxf5 24. g4 Ra5 25. Bxb8 Rxb8 26. Rxf7 Kh8 27.
Nf6 gxf6 28. Ree7 Rd5 29. Rxf6 h5 30. Rh6+ Kg8 31. Bxd5+ cxd5 32. Rxh5 Bxg4 33.
Rg5+ Kf8 34. Rxa7 Be6 35. Rg6 Bd7 36. Rxb6 Rxb6 37. Rxd7 Rxb2 38. Rxd5 Rxa2 39.
Rf5+ Kg7 40. Rf2 Ra1+ 41. Kg2 Rc1 42. Rf3 Kg6 43. Kg3 Kh5 44. Kf4 Re1 45. Re3
Rf1+ 46. Ke4 Rf8 47. c4 Re8+ 48. Kd4 Rd8+ 49. Kc3 Kg4 50. c5 Kf4 51. Re1 Rh8
52. Kc4 Rxh2 53. c6 Kf5 54. Kc5 Kf6 55. c7 Rc2+ 56. Kd6 Rd2+ 57. Kc6 Rc2+ 58.
Kd7 Rd2+ 59. Kc8 Rb2 60. Re4 Kf7 61. Kd7 Rd2+ 62. Kc6 Rc2+ 63. Kb6 Kf8 64. Re5
 1-0

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.15"]
[Round "5"]
[Board "4"]
[White "De Oliveira, Lucas Matheus A F D"]
[Black "Macedo, Alexandre Soares De"]
[Result "0-1"]
[ECO "B14"]
[WhiteElo "1800"]
[BlackElo "1931"]
[PlyCount "166"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. Qb3 e6 8. c5
Nc6 9. Nb5 Ne4 10. Qa4 a6 11. Bf4 O-O 12. Nd6 e5 13. Nxc8 Rxc8 14. Nxe5 Nxc5
15. dxc5 Nxe5 16. Be2 Rxc5 17. O-O Qc8 18. Rac1 Rxc1 19. Rxc1 Qf5 20. Be3 Nc6
21. Qb3 Na5 22. Qb6 Nc4 23. Bxc4 dxc4 24. Qxb7 Rc8 25. h3 Qe6 26. Rd1 h5 27.
Rd7 Re8 28. Rd1 Be5 29. Qb4 Rb8 30. Qd2 Bxb2 31. Ba7 c3 32. Qc2 Re8 33. Rf1 Qc4
34. Be3 Qxa2 35. Bc1 Qa3 36. Bh6 Kh7 37. Be3 Qb4 38. Rd1 Qb5 39. Rd4 Rc8 40. g4
Ba3 41. Qa2 Qb7 42. Qxa3 Qf3 43. Rf4 Qd1+ 44. Kh2 Qd5 45. Qe7 Kg8 46. Rd4 Qf3
47. Rd8+ Rxd8 48. Qxd8+ Kh7 49. Bd4 f6 50. Qe7+ Kg8 51. Qxf6 Qxf6 52. Bxf6 c2
53. Bb2 hxg4 54. hxg4 Kf7 55. Kg3 Ke6 56. Kf4 Kd5 57. Kg5 a5 58. Kxg6 a4 59.
Kf6 Kc4 60. g5 Kb3 61. Bc1 a3 62. Bxa3 Kxa3 63. g6 c1=Q 64. g7 Qf4+ 65. Ke7
Qe5+ 66. Kf7 Qf5+ 67. Ke7 Qg6 68. Kf8 Qf6+ 69. Kg8 Kb4 70. Kh7 Qf7 71. Kh8 Qh5+
72. Kg8 Kc5 73. Kf8 Qf5+ 74. Ke8 Qg6+ 75. Kf8 Qf6+ 76. Kg8 Kd6 77. Kh7 Qf7 78.
f4 Ke7 79. Kh8 Qh5+ 80. Kg8 Kf6 81. f5 Qh6 82. Kf8 Qxg7+ 83. Ke8 Qe7# 0-1

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.20"]
[Round "6"]
[Board "2"]
[White "Macedo, Alexandre Soares De"]
[Black "Alves Campelo, Danilo Cesar De L"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1931"]
[BlackElo "2068"]
[PlyCount "89"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. b4 d5 2. Bb2 c6 3. e3 Qb6 4. a3 a5 5. Bd4 Qc7 6. Nf3 Nd7 7. bxa5 Rxa5 8. Be2
e5 9. Bc3 Ra8 10. d3 Ngf6 11. Nfd2 Qb6 12. O-O Bd6 13. e4 O-O 14. Kh1 Qc7 15.
f3 b5 16. Bb2 Nc5 17. c3 Na4 18. Qc2 Be6 19. Rd1 Ra7 20. Bc1 Rfa8 21. Nf1 Nc5
22. Be3 d4 23. cxd4 exd4 24. Bxd4 Bb3 25. Qc3 Bxd1 26. Bxd1 b4 27. Qd2 Nfd7 28.
Be3 Rb7 29. d4 Ne6 30. e5 Be7 31. f4 bxa3 32. f5 Bb4 33. Qa2 Nd8 34. e6 Nf6 35.
Bb3 Qd6 36. Nbd2 Bxd2 37. Nxd2 Nd5 38. Ne4 Qc7 39. Bxd5 cxd5 40. Nc5 Rb2 41.
Qxd5 Qc6 42. exf7+ Kf8 43. Ne6+ Qxe6 44. fxe6 Rab8 45. Qd6# 1-0

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.20"]
[Round "6"]
[Board "3"]
[White "Da Silva Tomaz, Luiz Antonio"]
[Black "De Oliveira, Lucas Matheus A F D"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "2100"]
[BlackElo "1800"]
[PlyCount "110"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Nbd7 6. Bd3 Bd6 7. O-O dxc4 8.
Bxc4 b5 9. Bd3 O-O 10. Qc2 Bb7 11. Ne4 Nxe4 12. Bxe4 Nf6 13. Bd3 Re8 14. e4 e5
15. dxe5 Bxe5 16. Nxe5 Rxe5 17. Bf4 Re8 18. Rad1 Qe7 19. Rfe1 h6 20. Be3 Ng4
21. Bc5 Qe5 22. g3 Qh5 23. f4 Nxh2 24. Kg2 Bc8 25. f5 Ng4 26. Rh1 Qg5 27. Rde1
Bb7 28. b4 Rad8 29. Bxa7 Ne5 30. Be3 Qf6 31. Be2 Rd7 32. Bc5 Red8 33. Rd1 Qg5
34. Rxd7 Nxd7 35. Rh5 Qf6 36. Be3 Ne5 37. g4 Nc4 38. Bxc4 bxc4 39. g5 Qe5 40.
Qxc4 c5 41. Rh4 Re8 42. Bxc5 Qxf5 43. Kg3 Bxe4 44. Rf4 Qxg5+ 45. Rg4 Qe5+ 46.
Rf4 Bd5 47. Qd4 Qe1+ 48. Qf2 Qc3+ 49. Rf3 Qxf3+ 50. Qxf3 Bxf3 51. Kxf3 Ra8 52.
b5 Rxa2 53. b6 Rb2 54. Ke4 h5 55. Kd5 h4 0-1

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.20"]
[Round "6"]
[Board "4"]
[White "Silva Junior, Marcelo Valeriano"]
[Black "Jordao Barbosa, Marcio"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "1935"]
[BlackElo "2067"]
[PlyCount "60"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 d5 2. c4 dxc4 3. Nc3 e5 4. Nf3 exd4 5. Nxd4 c5 6. Ndb5 a6 7. Qxd8+ Kxd8
8. Na3 Be6 9. Bf4 Nf6 10. O-O-O+ Nbd7 11. f3 b5 12. Nc2 Kc8 13. e4 Be7 14. Ne3
Nb6 15. g4 Rd8 16. Bg2 Kb7 17. Bg5 Rxd1+ 18. Rxd1 Nxg4 19. fxg4 Bxg5 20. e5+
Kc7 21. Bxa8 Bxe3+ 22. Kc2 Nxa8 23. h3 Nb6 24. Re1 Bd4 25. Ne4 Nd5 26. Ng5 h6
27. Nxe6+ fxe6 28. a4 Nb4+ 29. Kd2 Bxb2 30. axb5 c3+ 0-1

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.21"]
[Round "7"]
[Board "1"]
[White "Nunes, Marcelo Basilio"]
[Black "Bezerra, Flavio Rodrigo Costa"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1950"]
[BlackElo "2096"]
[PlyCount "80"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. O-O Bg7 5. e4 d6 6. c3 Bg4 7. h3 Bxf3 8. Qxf3
e6 9. d3 Nge7 10. Be3 O-O 11. Qe2 Rb8 12. a4 a6 13. Nd2 b5 14. axb5 axb5 15.
Nf3 b4 16. d4 bxc3 17. bxc3 cxd4 18. cxd4 Rb4 19. Rfd1 Qb8 20. h4 Rb2 21. Qe1
d5 22. e5 Qb6 23. Bc1 Rb3 24. Ba3 Nb4 25. Qf1 Ra8 26. Bxb4 Rxa1 27. Rxa1 Rxb4
28. Ra8+ Bf8 29. Qd3 Nc6 30. Qe3 Nxd4 31. Rxf8+ Kxf8 32. Qh6+ Ke8 33. Ng5 Ne2+
34. Kf1 Nxg3+ 35. fxg3 Rb1+ 36. Ke2 Rb2+ 37. Kd3 Qb3+ 38. Kd4 Rd2+ 39. Kc5 Rc2+
40. Kd6 Qb6# 0-1

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.21"]
[Round "7"]
[Board "2"]
[White "Jordao Barbosa, Marcio"]
[Black "Rocha, Vitor Firmo De Souza"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2067"]
[BlackElo "2240"]
[PlyCount "63"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. d3 Nf6 7. Nc3 c6 8.
Bg5 Qxe2+ 9. Bxe2 Be7 10. O-O-O Na6 11. Ne4 Nxe4 12. dxe4 Nc7 13. Bf4 Ne6 14.
Bxd6 Bxd6 15. Rxd6 Nf4 16. Bc4 Ke7 17. Rd2 Bg4 18. Ne5 Be6 19. g3 Nh5 20. Rhd1
Nf6 21. f3 Bxc4 22. Nxc4 h5 23. Ne3 g6 24. e5 Ne8 25. Rd7+ Ke6 26. Rxb7 Kxe5
27. Rxf7 Nd6 28. Rd7 Nf5 29. Nc4+ Kf6 30. g4 hxg4 31. fxg4 Ne7 32. Rf1+ 1-0

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.21"]
[Round "7"]
[Board "3"]
[White "De Oliveira, Lucas Matheus A F D"]
[Black "Silva Junior, Marcelo Valeriano"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1800"]
[BlackElo "1935"]
[PlyCount "45"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. c3 Nf6 5. d3 d6 6. O-O Bg4 7. Nbd2 Qd7 8. a4
O-O 9. h3 Bh5 10. Re1 Kh8 11. Nf1 Rad8 12. Ng3 Bxf3 13. Qxf3 Na5 14. Ba2 Qxa4
15. Nf5 Qe8 16. Qg3 g6 17. Bh6 Rg8 18. Nxe7 Qxe7 19. Bg5 Kg7 20. Qh4 b6 21. Re3
d5 22. exd5 Rde8 23. Rf3 1-0

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.21"]
[Round "7"]
[Board "4"]
[White "Alves Campelo, Danilo Cesar De L"]
[Black "Da Silva Tomaz, Luiz Antonio"]
[Result "1/2-1/2"]
[ECO "A39"]
[WhiteElo "2068"]
[BlackElo "2100"]
[PlyCount "23"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. c4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. g3 g6 5. d4 cxd4 6. Nxd4 Bg7 7. Bg2 O-O 8.
O-O Nxd4 9. Qxd4 d6 10. Qd3 Nd7 11. b3 Nc5 12. Qd2 1/2-1/2

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.21"]
[Round "8"]
[Board "1"]
[White "Bezerra, Flavio Rodrigo Costa"]
[Black "Macedo, Alexandre Soares De"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2096"]
[BlackElo "1931"]
[PlyCount "101"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. d4 f5 2. Bg5 Nf6 3. Bxf6 exf6 4. e3 d5 5. c4 c6 6. Nc3 Bb4 7. Qb3 Bxc3+ 8.
bxc3 O-O 9. Nh3 b6 10. cxd5 cxd5 11. Nf4 Nc6 12. Qxd5+ Qxd5 13. Nxd5 Rf7 14.
Bc4 Na5 15. Ne7+ Kf8 16. Bxf7 Kxf7 17. Nxc8 Rxc8 18. Ke2 Ke6 19. Kd3 h5 20.
Rab1 Nc4 21. Rb4 Nd6 22. f3 g5 23. c4 Kd7 24. Rc1 Rc6 25. c5 bxc5 26. dxc5 Ke6
27. Rc2 Nf7 28. f4 Nd8 29. Ra4 Rc7 30. Rd4 Nc6 31. Rd6+ Ke7 32. a3 h4 33. fxg5
fxg5 34. Rh6 Ne5+ 35. Kd4 Nf7 36. Rh7 Kf6 37. c6 Kg6 38. Rxf7 Kxf7 39. Ke5 Ke8
40. Kd6 Kd8 41. Rb2 Kc8 42. Rb7 Rxb7 43. cxb7+ Kxb7 44. Ke5 Kb6 45. Kxf5 a5 46.
e4 Kb5 47. e5 Ka4 48. e6 Kxa3 49. e7 a4 50. e8=Q Kb2 51. Qxa4 1-0

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.21"]
[Round "8"]
[Board "3"]
[White "Silva Junior, Marcelo Valeriano"]
[Black "Alves Campelo, Danilo Cesar De L"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1935"]
[BlackElo "2068"]
[PlyCount "48"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 c5 2. e4 d6 3. Bb5+ Nd7 4. O-O Ngf6 5. Re1 a6 6. Bxd7+ Bxd7 7. Nc3 e5 8.
d3 h6 9. h3 Be7 10. Be3 O-O 11. Qd2 Nh7 12. Nd5 f5 13. exf5 Bxf5 14. d4 cxd4
15. Bxd4 Bxh3 16. Bb6 Qd7 17. gxh3 Rxf3 18. Nxe7+ Qxe7 19. Qd5+ Rf7 20. Re3 Nf6
21. Qd2 Qe6 22. c4 d5 23. Bd4 Ne4 24. cxd5 Qg6+ 0-1

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.21"]
[Round "8"]
[Board "4"]
[White "Rocha, Vitor Firmo De Souza"]
[Black "De Oliveira, Lucas Matheus A F D"]
[Result "1-0"]
[ECO "B98"]
[WhiteElo "2240"]
[BlackElo "1800"]
[PlyCount "27"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3
Qb6 9. O-O-O h6 10. Bh4 Nbd7 11. Bc4 e5 12. Nf5 exf4 13. Nxe7 Kxe7 14. Nd5+ 1-0

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.21"]
[Round "8"]
[Board "5"]
[White "Nunes, Marcelo Basilio"]
[Black "Jordao Barbosa, Marcio"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "1950"]
[BlackElo "2067"]
[PlyCount "126"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 f5 2. g3 Nf6 3. Bg2 d5 4. c4 e6 5. cxd5 exd5 6. O-O Bd6 7. b3 O-O 8. Bb2
Qe7 9. Qc2 c6 10. d3 Bd7 11. a3 Na6 12. Re1 Rae8 13. e3 Nc7 14. Nbd2 Qf7 15.
Ng5 Qh5 16. f4 Ng4 17. Nf1 h6 18. Nf3 Qf7 19. h3 Nf6 20. Ne5 Bxe5 21. Bxe5 Rc8
22. Nh2 Qe7 23. b4 Nh5 24. Kf2 Qf7 25. Rac1 Rfe8 26. Qa2 Ne6 27. Bf3 Nf8 28.
Qe2 Nf6 29. Rg1 Ng6 30. Ba1 Re7 31. Rge1 Rce8 32. Qd2 Nf8 33. Bg2 Nh5 34. Nf1
Kh7 35. Bf3 Kg8 36. Re2 Nf6 37. Rce1 Ng6 38. Kg1 Kh8 39. Rg2 Bc8 40. Bd1 b6 41.
Ba4 Bb7 42. Rc1 Rc8 43. Nh2 Qe6 44. Re2 c5 45. bxc5 bxc5 46. Ree1 d4 47. Rb1
Qd5 48. Rxb7 Qxb7 49. exd4 Qa6 50. Rxe7 Nxe7 51. Qd1 Rd8 52. Nf3 cxd4 53. Ne5
Kh7 54. g4 fxg4 55. hxg4 Nfd5 56. Bb3 Nxf4 57. Qf3 Qxa3 58. Qd1 Rb8 59. Bc4 Qd6
60. Nf7 Qf6 61. g5 hxg5 62. Kh2 Qf5 63. Qf1 Rb1 0-1

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.22"]
[Round "9"]
[Board "1"]
[White "Jordao Barbosa, Marcio"]
[Black "Bezerra, Flavio Rodrigo Costa"]
[Result "1/2-1/2"]
[ECO "B91"]
[WhiteElo "2067"]
[BlackElo "2096"]
[PlyCount "82"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. g3 Nf6 6. Bg2 e5 7. Nb3 Be7 8. O-O
O-O 9. Nc3 Nbd7 10. Be3 b5 11. a4 b4 12. Na2 a5 13. c3 Ba6 14. Re1 bxc3 15.
Nxc3 Rb8 16. Bf1 Bxf1 17. Rxf1 Ng4 18. Qxg4 Rxb3 19. Bh6 Bf6 20. Rad1 Nb6 21.
Nd5 Nxd5 22. Rxd5 Rxb2 23. Bd2 Ra2 24. Bxa5 Qc8 25. Qd1 Qc4 26. Rxd6 Qxa4 27.
Bd8 Bxd8 28. Rxd8 Qxd1 29. Rfxd1 f6 30. Rxf8+ Kxf8 31. Rd7 Re2 32. f3 h5 33. h4
Kg8 34. Kf1 Ra2 35. Rb7 Kh7 36. Rd7 Kg6 37. Rd3 Kh6 38. Rd6 Kh7 39. Rb6 Rc2 40.
Kg1 Ra2 41. Kf1 Rc2 1/2-1/2

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.22"]
[Round "9"]
[Board "2"]
[White "De Oliveira, Lucas Matheus A F D"]
[Black "Nunes, Marcelo Basilio"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "1800"]
[BlackElo "1950"]
[PlyCount "67"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Bb4 7. Bd2 Nf6 8.
Qe2 Nc6 9. Nxc6 bxc6 10. O-O e5 11. f4 d6 12. h3 h5 13. Kh1 h4 14. fxe5 Nh5 15.
Be1 dxe5 16. Bc4 f6 17. Rd1 g5 18. Qd3 Be7 19. Ne2 g4 20. Qb3 Rb8 21. Bf7+ Kf8
22. Qc4 gxh3 23. Bg6 hxg2+ 24. Kxg2 h3+ 25. Kh2 Kg7 26. Qf7+ Kh6 27. Bd2+ Nf4
28. Nxf4 exf4 29. Bxf4+ Qxf4+ 30. Rxf4 Rb7 31. Bf5 Bxf5 32. exf5 Kg5 33. Kg3
Rh6 34. Qg7+ 1-0

[Event "Circuito IRT Xadrez Potiguar 2018"]
[Site "Colégio das Neves - Natal/RN"]
[Date "2018.04.22"]
[Round "9"]
[Board "3"]
[White "Alves Campelo, Danilo Cesar De L"]
[Black "Rocha, Vitor Firmo De Souza"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2068"]
[BlackElo "2240"]
[PlyCount "100"]
[EventDate "2018.04.13"]
[EventRounds "9"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c5 4. O-O Nc6 5. d4 e6 6. c4 dxc4 7. dxc5 Qxd1 8.
Rxd1 Bxc5 9. Nbd2 c3 10. bxc3 O-O 11. Nb3 Bb6 12. Ba3 Re8 13. Nfd4 Bd7 14. Nb5
Red8 15. c4 a6 16. Nd6 Rab8 17. Rab1 Ne8 18. Nc5 Bxc5 19. Bxc5 Nxd6 20. Bxd6
Rbc8 21. c5 Be8 22. Rxb7 Na5 23. Rbb1 f6 24. Rd4 Kf7 25. Rdb4 Bb5 26. e3 Nc4
27. a4 Nxd6 28. cxd6 Be8 29. Rd1 a5 30. Rb7+ Rd7 31. Rdb1 Kf8 32. R7b6 Rdd8 33.
Bb7 Rc5 34. Ba6 Bxa4 35. Bb5 Bxb5 36. R1xb5 Rxb5 37. Rxb5 Ra8 38. Rc5 Ke8 39.
Kf1 a4 40. Rc2 a3 41. Ra2 Kd7 42. Ke2 Kxd6 43. Kd3 Kd5 44. e4+ Kc5 45. Kc3 e5
46. h4 h5 47. f3 Ra7 48. g4 g6 49. gxh5 gxh5 50. Kb3 Kd4 0-1