[Event "III Campeonato Tocantinense de Xadrez 2026 U20 - ID CBX do Torneio: 10116/26"]
[Site "Mackenzie – Palmas, TO"]
[Date "2026.03.28"]
[Round "1.1"]
[White "Martins, Willian Alves"]
[Black "Alves, Julia Whanmylla Pereira"]
[Result "1-0"]
[WhiteFideId "44781890"]
[BlackFideId "538016125"]
[ECO "A00"]
[WhiteElo "1730"]
[BlackElo "0"]
[PlyCount "0"]
[EventDate "2026.03.28"]
*1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. d4 Ngf6 6. Nc3 e6 7. O-O Be7 8.Be3 O-O 9. Re1 Rc8 10. b3 Qa5 11. Qd3 cxd4 12. Bxd4 e5 13. b4 Qc7 14. Nb5 Qc4 15. Bxa7 b6 16. a3 Qxc2 17. Qxc2 Rxc2 18. Rad1 Ng4 19. Rd2 Rxd2 20. Nxd2 Rc8 21. f3 Ngf6 22.Nb1 d5 23. exd5 Nxd5 24. Rd1 N7f6
[Event "III Campeonato Tocantinense de Xadrez 2026 U20 - ID CBX do Torneio: 10116/26"]
[Site "Mackenzie – Palmas, TO"]
[Date "2026.03.28"]
[Round "1.2"]
[White "Bibikow, Benjamin Leite"]
[Black "Costa, Yanni Queiroz"]
[Result "0-1"]
[WhiteFideId "538066963"]
[BlackFideId "44781768"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1586"]
[PlyCount "0"]
[EventDate "2026.03.28"]
* 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 Be7 6. O-O O-O 7. Nc3 c5 8. Qc2 a6 9. Rd1 cxd4 10. Nxd4 Qc7 11. Bd3 b5 12. e4 Rd8 13. Nf3 Bb7 14. Bg5 Nc6 15. Qe2 Ne5 16. Bf4 Bd6 17. Nxe5 Bxe5 18. Bg3 Bxg3 19. hxg3 Qe5 20. Bc2 b4 21. Na4 Bc6 22.b3 Bb5 23. Qe3 Ng4 24. Qf4 Qh5
[Event "III Campeonato Tocantinense de Xadrez 2026 U20 - ID CBX do Torneio: 10116/26"]
[Site "Mackenzie – Palmas, TO"]
[Date "2026.03.28"]
[Round "1.3"]
[White "Costa, Elisa Queiroz"]
[Black "Paiva, Alvaro Jose Rocha"]
[Result "1-0"]
[WhiteFideId "44781741"]
[BlackFideId "44781954"]
[ECO "A00"]
[WhiteElo "1481"]
[BlackElo "0"]
[PlyCount "0"]
[EventDate "2026.03.28"]
*1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. c3 O-O 6. O-O d6 7. a4 Bg4 8. b4 Bxb4 9. cxb4 Nxb4 10. Nbd2 Nc6 11. h3 Bxf3 12. Nxf3 Rb8 13. Be3 Ne7 14. Bxa7 Ra8 15. Be3 Rb8 16. Bg5 c6 17. Bxf6 gxf6 18. Rb1 Ng6 19. d4 b5 20. axb5 cxb5 21. Bxb5 Qc7 22. Bd3 Rb7 23. Rxb7 Qxb7 24. Qb1 Rb8 25. Qxb7 Rxb7 26. Rb1 Ra7 27. dxe5 fxe5 28. Bc4 Rc7 29. Bd5 Nf4 30. Rd1 Kg7 31. Kh2 Rc2 32. Rd2 Rxd2 33. Nxd2 Nxd5 34. exd5 h5 35. Nc4 f6 36. Nxd6 Kg6 37. Kg3 f5 38. Nc4 f4+ 39. Kf3 Kf5 40.Nd2 Kf6 41. Ke4 h4 42. Nf3
[Event "III Campeonato Tocantinense de Xadrez 2026 U20 - ID CBX do Torneio: 10116/26"]
[Site "Mackenzie – Palmas, TO"]
[Date "2026.03.28"]
[Round "2.1"]
[White "Costa, Yanni Queiroz"]
[Black "Martins, Willian Alves"]
[Result "0-1"]
[WhiteFideId "44781768"]
[BlackFideId "44781890"]
[ECO "A00"]
[WhiteElo "1586"]
[BlackElo "1730"]
[PlyCount "0"]
[EventDate "2026.03.28"]
*1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. Ng5 Nh6 6. h3 Qf6 7. O-O Be6 8. Bb3 Nd4 9. c3 Nxb3 10. axb3 O-O-O 11. Nxe6 fxe6 12. Be3 Bb6 13. Nd2 d5 14. Bxb6 cxb6 15. Qe2 Kb8 16. exd5 exd5 17. Rfe1 Rde8 18. Qf3 Rhf8 19. Qxf6 Rxf6 20. Re2 Nf7 21. Rae1 h6 22. Nf3 Rfe6 23. Nd2 a6 24. f4 g6 25. c4 dxc4 26. Nxc4 Rd8 27. Rd2 Rd5 28. d4 e4 29. Ne3 Rb5 30. d5 Rf6 31. Rd4 Rxf4 32. d6 Rxb3 33. Nd5 Rf5 34. d7 Rb5 35. Ne7 Rfe5 36. Rf1 Nd8 37. Rf8 Kc7 38. Nxg6 Red5 39. Rc4+ Rbc5 40. Rxe4 Rxd7 41. Ne5 Re7 42. Nd3 Rxe4 43. Nxc5 bxc5
[Event "III Campeonato Tocantinense de Xadrez 2026 U20 - ID CBX do Torneio: 10116/26"]
[Site "Mackenzie – Palmas, TO"]
[Date "2026.03.28"]
[Round "2.2"]
[White "Silveira, Samuel Oliveira Borges"]
[Black "Costa, Elisa Queiroz"]
[Result "1-0"]
[WhiteFideId "44781997"]
[BlackFideId "44781741"]
[ECO "A00"]
[WhiteElo "1770"]
[BlackElo "1481"]
[PlyCount "0"]
[EventDate "2026.03.28"]
*1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. e3 Be7 5. Bd3 O-O 6. Nf3 b6 7. O-O Bb7 8. b3 c6 9. Bb2 d5 10. Rc1 Ne4 11. cxd5 cxd5 12. Ne2 Nd7 13. Nf4 Rf6 14. Qc2 Bd6 15. Rfe1 Qc7 16. Nxd5 exd5 17. Qxc7 Bxc7 18. Rxc7 Bc6 19. Rec1 Nb8 20. Ne5 Be8 21. Rc8
[Event "III Campeonato Tocantinense de Xadrez 2026 U20 - ID CBX do Torneio: 10116/26"]
[Site "Mackenzie – Palmas, TO"]
[Date "2026.03.28"]
[Round "2.3"]
[White "Alves, Julia Whanmylla Pereira"]
[Black "Bibikow, Benjamin Leite"]
[Result "0-1"]
[WhiteFideId "538016125"]
[BlackFideId "538066963"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "0"]
[PlyCount "0"]
[EventDate "2026.03.28"]
*1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Qd3 d5 8. exd5 Nxd5 9. Bd2 Nxc3 10. Qxd8+ Nxd8 11. a3 Bf5 12. axb4 Bxc2 13. Nc5 Ne4 14. Bb5+ Ke7 15. Bc3 Nxc3 16. bxc3 b6 17. Rc1 bxc5 18. Rxc2 cxb4 19. cxb4 Ne6 20. Bd3 Rhc8 21. O-O Rxc2 22. Bxc2 Rb8 23. Ra1 Rb7 24. g3 Nd4 25. Be4 Rc7 26. h4 f5 27. Bd3 e4 28. Bf1 Kd6 29. Bh3 g6 30. Kf1 Rc4 31. Ra6+ Rc6 32. Ra1 a6 33. h5 Kd5 34. Rd1 Rb6 35. Ke1 Rxb4
[Event "III Campeonato Tocantinense de Xadrez 2026 U20 - ID CBX do Torneio: 10116/26"]
[Site "Mackenzie – Palmas, TO"]
[Date "2026.03.28"]
[Round "3.1"]
[White "Martins, Willian Alves"]
[Black "Silveira, Samuel Oliveira Borges"]
[Result "1-0"]
[WhiteFideId "44781890"]
[BlackFideId "44781997"]
[ECO "A00"]
[WhiteElo "1730"]
[BlackElo "1770"]
[PlyCount "0"]
[EventDate "2026.03.28"]
* 1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. Bc4 Nb6 6. Bb3 d6 7. h3 c4 8. Bc2 Qc7 9. Qe2 e6 10. d4 cxd3 11. Bxd3 Nd7 12. Bf4 b6 13. Nbd2 Be7 14. O-O O-O 15. Rfe1 Bb7 16. Nd4 Nc5 17. Bc2 Nd7 18. Rac1 Na5 19. h4 Bxh4 20. Qh5 g6 21. Qxh4
[Event "III Campeonato Tocantinense de Xadrez 2026 U20 - ID CBX do Torneio: 10116/26"]
[Site "Mackenzie – Palmas, TO"]
[Date "2026.03.28"]
[Round "3.2"]
[White "Paiva, Alvaro Jose Rocha"]
[Black "Costa, Yanni Queiroz"]
[Result "0-1"]
[WhiteFideId "44781954"]
[BlackFideId "44781768"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1586"]
[PlyCount "0"]
[EventDate "2026.03.28"]
*1. d4 d5 2. Nc3 Nf6 3. Nf3 e6 4. Bf4 Be7 5. e3 c5 6. Nb5 Na6 7. c3 Bd7 8. Nc7+ Nxc7 9. Bxc7 Qxc7 10. Ne5 Bd6 11. Nd3 O-O 12. Be2 cxd4 13. exd4 Bb5 14. O-O Bxh2+ 15. Kh1 Bxd3 16. Bxd3 Qf4 17. g3 Qh6 18. Kg2 Bxg3 19. fxg3 Ne4 20. Bxe4 dxe4 21. Qe1 Qg6 22. Rh1 f5 23. Kh2 f4 24. gxf4 Rxf4 25. Qd2 Rh4#
[Event "III Campeonato Tocantinense de Xadrez 2026 U20 - ID CBX do Torneio: 10116/26"]
[Site "Mackenzie – Palmas, TO"]
[Date "2026.03.28"]
[Round "3.3"]
[White "Costa, Elisa Queiroz"]
[Black "Bibikow, Benjamin Leite"]
[Result "1/2-1/2"]
[WhiteFideId "44781741"]
[BlackFideId "538066963"]
[ECO "A00"]
[WhiteElo "1481"]
[BlackElo "0"]
[PlyCount "0"]
[EventDate "2026.03.28"]
*1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. e5 Nd5 5. cxd4 Nc6 6. Nf3 d6 7. Bc4 Nb6 8. Bb3 dxe5 9. dxe5 Qxd1+ 10. Bxd1 Bf5 11. O-O O-O-O 12. Be3 Nc4 13. Bc1 N4xe5 14. Nxe5 Nxe5 15. Bb3 e6 16. Bg5 f6 17. Be3 Kb8 18. Bf4 Bd6 19. Bxe5 Bxe5 20. Nc3 Rd2 21. Nd1 Rc8 22. h3 h5 23. Ne3 Bxb2 24. Rad1 Rcd8 25. Rxd2 Rxd2 26. Nc4 Re2 27. Bd1 Re4 28. Nxb2 Rb4 29. Na4 a5 30. Bb3 b5 31. Nc5 Ka7 32. Bxe6 Bxe6 33. Nxe6 Rb2 34. a3 b4 35. axb4 axb4 36. Nc5 Rc2 37. Nd3 b3 38. Rb1 Rc3 39. Nc1 b2 40. Ne2 Rb3 41. Kf1 Ra3 42. Rxb2 Ra1+ 43. Nc1 Rxc1+ 44. Ke2 Rc6 45. Rb5 g6 46. Rd5
[Event "III Campeonato Tocantinense de Xadrez 2026 U20 - ID CBX do Torneio: 10116/26"]
[Site "Mackenzie – Palmas, TO"]
[Date "2026.03.29"]
[Round "4.1"]
[White "Bibikow, Benjamin Leite"]
[Black "Martins, Willian Alves"]
[Result "1-0"]
[WhiteFideId "538066963"]
[BlackFideId "44781890"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1730"]
[PlyCount "0"]
[EventDate "2026.03.28"]
*1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. O-O dxc3 8.Qb3 Qf6 9. e5 Qg6 10. Nxc3 Nge7 11. Ba3 Bxc3 12. Qxc3 O-O 13. Rad1 Re8 14. Rfe1 Nf5 15. Bb3 b6 16. h3 Nfe7 17. Bxe7 Rxe7 18. Nh4 Qh6 19. Nf5 Qg6 20. Qxc6 Qxf5 21. Qxa8 Re8 22. Qf3 Qg6
[Event "III Campeonato Tocantinense de Xadrez 2026 U20 - ID CBX do Torneio: 10116/26"]
[Site "Mackenzie – Palmas, TO"]
[Date "2026.03.29"]
[Round "4.2"]
[White "Costa, Yanni Queiroz"]
[Black "Costa, Elisa Queiroz"]
[Result "0-1"]
[WhiteFideId "44781768"]
[BlackFideId "44781741"]
[ECO "A00"]
[WhiteElo "1586"]
[BlackElo "1481"]
[PlyCount "0"]
[EventDate "2026.03.28"]
*1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 Nc6 5. Nf3 g6 6. O-O Bg7 7. Bg5 Nf6 8. Bc4 O-O 9. Nbd2 b6 10. Qe2 Bb7 11. Nb3 Qc7 12. Bd3 Ne5 13. Nxe5 Qxe5 14. f4 Qc7 15. e5 Nd5 16. c4 f6 17. exf6 exf6 18. cxd5 fxg5 19. Bc4 Kh8 20. fxg5 Rfe8 21. Qd3 Bxb2 22. Rab1 Be5 23. g3 a6 24. Nd2 b5 25. Bb3 Re7 26. Ne4 d6 27. Rbc1 Qb6+ 28. Kh1 a5 29. Bd1 b4 30. Ba4 Ba6 31. Qb3 Bxf1 32. Rxf1 Qd4 33. Nf6 Rf8 34. Qc2 Qc3 35. Qd1 Bxf6 36. gxf6 Rxf6 37. Rg1 Rf2 38. Qg4 Ree2 39. Qh3 Qf3+
[Event "III Campeonato Tocantinense de Xadrez 2026 U20 - ID CBX do Torneio: 10116/26"]
[Site "Mackenzie – Palmas, TO"]
[Date "2026.03.29"]
[Round "4.3"]
[White "Paiva, Alvaro Jose Rocha"]
[Black "Alves, Julia Whanmylla Pereira"]
[Result "0-1"]
[WhiteFideId "44781954"]
[BlackFideId "538016125"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "0"]
[PlyCount "0"]
[EventDate "2026.03.28"]
*1. d4 d5 2. Nc3 Nf6 3. Be3 e6 4. Bg5 Be7 5. Nf3 O-O 6. e3 c5 7. Ne5 Nbd7 8. Qf3 cxd4 9. exd4 a6 10. Qg3 Ne8 11. Bh6 Bf6 12. Bd3 Bh4 13. Qxg7+ Nxg7 14. Bxg7 Kxg7 15. O-O Nxe5 16. dxe5 Qc7 17. Rfe1 f5 18. g3 Be7 19. Re3 Bd7 20. g4 Kf7 21. Rf3 Ke8 22. gxf5 Qxe5 23. Rg3 Qd4 24. Ne2
[Event "III Campeonato Tocantinense de Xadrez 2026 U20 - ID CBX do Torneio: 10116/26"]
[Site "Mackenzie – Palmas, TO"]
[Date "2026.03.29"]
[Round "5.1"]
[White "Martins, Willian Alves"]
[Black "Costa, Elisa Queiroz"]
[Result "1-0"]
[WhiteFideId "44781890"]
[BlackFideId "44781741"]
[ECO "A00"]
[WhiteElo "1730"]
[BlackElo "1481"]
[PlyCount "0"]
[EventDate "2026.03.28"]
*1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Nc6 7. h3 e6 8. Nc3 Nge7 9. Bg5 O-O 10. Bb5 Qb6 11. O-O Nf5 12. Bxc6 Qxc6 13. Qd2 b6 14. Bf6 Ba6 15. Rfe1 Qd7 16. Rac1 Bxf6 17. exf6 Qd8 18. Ne5 Re8 19. g4 Nd6 20. Qg5 b5 21. Nc6 h6 22. Qh4
[Event "III Campeonato Tocantinense de Xadrez 2026 U20 - ID CBX do Torneio: 10116/26"]
[Site "Mackenzie – Palmas, TO"]
[Date "2026.03.29"]
[Round "5.2"]
[White "Alves, Julia Whanmylla Pereira"]
[Black "Silveira, Samuel Oliveira Borges"]
[Result "1/2-1/2"]
[WhiteFideId "538016125"]
[BlackFideId "44781997"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "1770"]
[PlyCount "0"]
[EventDate "2026.03.28"]
*1. c4 c5 2. g3 g6 3. Bg2 Nf6 4. e3 Bg7 5. Ne2 Nc6 6. Nbc3 O-O 7. O-O Qc7 8. a3 a6 9. Qc2 Rb8 10. Rb1 d6 11. b4 Ne5 12. f4 Nxc4 13. Nd5 Nxd5 14. Bxd5 Nb6 15. Bg2 Nd7 16. Bb2 Nf6 17. Rfc1 b6 18. d4 Bb7 19. e4 Nd7 20. Qd3 Rfc8 21. d5 c4 22. Qc2 Bxb2 23. Rxb2 b5 24. Bh3 Qb6+ 25. Kf1 Rd8 26. Nc3 Qe3 27. Re1 Qd3+ 28. Kg1 Nb6 29. Kh1 Qxc2 30. Rxc2 Kf8 31. Kg1 Ra8 32. Ra1 h6 33. Kf2 Kg7 34. Ke3 g5 35. Rg2 Rh8 36. Rag1 Raf8 37. Kd4 Rd8 38. a4 bxa4 39. Nxa4 Nxa4
[Event "III Campeonato Tocantinense de Xadrez 2026 U20 - ID CBX do Torneio: 10116/26"]
[Site "Mackenzie – Palmas, TO"]
[Date "2026.03.29"]
[Round "5.3"]
[White "Bibikow, Benjamin Leite"]
[Black "Paiva, Alvaro Jose Rocha"]
[Result "1-0"]
[WhiteFideId "538066963"]
[BlackFideId "44781954"]
[ECO "A00"]
[WhiteElo "0"]
[BlackElo "0"]
[PlyCount "0"]
[EventDate "2026.03.28"]
*
Chess Games PGN format. Chess Games and notation.
