[Event "Araraquara op 2nd"]
[Site "Araraquara"]
[Date "2024.02.13"]
[Round "7"]
[White "Borensztajn, David"]
[Black "De Oliveira, Enio Augusto"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1561"]
[BlackElo "1800"]
[PlyCount "66"]
[EventDate "2024.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Be7 5. Nbd2 Nbd7 6. 0-0 0-0 7. c3 c5 8. Ne5 Nxe5 9. dxe5 Nd7 10. f4 f6 11. exf6 Bxf6 12. Qh5 g6 13. Bxg6 hxg6 14. Qxg6+ Bg7 15. Qxe6+ Kh8 16. Rf3 Nf6 17. Rh3+ Nh7 18. Qg6 Bxh3 19. gxh3 Qd7 20. Nf3 Bf6 21. Qh5 Rae8 22. Bd2 d4 23. Kf2 dxe3+ 24. Bxe3 Qd3 25. Re1 Rg8 26. Ng5 Qg6 27. Nf7+ Kg7 28. Rg1 Bg5 29. Qxg6+ Kxg6 30. Nxg5 Nxg5 31. Rxg5+ Kf7 32. Rxc5 b6 33. Rc7+ Re7 1/2-1/2

[Event "Araraquara op 2nd"]
[Site "Araraquara"]
[Date "2024.02.12"]
[Round "5"]
[White "Borensztajn, David"]
[Black "Lelis, Lucas Porto"]
[Result "1/2-1/2"]
[ECO "A80"]
[WhiteElo "1561"]
[BlackElo "1810"]
[PlyCount "68"]
[EventDate "2024.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. e3 f5 4. Nbd2 Nd7 5. c4 c6 6. b3 Bd6 7. Bb2 Ngf6 8. Bd3 Ne4 9. Ne5 0-0 10. 0-0 Qe8 11. f3 Nxd2 12. Qxd2 Nxe5 13. dxe5 Bc7 14. f4 h6 15. Rac1 g5 16. Be2 g4 17. cxd5 exd5 18. Qc3 Be6 19. b4 Bb6 20. Qd2 h5 21. Bd4 Qg6 22. a4 Rfc8 23. a5 Bxd4 24. Qxd4 a6 25. Rc3 Qf7 26. Rfc1 h4 27. Rc5 g3 28. h3 Qh7 29. Qd2 Bf7 30. Kf1 Bh5 31. Bxh5 Qxh5 32. Qe2 Qxe2+ 33. Kxe2 Kf7 34. Kd3 Ke6 1/2-1/2

[Event "Araraquara op 2nd"]
[Site "Araraquara"]
[Date "2024.02.12"]
[Round "6"]
[White "Jorge, Denrick Cabral Jose"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "1874"]
[BlackElo "1561"]
[PlyCount "65"]
[EventDate "2024.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h5 7. Be2 Nf6 8. Nh3 Nbd7 9. Nf4 Bh7 10. Nfxh5 e6 11. c3 Nxh5 12. Nxh5 g6 13. Ng3 Qa5 14. 0-0 Bd6 15. Ne4 Be7 16. Bf4 Bxh4 17. Nd6+ Ke7 18. b4 Qb6 19. Ne4 f5 20. Bd6+ Kf7 21. Nc5 Nxc5 22. bxc5 Qd8 23. Qb3 Qd7 24. c4 Be7 25. d5 Bxd6 26. cxd6 exd5 27. cxd5 c5 28. Rae1 b6 29. Bb5 Qxd6 30. Re6 Qf4 31. d6 Kg7 32. Re7+ Kh6 33. Qh3+ 1-0

[Event "Araraquara op 2nd"]
[Site "Araraquara"]
[Date "2024.02.11"]
[Round "3"]
[White "Borensztajn, David"]
[Black "Magnani, Olivia"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1561"]
[BlackElo "1800"]
[PlyCount "61"]
[EventDate "2024.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. Be3 Nf6 5. Be2 0-0 6. Qd2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Nf3 Ng4 10. Bg5 Bf6 11. Bxf6 Nxf6 12. Nxe5 h5 13. Bc4 Be6 14. Bxe6 fxe6 15. Nxg6 Nc6 16. Rd1 Rxd1+ 17. Kxd1 Rd8+ 18. Kc1 Kf7 19. Nf4 e5 20. Nd3 Rd4 21. f3 Nb4 22. Nxb4 Rxb4 23. Rd1 b5 24. a3 Rd4 25. Rxd4 exd4 26. Nxb5 c5 27. Nxa7 c4 28. Nc6 d3 29. cxd3 cxd3 30. Ne5+ Ke6 31. Nxd3 1-0

[Event "Araraquara op 2nd"]
[Site "Araraquara"]
[Date "2024.02.11"]
[Round "4"]
[White "Candido, Gustavo Alexandre"]
[Black "Borensztajn, David"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1800"]
[BlackElo "1561"]
[PlyCount "64"]
[EventDate "2024.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nf3 e6 6. Bg5 Qb6 7. b3 Ne4 8. Nbd2 Nxg5 9. Nxg5 Qxd4 10. cxd5 Qxd5 11. Rc1 Nc6 12. Ndf3 Qa5+ 13. Qd2 Bb4 14. Rd1 Bxd2+ 15. Nxd2 Qxg5 16. a4 Qe5+ 17. Be2 Nd4 18. 0-0 Nxe2+ 19. Kh1 Qf6 20. Ne4 Qg6 21. Nd6+ Ke7 22. f4 Rd8 23. f5 exf5 24. Rfe1 Rxd6 25. Rxe2+ Be6 26. Rc1 Rad8 27. Ree1 Rd2 28. g3 Kf6 29. Rf1 Bd5+ 30. Kg1 Rg2+ 31. Kh1 Rxg3+ 32. Rf3 Bxf3# 0-1

[Event "Araraquara op 2nd"]
[Site "Araraquara"]
[Date "2024.02.10"]
[Round "1"]
[White "Borensztajn, David"]
[Black "Perez Gormaz, Matias Ariel"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1561"]
[BlackElo "2388"]
[PlyCount "56"]
[EventDate "2024.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. Nbd2 d5 6. 0-0 Bd6 7. Ne5 0-0 8. f4 Ne4 9. Qf3 f5 10. Qh3 Rf6 11. Qh5 c5 12. Bxe4 fxe4 13. c3 Nc6 14. g4 Qc7 15. g5 Rf5 16. Rf2 cxd4 17. cxd4 Nb4 18. Nf1 Bxe5 19. dxe5 Nd3 20. Ng3 Nxc1 21. Nxf5 exf5 22. g6 hxg6 23. Qxg6 Nd3 24. Rg2 d4 25. Qxf5 dxe3 26. Rc2 Qe7 27. Rd1 Rf8 28. Qg4 Rxf4 0-1

[Event "Araraquara op 2nd"]
[Site "Araraquara"]
[Date "2024.02.10"]
[Round "2"]
[White "Suzuki, Edgard Nascimento S"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "1800"]
[BlackElo "1561"]
[PlyCount "41"]
[EventDate "2024.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 e6 7. Bd3 Nd7 8. c3 Ngf6 9. 0-0 Bd6 10. Qe2 Bxd3 11. Qxd3 Qc7 12. Re1 0-0-0 13. a4 h5 14. a5 h4 15. Nf1 e5 16. dxe5 Nxe5 17. Nxe5 Kb8 18. Qf5 Rh5 19. Bg5 Bxe5 20. Qxe5 Qxe5 21. Rxe5 1-0

[Event "Pindamonhangaba Rezende Memorial"]
[Site "Pindamonhangaba"]
[Date "2023.08.04"]
[Round "1"]
[White "Borensztajn, David"]
[Black "Marra, Eduardo da Costa"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "1561"]
[BlackElo "2191"]
[PlyCount "84"]
[EventDate "2023.08.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. e3 c5 3. c3 b6 4. Bd3 Bb7 5. Nf3 g6 6. Nbd2 Bg7 7. 0-0 0-0 8. Qe2 Nc6 9. e4 cxd4 10. cxd4 Nb4 11. Bb1 Ba6 12. Nc4 Rc8 13. b3 d5 14. exd5 Nbxd5 15. Re1 Qc7 16. Bd3 Nb4 17. Ba3 Nfd5 18. Bxb4 Nxb4 19. Rac1 b5 20. Ncd2 Qxc1 21. Rxc1 Rxc1+ 22. Nf1 Nxd3 23. Qxd3 Rfc8 24. h3 R8c6 25. b4 Bf6 26. Kh2 R6c3 27. Qe2 R3c2 28. Qd3 Rxa2 29. Ne3 Bb7 30. Kg3 a6 31. d5 Rc3 32. Qe4 h5 33. Qf4 Kg7 34. Qb8 Bc8 35. d6 Be6 36. dxe7 Bxe7 37. Qb6 Bf6 38. Qd6 Raa3 39. Qb6 Ra4 40. Nd4 h4+ 41. Kf3 Bd5+ 42. Kg4 Rxb4 0-1

[Event "Rio de Janeiro op 2nd"]
[Site "Rio de Janeiro"]
[Date "2023.05.04"]
[Round "5"]
[White "Trombini, Fabio"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1853"]
[BlackElo "1564"]
[PlyCount "77"]
[EventDate "2023.05.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be2 b6 5. Nf3 Bb7 6. 0-0 e6 7. Bg5 Ne7 8. Qd2 h6 9. Be3 Nd7 10. Ne1 a6 11. g3 b5 12. f3 Nb6 13. b3 Nd7 14. Nd1 g5 15. Nf2 0-0 16. Ng2 Ng6 17. c3 Qe7 18. f4 f6 19. Bd3 Qe8 20. a4 bxa4 21. Rxa4 e5 22. fxe5 fxe5 23. d5 c6 24. dxc6 Bxc6 25. Rxa6 Rxa6 26. Bxa6 Qb8 27. Bc4+ Kh7 28. Rd1 Nf6 29. Qxd6 Bxe4 30. Nxe4 Nxe4 31. Qd3 Nf6 32. Bc5 e4 33. Qe2 Re8 34. Ne3 Ne5 35. Nd5 Nf3+ 36. Kg2 Ng4 37. Ne7 Qb7 38. Bd5 Qb8 39. Qxe4+ 1-0

[Event "Rio de Janeiro op 2nd"]
[Site "Rio de Janeiro"]
[Date "2023.05.02"]
[Round "1"]
[White "Borensztajn, David"]
[Black "Da Silva, Paolo Ghiu M Rego"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1564"]
[BlackElo "2149"]
[PlyCount "88"]
[EventDate "2023.05.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. e3 c5 4. b3 cxd4 5. exd4 Nc6 6. Bb2 Bd6 7. Nbd2 Nge7 8. Bd3 Nb4 9. Be2 Ng6 10. a3 Nc6 11. Bd3 Nf4 12. Bf1 0-0 13. g3 Ng6 14. Bg2 b6 15. 0-0 Ba6 16. Re1 Rc8 17. c4 dxc4 18. bxc4 Na5 19. Rc1 Nxc4 20. Nxc4 Bxc4 21. Rxc4 Rxc4 22. d5 exd5 23. Qxd5 Rc2 24. Qb3 Qc8 25. Nd4 Rc5 26. h4 Qd7 27. Kh2 Nxh4 28. Bh3 Qb7 29. f4 Ng6 30. Bg2 Qc8 31. Re2 Re8 32. Rf2 Rh5+ 33. Kg1 Re1+ 34. Rf1 Qe8 35. Qc3 Qe3+ 36. Qxe3 Rxe3 37. Bf3 Ra5 38. Kf2 Rexa3 39. Bxa3 Rxa3 40. Nb5 Bc5+ 41. Kg2 Ra2+ 42. Kh3 a5 43. Rd1 Rb2 44. Rd8+ Nf8 0-1

[Event "Joao Pessoa op"]
[Site "Joao Pessoa"]
[Date "2023.03.22"]
[Round "3"]
[White "Borensztajn, David"]
[Black "De Lira, Camilo Mendonca"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1563"]
[PlyCount "25"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. e3 Nf6 4. Nbd2 g6 5. c3 Bg7 6. Bd3 0-0 7. 0-0 Be6 8. Ne5 Nxe5 9. dxe5 Nd7 10. f4 f5 11. Nf3 Nc5 12. Ng5 Qd7 13. Bc2 1/2-1/2

[Event "Joao Pessoa op"]
[Site "Joao Pessoa"]
[Date "2023.03.18"]
[Round "4"]
[White "Jacome, Maxwell Cavalcante"]
[Black "Borensztajn, David"]
[Result "1/2-1/2"]
[ECO "B40"]
[BlackElo "1563"]
[PlyCount "20"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bc5 6. Bg5 Qb6 7. Be3 Nc6 8. Nb3 Bxe3 9. fxe3 Qxe3+ 10. Qe2 Qxe2+ 1/2-1/2

[Event "Joao Pessoa op"]
[Site "Joao Pessoa"]
[Date "2023.03.17"]
[Round "1"]
[White "Borensztajn, David"]
[Black "Do Nascimento, Davi Alves"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1563"]
[BlackElo "2011"]
[PlyCount "97"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. e3 e6 4. Bd3 Nc6 5. 0-0 d5 6. b3 cxd4 7. exd4 Be7 8. Bb2 0-0 9. Nbd2 a6 10. Ne5 Nb4 11. Be2 Qc7 12. a3 Nc6 13. Bd3 Nxe5 14. dxe5 Nd7 15. f4 g6 16. Qg4 Nc5 17. Qe2 Bd7 18. c4 Nxd3 19. Qxd3 dxc4 20. Qxc4 Bc6 21. Rac1 Rfd8 22. Nf3 Qb6+ 23. Bd4 Qa5 24. a4 Ba3 25. Bc3 Qc7 26. Rb1 b5 27. Qe2 Bc5+ 28. Kh1 bxa4 29. bxa4 Bxa4 30. Qa2 Bb5 31. Ba5 Bb6 32. Rfc1 Qb7 33. Bxb6 Qxb6 34. Ng5 h6 35. Ne4 Qe3 36. Nd6 Rab8 37. Rc7 Be8 38. Rf1 Qd3 39. Qf2 Bb5 40. Rfc1 Rf8 41. Qh4 Be8 42. Qxh6 Rb1 43. h4 Rb2 44. Rc8 Rxg2 45. Kxg2 Qe2+ 46. Kg1 Qe3+ 47. Kf1 Qf3+ 48. Ke1 Qe3+ 49. Kf1 1/2-1/2

[Event "Joao Pessoa op"]
[Site "Joao Pessoa"]
[Date "2023.03.17"]
[Round "2"]
[White "De Oliveira, Jefferson Pereira"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "A81"]
[WhiteElo "1873"]
[BlackElo "1563"]
[PlyCount "67"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 g6 3. g3 Bg7 4. Bg2 d6 5. 0-0 Nh6 6. Nc3 Nf7 7. e4 0-0 8. Qe2 fxe4 9. Nxe4 Nc6 10. c3 e5 11. d5 Ne7 12. Qd3 c6 13. c4 cxd5 14. cxd5 h6 15. b3 Bf5 16. Nh4 Rc8 17. Be3 Qa5 18. Rfd1 Bg4 19. f3 Bf5 20. g4 Bxe4 21. Qxe4 Nh8 22. g5 h5 23. Bh3 Rc3 24. Bd2 Qc5+ 25. Kh1 Rc2 26. Rac1 Rxc1 27. Rxc1 Qf2 28. Qe1 Qxe1+ 29. Bxe1 Nf5 30. Nxf5 gxf5 31. Rc7 e4 32. fxe4 fxe4 33. Be6+ Kh7 34. Bc3 1-0

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.12"]
[Round "7"]
[White "Borensztajn, David"]
[Black "Gomes, Marco Tulio Caldeir"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1555"]
[BlackElo "1646"]
[PlyCount "46"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 Be7 4. Bd3 d5 5. Nd2 c5 6. c3 Nc6 7. Ngf3 a6 8. h3 b5 9. 0-0 0-0 10. Qe2 Bb7 11. Rad1 Qb6 12. g4 Rfd8 13. g5 Nh5 14. Bh2 g6 15. Ne5 Bxg5 16. f4 Bf6 17. f5 Rf8 18. fxg6 fxg6 19. Qg4 Bc8 20. Rf2 cxd4 21. exd4 Ra7 22. Rdf1 Qd8 23. Nb3 Bd7 1/2-1/2

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.11"]
[Round "6"]
[White "Lopes, Eduardo Moraes"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "1744"]
[BlackElo "1555"]
[PlyCount "145"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 cxd4 5. 0-0 e6 6. d3 a6 7. Bc4 Qc7 8. f4 Ne7 9. f5 b5 10. Bb3 Bb7 11. fxe6 dxe6 12. a4 Ng6 13. axb5 axb5 14. Rxa8+ Bxa8 15. Nd2 Bd6 16. Nf3 0-0 17. g3 h5 18. Bg5 Kh7 19. Nh4 Rh8 20. Qxh5+ Kg8 21. Qg4 Ne5 22. Qe2 Nc6 23. Qf2 Qa7 24. Ng2 Ne5 25. Qe2 Nc6 26. Bf4 Bf8 27. Nh4 Be7 28. Ng6 Rh7 29. Nxe7+ Nxe7 30. Qf2 Nc6 31. Bd6 Qd7 32. Bc5 Rh6 33. Qf4 Rf6 34. Qd6 Rxf1+ 35. Kxf1 Qxd6 36. Bxd6 Kh7 37. Ke2 Kg6 38. Kf3 Na5 39. Ba2 Bb7 40. Kf4 Bc8 41. c3 dxc3 42. bxc3 Bd7 43. Bb4 Nc6 44. Bc5 Kf6 45. h4 Kg6 46. d4 f6 47. e5 fxe5+ 48. dxe5 Bc8 49. Bb4 Bd7 50. Bb1+ Kf7 51. Bd3 Nd8 52. h5 Bc6 53. Bg6+ Kg8 54. Be4 Be8 55. g4 Bd7 56. Ke3 Nf7 57. Kd4 Ng5 58. Bg2 Nf7 59. Be7 Nh6 60. Bf3 Nf7 61. Bd6 Kh7 62. Kc5 Nh6 63. Bc6 Bc8 64. Bf3 Bd7 65. Be2 Kg8 66. Bxb5 Bc8 67. Be2 Kf7 68. Kc6 Ke8 69. Kc7 Bd7 70. c4 Ba4 71. c5 Nf7 72. Kb6 Kd8 73. c6 1-0

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.10"]
[Round "5"]
[White "Borensztajn, David"]
[Black "Moccero, Eduardo"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1555"]
[BlackElo "1870"]
[PlyCount "24"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Bd3 c5 5. c3 Bd6 6. Bg3 Nc6 7. Nf3 cxd4 8. exd4 0-0 9. Nbd2 Qc7 10. Bh4 Be7 11. Bg3 Bd6 12. Bh4 Ne7 1/2-1/2

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.10"]
[Round "4"]
[White "Brito, Vicente de Paulo Al"]
[Black "Borensztajn, David"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "1794"]
[BlackElo "1555"]
[PlyCount "46"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Nf3 Nc6 6. Bc4 Qc7 7. 0-0 Nf6 8. Nb5 Qb8 9. Re1 a6 10. Nc3 b5 11. Bb3 Bc5 12. h3 Ne5 13. Bf4 d6 14. Rc1 Bb7 15. Bc2 0-0 16. Bg5 Nfd7 17. a3 Qa7 18. Qe2 Rac8 19. Bb1 Nxf3+ 20. Qxf3 Ne5 21. Qe2 Qa8 22. Be3 Bxe3 23. Qxe3 Nc4 1/2-1/2

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.09"]
[Round "3"]
[White "Borensztajn, David"]
[Black "Ramos, Angelo Bil"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1555"]
[BlackElo "1912"]
[PlyCount "104"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 0-0 5. e5 Ne8 6. Bf4 d6 7. Qd2 Nc6 8. 0-0-0 Bg4 9. Be2 d5 10. h3 Bc8 11. Bh6 f6 12. h4 Bf5 13. a3 e6 14. Bxg7 Nxg7 15. h5 gxh5 16. Nh4 fxe5 17. Nxf5 Rxf5 18. dxe5 Nxe5 19. Qd4 b6 20. Kb1 c5 21. Qd2 Qf6 22. f3 Rf8 23. Rdf1 Rf4 24. Rh3 Nc4 25. Bxc4 Rxc4 26. Rfh1 a6 27. g4 Rf4 28. gxh5 Rxf3 29. Ka2 Rxh3 30. Rxh3 Qf5 31. Qg2 Qf1 32. Qg4 Qf4 33. Qg2 Qc4+ 34. b3 Qf1 35. Qg4 Rf4 36. Qg5 Qxh3 37. Qxf4 Qxc3 38. Qb8+ Kf7 39. Qf4+ Qf6 40. Qc7+ Qe7 41. Qf4+ Nf5 42. Qb8 b5 43. Qh8 Qf8 44. Qe5 b4 45. axb4 cxb4 46. Qc7+ Qe7 47. Qb6 Qd6 48. Qa7+ Qe7 49. Qxa6 Qc7 50. Qe2 Qc3 51. Kb1 Kf6 52. Qf2 d4 0-1

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.08"]
[Round "2"]
[White "Campello, Rafael Mendes"]
[Black "Borensztajn, David"]
[Result "1/2-1/2"]
[ECO "D30"]
[BlackElo "1555"]
[PlyCount "101"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. e3 Nbd7 6. c5 c6 7. b4 h6 8. Bh4 Ne4 9. Bxe7 Qxe7 10. Be2 0-0 11. 0-0 e5 12. Qc2 exd4 13. exd4 Re8 14. Re1 Nf8 15. Nbd2 Nxd2 16. Qxd2 Be6 17. b5 Qc7 18. Ne5 f6 19. Nf3 Bg4 20. a4 Re4 21. h3 Bh5 22. Nh2 Bxe2 23. Rxe2 Rae8 24. Rae1 Kf7 25. Rxe4 Rxe4 26. Rxe4 dxe4 27. Qe2 Qf4 28. g3 Qf5 29. bxc6 bxc6 30. Qc4+ Qe6 31. Qa6 Qd7 32. f3 Qxd4+ 33. Kg2 Qxc5 34. fxe4 Qc2+ 35. Kg1 c5 36. Qxa7+ Kg6 37. Qe7 Qxa4 38. Qxf8 Qd4+ 39. Kf1 c4 40. Qe8+ Kh7 41. Nf3 Qd3+ 42. Kf2 c3 43. Qc8 c2 44. Qf5+ Kg8 45. Qc8+ Kf7 46. e5 Ke7 47. Qc7+ Ke6 48. Qc6+ Ke7 49. Qc7+ Ke6 50. Qc6+ Ke7 51. Qc7+ 1/2-1/2

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2022.10.26"]
[Round "2"]
[White "Borensztajn, David"]
[Black "Ferreira e Silva, Afranio Marcio"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1570"]
[BlackElo "1359"]
[PlyCount "86"]
[EventDate "2022.10.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. cxd5 Qa5+ 5. Nc3 Nxd5 6. Bd2 Bg4 7. Ne5 Bh5 8. Qb3 Qb4 9. e4 Qxb3 10. axb3 Nb4 11. Rc1 Nd7 12. Nxd7 Kxd7 13. Na4 Na6 14. Bxa6 bxa6 15. Nc5+ Ke8 16. Nxa6 Rc8 17. d5 c5 18. Be3 e6 19. dxe6 fxe6 20. Nxc5 Bxc5 21. Rxc5 Rxc5 22. Bxc5 a6 23. Kd2 Kd7 24. Ra1 Kc6 25. b4 Rd8+ 26. Ke3 Kb7 27. f3 Be8 28. Bd4 g6 29. h4 Bb5 30. Bc3 Rf8 31. Rd1 Kc8 32. Rd6 Re8 33. Kf4 h6 34. Ke5 g5 35. hxg5 hxg5 36. Kf6 g4 37. fxg4 Rf8+ 38. Kxe6 Kb7 39. g5 Rf4 40. Ke5 Rg4 41. Kf5 Rxg2 42. g6 Kc7 43. e5 Bd3+ 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2022.10.25"]
[Round "1"]
[White "Labussiere, Yago"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2213"]
[BlackElo "1570"]
[PlyCount "79"]
[EventDate "2022.10.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Nbd7 8. Qc2 0-0 9. Nge2 Re8 10. 0-0 Nf8 11. Rae1 h6 12. Bh4 Nh5 13. Bxe7 Qxe7 14. a4 a5 15. Nc1 Nf6 16. f3 Qb4 17. N3a2 Qd6 18. Nb3 Ne6 19. Qc3 Qd8 20. Nac1 Bd7 21. Bc2 c5 22. Nxc5 Nxc5 23. dxc5 Rc8 24. Qd2 Rxc5 25. Nb3 Rc4 26. Nd4 Qb6 27. b3 Rcc8 28. Bd3 g6 29. Rc1 Kg7 30. Rfe1 Bc6 31. Rb1 Ra8 32. Kf2 Qc7 33. Kg1 h5 34. Rbc1 Qb6 35. Kf2 Qc7 36. Kg1 Qb6 37. Rc3 Nh7 38. Qb2 Ng5 39. Rxc6 bxc6 40. Nf5+ 1-0

[Event "Sao Jose dos Campos op"]
[Site "Sao Jose dos Campos"]
[Date "2022.09.11"]
[Round "6"]
[White "Borensztajn, David"]
[Black "Salles, Henrique"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1616"]
[BlackElo "1260"]
[PlyCount "58"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. Nd2 c5 5. c3 Nc6 6. Bd3 Be7 7. Ngf3 0-0 8. h3 Re8 9. 0-0 Nd7 10. Qe2 Bf6 11. Ne5 Ndxe5 12. dxe5 Nxe5 13. Bxe5 Bxe5 14. Bxh7+ Kxh7 15. Qh5+ Kg8 16. Qxe5 f6 17. Qh5 e5 18. Rad1 Be6 19. f4 e4 20. Nxe4 Qb6 21. Nxf6+ gxf6 22. Qg6+ Kf8 23. Qxf6+ Bf7 24. Qh8+ Ke7 25. Qe5+ Kd7 26. Qf5+ Ke7 27. Qe5+ Kd7 28. Qf5+ Ke7 29. Qe5+ Kd7 1/2-1/2

[Event "Sao Jose dos Campos op"]
[Site "Sao Jose dos Campos"]
[Date "2022.09.11"]
[Round "7"]
[White "Da Silva, Andre Mattos"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1718"]
[BlackElo "1616"]
[PlyCount "63"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Bc4 e6 5. Nc3 Ne7 6. Be3 b6 7. Qd2 h6 8. 0-0-0 Bb7 9. d5 e5 10. Bb5+ Nd7 11. Ne2 a6 12. Bd3 b5 13. g4 Nb6 14. Ng3 Qd7 15. h3 0-0-0 16. Qa5 Nc4 17. Bxc4 bxc4 18. Nd2 Qb5 19. Qc3 Kb8 20. Qxc4 c6 21. dxc6 Nxc6 22. Qxf7 Rhg8 23. Qc4 Rc8 24. Qxb5 axb5 25. Nb3 Rgd8 26. Bb6 Rd7 27. Nc5 Rf7 28. Rxd6 Bf8 29. Nd7+ Ka8 30. Nxf8 Rfxf8 31. Rhd1 Rxf2 32. Bxf2 1-0

[Event "Sao Jose dos Campos op"]
[Site "Sao Jose dos Campos"]
[Date "2022.09.10"]
[Round "4"]
[White "Borensztajn, David"]
[Black "Pinho, Pedro Sicchiroli"]
[Result "1/2-1/2"]
[ECO "B72"]
[WhiteElo "1616"]
[BlackElo "1311"]
[PlyCount "102"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 d6 5. Be3 0-0 6. Qd2 Ng4 7. Bg5 h6 8. Bh4 c5 9. 0-0-0 cxd4 10. Nxd4 Re8 11. f3 Ne5 12. f4 Nec6 13. Nb3 Nb4 14. Kb1 a5 15. e5 Bg4 16. Re1 d5 17. a3 a4 18. Nc1 d4 19. Nb5 N4c6 20. h3 Be6 21. Bd3 Qb6 22. g4 Ra5 23. c4 Nd7 24. f5 Bxc4 25. Bxc4 Ndxe5 26. Qe2 Nxc4 27. Qxc4 Rxb5 28. Nd3 g5 29. Bg3 Rb3 30. Rh2 Rxa3 31. Rc2 Rb3 32. Ree2 Rc3 33. Rxc3 dxc3 34. Qxa4 cxb2 35. Be5 Rd8 36. Bxg7 Rxd3 37. Bxb2 Rd8 38. Re1 Qf2 39. Rc1 Qf3 40. Rc3 Qd1+ 41. Qxd1 Rxd1+ 42. Kc2 Rh1 43. Kb3 f6 44. Rd3 Kf7 45. Ba3 Rh2 46. Bc5 Ne5 47. Rc3 Rh1 48. Kc2 e6 49. fxe6+ Kxe6 50. Bf8 Kd5 51. Bxh6 Kd4 1/2-1/2

[Event "Sao Jose dos Campos op"]
[Site "Sao Jose dos Campos"]
[Date "2022.09.10"]
[Round "5"]
[White "De Souza, Mayara Cardozo Lima"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1037"]
[BlackElo "1616"]
[PlyCount "79"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nf3 d6 4. e3 Nd7 5. Nc3 b6 6. g3 Bb7 7. Bg2 e6 8. 0-0 Ne7 9. Re1 h6 10. d5 e5 11. e4 0-0 12. Be3 Ba6 13. b3 f5 14. Qd2 Kh7 15. Nh4 g5 16. Nxf5 Nxf5 17. exf5 Rxf5 18. Be4 Qf6 19. Bxf5+ Qxf5 20. a4 e4 21. a5 Ne5 22. Qc1 Qh3 23. f4 Nf3+ 24. Kf2 Qxh2+ 25. Kf1 Bc8 26. Bf2 Bd4 27. Nxe4 Bxf2 28. Nxf2 Nxe1 29. Qxe1 Bh3+ 30. Nxh3 Qxh3+ 31. Kg1 Rg8 32. axb6 axb6 33. Ra7 Qd7 34. Qe4+ Kh8 35. f5 Re8 36. Rxc7 Qxc7 37. Qxe8+ Kh7 38. Qg6+ Kh8 39. Qxh6+ Kg8 40. Qxg5+ 1-0

[Event "Sao Jose dos Campos op"]
[Site "Sao Jose dos Campos"]
[Date "2022.09.09"]
[Round "2"]
[White "Costa, Lucas Paiva Da"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "A82"]
[WhiteElo "1378"]
[BlackElo "1616"]
[PlyCount "85"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 f5 2. e4 fxe4 3. Nc3 d5 4. Qh5+ g6 5. Qxd5 Nf6 6. Qxd8+ Kxd8 7. Bg5 Bg7 8. Bxf6 Bxf6 9. Nxe4 Bg7 10. Nf3 c6 11. Ne5 Ke8 12. Bc4 Bxe5 13. dxe5 Nd7 14. f4 b5 15. Be2 Nb6 16. 0-0-0 Be6 17. Bf3 Bd5 18. Rhf1 Rd8 19. Nc5 Kf7 20. Nb3 Nc4 21. Bxd5+ cxd5 22. Rf3 e6 23. Nd4 Rc8 24. Rb3 a6 25. a4 Rc7 26. axb5 axb5 27. Nxb5 Ra8 28. Kb1 Rc6 29. Na3 Rca6 30. Rdd3 Kg8 31. Kc1 R6a7 32. Rdc3 Ra4 33. Nxc4 Ra1+ 34. Kd2 dxc4 35. Rxc4 Rg1 36. Rg3 Rd8+ 37. Kc3 Rf1 38. Rf3 Rg1 39. Rf2 Rb1 40. b3 Ra1 41. Kb2 Rda8 42. Rd2 R1a3 43. Rd7 1-0

[Event "Sao Jose dos Campos op"]
[Site "Sao Jose dos Campos"]
[Date "2022.09.09"]
[Round "3"]
[White "Fernandes, Beatriz"]
[Black "Borensztajn, David"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "1339"]
[BlackElo "1616"]
[PlyCount "44"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Bc4 Nf6 7. Nc3 0-0 8. 0-0 d6 9. Qd2 Ng4 10. Nxc6 bxc6 11. h3 Nxe3 12. Qxe3 Qa5 13. Kh1 Rb8 14. Bb3 Be6 15. Rfd1 Qh5 16. Kg1 c5 17. Rab1 Be5 18. Qe2 Qg5 19. Qf3 Bxb3 20. axb3 f5 21. Qd3 f4 22. Ne2 f3 0-1

[Event "Sao Jose dos Campos op"]
[Site "Sao Jose dos Campos"]
[Date "2022.09.08"]
[Round "1"]
[White "Borensztajn, David"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1616"]
[BlackElo "2437"]
[PlyCount "62"]
[EventDate "2022.09.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 c5 4. e3 Nc6 5. c3 Qb6 6. Qb3 c4 7. Qxb6 axb6 8. Nbd2 b5 9. h3 b4 10. g4 bxc3 11. bxc3 Ra3 12. Nb1 Ra7 13. Bg2 Na5 14. Nfd2 e6 15. a4 Bd7 16. Bc7 Bc6 17. Bxa5 Rxa5 18. g5 Nd7 19. f4 Bd6 20. 0-0 0-0 21. e4 Rfa8 22. e5 Be7 23. h4 g6 24. Nf3 Rxa4 25. Rxa4 Rxa4 26. Kf2 Ra2+ 27. Kg3 Ba4 28. Rc1 b5 29. Nbd2 Ba3 30. Rb1 b4 31. cxb4 c3 0-1

[Event "Pan American-ch Seniors 65"]
[Site "Florianopolis"]
[Date "2022.06.26"]
[Round "9"]
[White "Borensztajn, David"]
[Black "Orpinas Konig, Claudio Javier"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1643"]
[BlackElo "1995"]
[PlyCount "76"]
[EventDate "2022.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 Bg7 5. Nb5 Na6 6. a4 c6 7. Nc3 Qb6 8. Qd2 Ne4 9. Nxe4 dxe4 10. Ne5 Qxb2 11. Rc1 Be6 12. e3 Nc5 13. Bc4 Bxe5 14. Bxe5 Bxc4 15. Bxh8 0-0-0 16. Be5 f6 17. Bg3 e5 18. c3 Nd3+ 19. Kd1 Bb3+ 20. Ke2 Nxc1+ 21. Rxc1 Bc4+ 22. Ke1 Qa3 23. f3 exf3 24. gxf3 Qxa4 25. Bh4 g5 26. Bg3 Bb5 27. Qg2 Qc4 28. Rc2 Ba4 29. Rc1 exd4 30. Qh3+ Rd7 31. exd4 Kd8 32. Qf5 Re7+ 33. Kf2 Qe2+ 34. Kg1 Qe3+ 35. Kg2 Qxc1 36. Qa5+ b6 37. Qxa4 Re2+ 38. Kh3 h5 0-1

[Event "Pan American-ch Seniors 65"]
[Site "Florianopolis"]
[Date "2022.06.25"]
[Round "7"]
[White "Farias, Sergio Luiz Cardoso"]
[Black "Borensztajn, David"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1471"]
[BlackElo "1643"]
[PlyCount "54"]
[EventDate "2022.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. e3 d6 3. Bd3 Nbd7 4. f4 e5 5. c3 e4 6. Bc4 d5 7. Bb3 Be7 8. Ne2 Nb6 9. Nd2 c6 10. a3 Nh5 11. Nf1 g6 12. Qc2 Be6 13. Bd2 a5 14. a4 Rc8 15. Kd1 Bd6 16. Be1 Ng7 17. Nfg3 h5 18. h4 Be7 19. Nf1 Nf5 20. g3 0-0 21. Kc1 c5 22. Qd1 cxd4 23. Nxd4 Nxd4 24. exd4 Bg4 25. Qd2 Bf6 26. Ne3 Bf3 27. Rh2 Qd7 1/2-1/2

[Event "Pan American-ch Seniors 65"]
[Site "Florianopolis"]
[Date "2022.06.24"]
[Round "6"]
[White "Borensztajn, David"]
[Black "Tobar Salas, Juan Carlos"]
[Result "1/2-1/2"]
[ECO "E60"]
[WhiteElo "1643"]
[BlackElo "1347"]
[PlyCount "27"]
[EventDate "2022.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. c4 g6 2. d4 Nf6 3. h4 d6 4. Nc3 Bg7 5. Nf3 0-0 6. Bg5 h6 7. Bxf6 Bxf6 8. g3 e5 9. Bg2 Bg7 10. Qb3 c6 11. 0-0-0 Qe7 12. e4 Na6 13. d5 f5 14. Nd2 1/2-1/2

[Event "Pan American-ch Seniors 65"]
[Site "Florianopolis"]
[Date "2022.06.23"]
[Round "4"]
[White "De Oliveira, Francemir Barra"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B72"]
[WhiteElo "1584"]
[BlackElo "1643"]
[PlyCount "65"]
[EventDate "2022.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 d6 7. Be2 Bg7 8. Be3 0-0 9. Qd2 Nxd4 10. Bxd4 Be6 11. h3 Rc8 12. Bf3 Rc4 13. Ne2 Bd7 14. b3 Rc8 15. Rd1 Bc6 16. Qe3 Qc7 17. g4 e5 18. fxe5 dxe5 19. Bc3 Bb5 20. Bb4 Rfe8 21. c4 Bc6 22. 0-0 b5 23. g5 Nd7 24. Bg4 Bf8 25. Bxf8 Rxf8 26. c5 Rcd8 27. b4 Nb8 28. Nc3 a5 29. a3 axb4 30. axb4 Rxd1 31. Rxd1 Rd8 32. Nd5 Qb7 33. Nf6+ 1-0

[Event "Pan American-ch Seniors 65"]
[Site "Florianopolis"]
[Date "2022.06.23"]
[Round "5"]
[White "Ferreira, Jose Carlos"]
[Black "Borensztajn, David"]
[Result "1/2-1/2"]
[ECO "C69"]
[WhiteElo "1683"]
[BlackElo "1643"]
[PlyCount "11"]
[EventDate "2022.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 f6 6. d4 1/2-1/2

[Event "Pan American-ch Seniors 65"]
[Site "Florianopolis"]
[Date "2022.06.22"]
[Round "3"]
[White "Borensztajn, David"]
[Black "Okamura, Milton Kasuo"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1643"]
[BlackElo "1965"]
[PlyCount "44"]
[EventDate "2022.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. c3 Nc6 5. Nd2 e6 6. Ngf3 Bd6 7. Bg3 0-0 8. Bd3 b6 9. Ne5 Qc7 10. f4 Bb7 11. Qf3 a6 12. Bh4 Be7 13. Qh3 Ne4 14. Bxe7 Nxe7 15. Ndf3 Nf5 16. Ke2 f6 17. Ng4 Rae8 18. Nf2 Nfd6 19. g4 Nf7 20. Rhg1 e5 21. f5 Nxf2 22. Kxf2 e4 0-1

[Event "Pan American-ch Seniors 65"]
[Site "Florianopolis"]
[Date "2022.06.21"]
[Round "1"]
[White "Bermudes, Eduardo"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "2050"]
[BlackElo "1643"]
[PlyCount "69"]
[EventDate "2022.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. c4 f5 2. Nc3 g6 3. g3 Bg7 4. Bg2 d6 5. d3 Nf6 6. Bg5 c6 7. Qc1 h6 8. Bd2 e5 9. Rb1 Nbd7 10. b4 Qc7 11. b5 Nc5 12. bxc6 bxc6 13. Nb5 Qd7 14. Ba5 cxb5 15. Bxa8 Bb7 16. Bxb7 Qxb7 17. f3 Qe7 18. Rxb5 0-0 19. Qb1 e4 20. d4 exf3 21. dxc5 f2+ 22. Kxf2 Ng4+ 23. Ke1 Qe3 24. Nh3 Bc3+ 25. Bxc3 Qxc3+ 26. Kf1 Ne3+ 27. Kf2 Ng4+ 28. Kg2 Ne3+ 29. Kg1 Qd4 30. Qd3 Qa1+ 31. Rb1 Qe5 32. cxd6 Rd8 33. d7 Qc5 34. Rb5 Qc6 35. Qxe3 1-0

[Event "Pan American-ch Seniors 65"]
[Site "Florianopolis"]
[Date "2022.06.21"]
[Round "2"]
[White "Borensztajn, David"]
[Black "Born, Ary"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1643"]
[BlackElo "1246"]
[PlyCount "69"]
[EventDate "2022.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 e6 2. Bf4 d5 3. e3 Nf6 4. Nf3 b6 5. Nbd2 Ba6 6. Be2 h6 7. Ne5 Bxe2 8. Qxe2 Be7 9. h3 a5 10. 0-0 Qc8 11. Bh2 Qb7 12. f3 b5 13. e4 c5 14. exd5 Nxd5 15. c4 Nc7 16. Rae1 cxd4 17. b3 b4 18. f4 a4 19. Qg4 Nd7 20. Nxd7 0-0-0 21. Ne5 axb3 22. axb3 d3 23. Nxf7 Bc5+ 24. Kh1 h5 25. Qg5 Rd7 26. Nxh8 Be7 27. Qxh5 Qc6 28. Ng6 Qc5 29. Nxe7+ Qxe7 30. f5 e5 31. Rxe5 Qf6 32. Rfe1 Rf7 33. Rc5 Re7 34. Rxc7+ Kd8 35. Qh8+ 1-0

[Event "Vale Paraiba-ch"]
[Site "Sao Jose dos Campos"]
[Date "2022.04.23"]
[Round "6"]
[White "Borensztajn, David"]
[Black "Lora, Miguel Said Brasil"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1652"]
[BlackElo "1205"]
[PlyCount "15"]
[EventDate "2022.04.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 Nf6 4. Nc3 Bb4 5. Nd5 Nxd5 6. cxd5 Ne7 7. e4 d6 8. Qa4+ 1-0

[Event "Vale Paraiba-ch"]
[Site "Sao Jose dos Campos"]
[Date "2022.04.23"]
[Round "5"]
[White "Dos Santos, Fabricio Ferreira"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "A90"]
[WhiteElo "1927"]
[BlackElo "1652"]
[PlyCount "51"]
[EventDate "2022.04.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. g3 Nd7 5. Bg2 f5 6. 0-0 Bd6 7. Qc2 Ngf6 8. b3 Qe7 9. Bb2 0-0 10. Nbd2 Ne4 11. Ne5 Nxd2 12. Qxd2 Nxe5 13. dxe5 Bc7 14. Rac1 dxc4 15. Rxc4 Bd7 16. e4 Be8 17. Qc1 Bg6 18. Ba3 Qf7 19. Bxf8 Rxf8 20. exf5 Bxf5 21. Re1 Bb6 22. Kh1 Bxf2 23. Rf1 Bxg3 24. hxg3 Qg6 25. Qf4 Rd8 26. g4 1-0

[Event "Vale Paraiba-ch"]
[Site "Sao Jose dos Campos"]
[Date "2022.04.22"]
[Round "4"]
[White "Borensztajn, David"]
[Black "Figueira, Leandro Lucas"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1652"]
[PlyCount "129"]
[EventDate "2022.04.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Bf5 3. e3 e6 4. Nd2 Bd6 5. Bg3 Bxg3 6. hxg3 Nf6 7. Ngf3 h6 8. c4 c6 9. Qb3 b6 10. cxd5 cxd5 11. Bb5+ Nbd7 12. Ne5 Rc8 13. Qa3 a5 14. Nc6 Rxc6 15. Bxc6 Qe7 16. Qxe7+ Kxe7 17. 0-0 g5 18. Rac1 g4 19. Rc3 e5 20. Bxd7 Nxd7 21. Rfc1 e4 22. Rc7 Rb8 23. Nb1 h5 24. Nc3 Be6 25. Ne2 f6 26. Nf4 Bf5 27. Ra7 Kd6 28. Rcc7 Rd8 29. Ne2 Be6 30. Nc3 Rb8 31. Nb5+ Ke7 32. Kf1 f5 33. Ke2 Kd8 34. Rc6 Ke7 35. Rac7 Bf7 36. Rh6 Be8 37. f3 Kd8 38. Rhc6 Nf6 39. Rd6+ Bd7 40. Rcxd7+ Nxd7 41. Rxd5 exf3+ 42. gxf3 gxf3+ 43. Kxf3 Ke7 44. Rxf5 Rh8 45. Nc3 Rh6 46. Kf4 h4 47. gxh4 Rxh4+ 48. Kg3 Rh6 49. Rb5 Re6 50. Kf3 Rf6+ 51. Ke2 Re6 52. Kd3 Kd6 53. e4 Kc7 54. e5 Rg6 55. a3 Re6 56. a4 Rg6 57. Kc4 Kc6 58. d5+ Kc7 59. e6 Nc5 60. Kd4 Nxe6+ 61. dxe6 Rxe6 62. Nd5+ Kb7 63. Rb3 Rc6 64. Rc3 Rxc3 65. bxc3 1-0

[Event "Vale Paraiba-ch"]
[Site "Sao Jose dos Campos"]
[Date "2022.04.22"]
[Round "3"]
[White "Muniz, Henrique Rocha"]
[Black "Borensztajn, David"]
[Result "1/2-1/2"]
[ECO "A81"]
[WhiteElo "1342"]
[BlackElo "1652"]
[PlyCount "80"]
[EventDate "2022.04.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 f5 2. g3 g6 3. Bg2 Bg7 4. 0-0 d6 5. d4 Nh6 6. c4 0-0 7. Nc3 Nf7 8. Ng5 c6 9. d5 e5 10. Ne6 Bxe6 11. dxe6 Ng5 12. Bxg5 Qxg5 13. Qxd6 Re8 14. Qc7 Qe7 15. Qxe7 Rxe7 16. Rad1 Na6 17. Rd7 Rxd7 18. exd7 Rd8 19. Rd1 e4 20. Na4 Kf8 21. b4 b5 22. cxb5 cxb5 23. Nc5 Nxc5 24. bxc5 Be5 25. f3 e3 26. f4 Bc7 27. c6 Ke7 28. Rd3 Bb6 29. Rc3 Kd6 30. Kf1 Kc7 31. Rc2 Ba5 32. Rc5 a6 33. Re5 Bb6 34. Ke1 Kd6 35. Kd1 Kc7 36. Re6 Bc5 37. Re5 Bb6 38. Kc2 Kd6 39. Kd3 Kc7 40. Re6 Bc5 1/2-1/2

[Event "Vale Paraiba-ch"]
[Site "Sao Jose dos Campos"]
[Date "2022.04.21"]
[Round "2"]
[White "Borensztajn, David"]
[Black "Klimas, Alexandre"]
[Result "1-0"]
[ECO "A44"]
[WhiteElo "1652"]
[PlyCount "69"]
[EventDate "2022.04.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 c5 2. d5 e5 3. dxe6 fxe6 4. e4 Nc6 5. Nc3 Nf6 6. Nf3 d6 7. Bb5 Bd7 8. 0-0 a6 9. Bxc6 Bxc6 10. Re1 e5 11. Nd5 Nxd5 12. exd5 Bd7 13. Nxe5 dxe5 14. Qh5+ g6 15. Qxe5+ Qe7 16. Qc3 Qxe1+ 17. Qxe1+ Kf7 18. Bf4 Re8 19. Qc3 Rg8 20. Re1 Rxe1+ 21. Qxe1 Bg7 22. h3 Re8 23. Qa5 Bf5 24. Qxc5 Re1+ 25. Kh2 g5 26. Bg3 h5 27. d6 Kg6 28. h4 Bf6 29. hxg5 Bxg5 30. f4 Re2 31. fxg5 Be4 32. Qc4 Rxg2+ 33. Kh3 Rxg3+ 34. Kxg3 b6 35. d7 1-0

[Event "Vale Paraiba-ch"]
[Site "Sao Jose dos Campos"]
[Date "2022.04.21"]
[Round "1"]
[White "Maciel, Augusto Katsuo Izaw"]
[Black "Borensztajn, David"]
[Result "1/2-1/2"]
[ECO "B22"]
[BlackElo "1652"]
[PlyCount "39"]
[EventDate "2022.04.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. d4 cxd4 5. Nxd4 Nxe4 6. Nxc6 bxc6 7. Bd3 d5 8. Bxe4 dxe4 9. Qxd8+ Kxd8 10. Nd2 Bf5 11. 0-0 Bg6 12. Nc4 f6 13. Be3 e5 14. Rad1+ Kc7 15. Rd2 Be7 16. Rfd1 Bf5 17. h3 Bd6 18. b3 a6 19. Nb6 Rad8 20. Na4 1/2-1/2

[Event "Goiania op"]
[Site "Goiania"]
[Date "2021.02.28"]
[Round "5"]
[White "Borensztajn, David"]
[Black "Galindo, Vinicius Lemos"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1642"]
[BlackElo "2014"]
[PlyCount "21"]
[EventDate "2021.02.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 c5 3. c3 cxd4 4. cxd4 Qb6 5. Qc2 Nc6 6. e3 Nd5 7. Bg3 d6 8. Nc3 Ndb4 9. Qd2 Bf5 10. Rc1 e6 11. Nf3 1/2-1/2

[Event "Goiania op"]
[Site "Goiania"]
[Date "2021.02.28"]
[Round "6"]
[White "Santos, Abel Cardoso Dos"]
[Black "Borensztajn, David"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "1770"]
[BlackElo "1642"]
[PlyCount "56"]
[EventDate "2021.02.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 d5 9. Nxc6 bxc6 10. 0-0-0 Qa5 11. Kb1 dxe4 12. Nxe4 Qxd2 13. Nxf6+ Bxf6 14. Bxd2 Rb8 15. Bc1 Be6 16. Bd3 c5 17. c4 a5 18. g4 Bd4 19. Rhe1 Rb4 20. b3 a4 21. Bd2 Rb6 22. Kc2 axb3+ 23. axb3 Ra8 24. Rb1 Ra2+ 25. Kc1 Ra3 26. Kc2 Ra2+ 27. Kc1 Ra3 28. Kc2 Ra2+ 1/2-1/2

[Event "Goiania op"]
[Site "Goiania"]
[Date "2021.02.27"]
[Round "3"]
[White "Borensztajn, David"]
[Black "De Oliveira, Job Rodrigues"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1642"]
[PlyCount "79"]
[EventDate "2021.02.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. Nd2 Bd6 4. Bg3 Bxg3 5. hxg3 h6 6. e3 a6 7. Ngf3 Nc6 8. c3 Nge7 9. Bd3 Bd7 10. Qe2 Nc8 11. e4 Nb6 12. exd5 Nxd5 13. Rc1 Qe7 14. a3 0-0 15. g4 Nf4 16. Qf1 e5 17. d5 Nd8 18. g5 h5 19. g3 Nxd3+ 20. Qxd3 g6 21. Qe3 Re8 22. Ne4 Kh8 23. Nf6 e4 24. Nxe8 Qxe8 25. Nd4 b6 26. Kd2 Nb7 27. Rce1 Nd6 28. Kc1 Qe5 29. f3 Qxd5 30. Kb1 Re8 31. Qf4 c5 32. Nc2 Be6 33. c4 Qxc4 34. Qxd6 Qa2+ 35. Kc1 Bb3 36. g4 Bxc2 37. Kxc2 c4 38. Qf6+ Kg8 39. gxh5 Qb3+ 40. Kb1 1-0

[Event "Goiania op"]
[Site "Goiania"]
[Date "2021.02.27"]
[Round "4"]
[White "De Souza, Jose Alberto Martim"]
[Black "Borensztajn, David"]
[Result "1/2-1/2"]
[ECO "B22"]
[BlackElo "1642"]
[PlyCount "80"]
[EventDate "2021.02.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nf6 6. Nc3 Qd8 7. Nf3 e6 8. Bb5+ Bd7 9. Qe2 a6 10. Bxd7+ Nbxd7 11. d5 Qe7 12. dxe6 Qxe6 13. Qxe6+ fxe6 14. 0-0 h6 15. Nd4 Kf7 16. Re1 Bc5 17. Nf3 Rhe8 18. Bf4 b5 19. Be5 Rac8 20. Bxf6 gxf6 21. a3 Nb6 22. Ne4 Bf8 23. Rad1 Red8 24. Rxd8 Rxd8 25. h3 Nc4 26. b3 Nxa3 27. Rc1 f5 28. Rc7+ Be7 29. Ne5+ Ke8 30. Nc6 Rd1+ 31. Kh2 Bd6+ 32. Nxd6+ Rxd6 33. Ne5 b4 34. Rh7 Nb5 35. Rxh6 Nd4 36. Rh4 a5 37. Nc4 Rd5 38. Nxa5 e5 39. Nc4 Nxb3 40. Ne3 Rb5 1/2-1/2

[Event "Goiania op"]
[Site "Goiania"]
[Date "2021.02.26"]
[Round "1"]
[White "Borensztajn, David"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1642"]
[BlackElo "2522"]
[PlyCount "64"]
[EventDate "2021.02.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 c5 5. Nf3 cxd4 6. Nxd4 0-0 7. Qd2 e5 8. Bxe5 Nxe4 9. Nxe4 Bxe5 10. Be2 d5 11. Nc3 Nc6 12. Nf3 Bg7 13. 0-0 Re8 14. Bb5 d4 15. Na4 Qf6 16. Qg5 Qxg5 17. Nxg5 Re5 18. Bxc6 bxc6 19. Nf3 Re2 20. Rfe1 Rxe1+ 21. Rxe1 Be6 22. b3 Bd5 23. Ne5 f6 24. Nd3 Bf8 25. Nac5 Kf7 26. Kf1 g5 27. Rd1 Bd6 28. h3 Rg8 29. a4 h5 30. g3 h4 31. g4 f5 32. gxf5 g4 0-1

[Event "Goiania op"]
[Site "Goiania"]
[Date "2021.02.26"]
[Round "2"]
[White "Dos Anjos, Edimar Ferreira"]
[Black "Borensztajn, David"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "1800"]
[BlackElo "1642"]
[PlyCount "42"]
[EventDate "2021.02.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 b6 2. Nc3 Bb7 3. Nf3 e6 4. g3 Bxf3 5. exf3 c5 6. Bg2 Nc6 7. 0-0 Nf6 8. b3 g6 9. Bb2 Bg7 10. Ne4 0-0 11. Nxf6+ Bxf6 12. Bxf6 Qxf6 13. f4 Rac8 14. Bxc6 Rxc6 15. Re1 d5 16. Qf3 Rd6 17. d3 Rfd8 18. Rad1 R8d7 19. Kg2 Qd8 20. Ra1 Kg7 21. Qe3 dxc4 1/2-1/2

[Event "Caxambu op"]
[Site "Caxambu"]
[Date "2020.03.08"]
[Round "5"]
[White "Lourenco dos Santos, Paulo Rogerio"]
[Black "Borensztajn, David"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "1605"]
[BlackElo "1683"]
[PlyCount "26"]
[EventDate "2020.03.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. c4 b6 2. Nc3 Bb7 3. Nf3 e6 4. g3 g6 5. Bg2 Bg7 6. 0-0 Ne7 7. d4 d6 8. e3 Nd7 9. b3 a6 10. Re1 c5 11. Ba3 Rc8 12. Qd2 0-0 13. Rad1 Nf6 1/2-1/2

[Event "Caxambu op"]
[Site "Caxambu"]
[Date "2020.03.08"]
[Round "6"]
[White "Morais, Renan de Souza Stoc"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "E21"]
[WhiteElo "1349"]
[BlackElo "1683"]
[PlyCount "87"]
[EventDate "2020.03.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 0-0 5. Nf3 d5 6. cxd5 exd5 7. e3 Re8 8. Bd3 Bg4 9. h3 Bh5 10. a3 Bf8 11. 0-0 c6 12. b4 Ne4 13. Be2 Nd7 14. Nh2 Bxe2 15. Qxe2 Nd6 16. b5 Nc4 17. a4 f5 18. Bc1 Re6 19. Qf3 Qf6 20. Rd1 Bb4 21. Ne2 Qf7 22. Nf4 Re4 23. Nf1 g5 24. Nd3 Bd6 25. Ng3 Bxg3 26. Qxg3 Kh8 27. bxc6 bxc6 28. Rb1 Ndb6 29. Nc5 Qh5 30. Re1 Re7 31. Bb2 f4 32. exf4 Rxe1+ 33. Rxe1 Nxb2 34. fxg5 N2c4 35. f4 Re8 36. f5 Rxe1+ 37. Qxe1 Qf7 38. f6 Nc8 39. Nb7 Kg8 40. Nd8 Qd7 41. f7+ Kf8 42. Ne6+ Kxf7 43. Qf2+ Ke7 44. Qf8+ 1-0

[Event "Caxambu op"]
[Site "Caxambu"]
[Date "2020.03.07"]
[Round "4"]
[White "Borensztajn, David"]
[Black "Francelli, Derli"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1683"]
[BlackElo "1569"]
[PlyCount "74"]
[EventDate "2020.03.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 Be7 7. Bd3 0-0 8. Nf3 h6 9. Bh4 c6 10. 0-0 Re8 11. Rb1 Ne4 12. Bxe7 Qxe7 13. Bxe4 dxe4 14. Nd2 Nf6 15. h3 Bf5 16. Nc4 Nd7 17. Na5 Nf6 18. Nc4 Nd7 19. d5 cxd5 20. Nxd5 Qd8 21. Nd6 Re5 22. Rc1 Bxh3 23. Nf4 Be6 24. Nxe6 Rxe6 25. Nf5 Ne5 26. Qxd8+ Rxd8 27. Rc7 Rb6 28. b3 Rd2 29. Ng3 Rxa2 30. Nxe4 Rxb3 31. Nd6 b6 32. f4 Ng4 33. Rc8+ Kh7 34. Nxf7 Nxe3 35. Rh8+ Kg6 36. Ne5+ Kh5 37. Re8 Nxf1 0-1

[Event "Caxambu op"]
[Site "Caxambu"]
[Date "2020.03.07"]
[Round "3"]
[White "Santana, Expedito"]
[Black "Borensztajn, David"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1441"]
[BlackElo "1683"]
[PlyCount "49"]
[EventDate "2020.03.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 c5 6. e3 Nc6 7. Nbd2 0-0 8. c4 cxd4 9. cxd5 Nxd5 10. exd4 Bf6 11. Ne4 Be7 12. Nc3 Bf6 13. Nxd5 exd5 14. b3 Bg4 15. Bb2 Qb6 16. h3 Bxf3 17. Qxf3 Rfd8 18. Rad1 a5 19. Qf5 Ne7 20. Qh5 a4 21. Qf3 axb3 22. Qxb3 Qxb3 23. axb3 Ra2 24. Bc1 Rc8 25. Be3 1/2-1/2

[Event "Caxambu op"]
[Site "Caxambu"]
[Date "2020.03.06"]
[Round "1"]
[White "Alboredo, Julia"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2191"]
[BlackElo "1683"]
[PlyCount "61"]
[EventDate "2020.03.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qe7 8. Qd1 d6 9. Nc3 Be6 10. Be2 Nf6 11. 0-0 b5 12. Bg5 h6 13. Bxf6 gxf6 14. a4 b4 15. Nd5 Bxd5 16. Qxd5 Qc7 17. Rac1 0-0 18. c3 Ne7 19. Qd2 Kh7 20. cxb4 Qd7 21. Rfd1 d5 22. exd5 Rg8 23. g3 f5 24. d6 Ng6 25. Rc7 Qe8 26. Bc4 Rg7 27. d7 Qd8 28. Rc6 e4 29. Qd6 f4 30. Bxf7 Nf8 31. Qxh6# 1-0

[Event "Caxambu op"]
[Site "Caxambu"]
[Date "2020.03.06"]
[Round "2"]
[White "Borensztajn, David"]
[Black "Figueiredo Menezes, Renan"]
[Result "1/2-1/2"]
[ECO "D04"]
[WhiteElo "1683"]
[PlyCount "75"]
[EventDate "2020.03.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bg4 4. Bd3 e6 5. Nbd2 Be7 6. 0-0 0-0 7. h3 Bh5 8. c4 dxc4 9. Bxc4 c6 10. Qb3 Qb6 11. Qxb6 axb6 12. g4 b5 13. Bd3 Bg6 14. Bxg6 hxg6 15. e4 Nbd7 16. Re1 Rfd8 17. Nb3 c5 18. dxc5 Nxc5 19. Nxc5 Bxc5 20. Bg5 Rd3 21. Kg2 Ra4 22. Bxf6 gxf6 23. Re2 Kg7 24. Ne1 Rdd4 25. f3 Rd7 26. b3 Rad4 27. Kf1 b4 28. Rc1 b6 29. f4 Rd2 30. Nf3 R2d3 31. Kg2 Be3 32. Rc4 Bxf4 33. Rxb4 Be3 34. a4 Rc3 35. Rb5 Rdd3 36. Ne1 Rd1 37. Nc2 Bc5 38. b4 1/2-1/2

[Event "Varandas Igarata op 1st"]
[Site "Sao Paulo"]
[Date "2019.12.29"]
[Round "5"]
[White "Borensztajn, David"]
[Black "Felix, Raimundo Nascimento"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "1723"]
[BlackElo "1822"]
[PlyCount "75"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 b6 3. Bf4 Bb7 4. e3 d6 5. h3 Nbd7 6. Nbd2 Ne4 7. Nxe4 Bxe4 8. Nd2 Bb7 9. Nf3 g6 10. Be2 Bg7 11. 0-0 e5 12. dxe5 dxe5 13. Bg5 f6 14. Bh4 g5 15. Bg3 Qe7 16. c3 Nc5 17. b4 Rd8 18. Qc2 Be4 19. Qb2 Ne6 20. Rfd1 0-0 21. Qb3 Kh8 22. Bc4 Rxd1+ 23. Rxd1 Nd8 24. Bd5 Bf5 25. Qa4 c6 26. Bxc6 Nxc6 27. Qxc6 Rc8 28. Qd6 Qxd6 29. Rxd6 Kg8 30. Nd2 Rxc3 31. Nf3 h5 32. Rd2 h4 33. Bxh4 gxh4 34. Nxh4 Bd3 35. Kh2 Kf7 36. Kg3 f5 37. Nf3 e4 38. Kf4 0-1

[Event "Varandas Igarata op 1st"]
[Site "Sao Paulo"]
[Date "2019.12.29"]
[Round "4"]
[White "Dias, Joao Batista de Sou"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1877"]
[BlackElo "1723"]
[PlyCount "93"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. f4 e6 3. Nf3 g6 4. c3 Bg7 5. d3 Nc6 6. Be2 Nge7 7. 0-0 d6 8. Na3 0-0 9. Nc2 Bd7 10. Be3 Rc8 11. Qe1 Kh8 12. Ng5 f6 13. Nf3 e5 14. Qg3 b6 15. Rae1 Be6 16. b3 d5 17. fxe5 Nxe5 18. Nxe5 fxe5 19. Bg5 Qd7 20. Qh4 Ng8 21. exd5 Bxd5 22. Ne3 Be6 23. h3 a5 24. Nc4 Qc7 25. Bf3 Bf6 26. Be4 Bxg5 27. Qxg5 Bxc4 28. bxc4 Rce8 29. Rb1 Qd6 30. Qh4 Kg7 31. Qg3 Nf6 32. Qe3 Nh5 33. g3 Nf6 34. Bg2 Rd8 35. Rfd1 Nh5 36. Kh2 Rf7 37. Rb2 h6 38. Bd5 Rff8 39. Rdb1 Rb8 40. Re1 Rbe8 41. Reb1 Rb8 42. d4 cxd4 43. cxd4 Rfe8 44. dxe5 Rxe5 45. Qf2 Re7 46. Qd4+ Kh7 47. Bg8+ 1-0

[Event "Varandas Igarata op 1st"]
[Site "Sao Paulo"]
[Date "2019.12.28"]
[Round "3"]
[White "Borensztajn, David"]
[Black "De Carvalho, Vitor Augusto Ponci"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "1723"]
[BlackElo "1299"]
[PlyCount "97"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 c6 7. Nc3 Bg4 8. h3 Bxf3 9. Bxf3 Qc7 10. Qc2 Nbd7 11. Rb1 e5 12. e3 Rfd8 13. b4 exd4 14. exd4 Nb6 15. Qb3 d5 16. c5 Nbd7 17. Bf4 Qc8 18. a4 Nf8 19. Qd1 Qxh3 20. Bg2 Qd7 21. b5 Ne6 22. Bh3 Nh5 23. Be3 Qc7 24. Kg2 Nxc5 25. dxc5 Bxc3 26. Bd4 Bxd4 27. Qxd4 Ng7 28. Rh1 Re8 29. Qh4 h5 30. Rb3 Qe7 31. Qxe7 Rxe7 32. bxc6 bxc6 33. a5 Rd8 34. Rhb1 Ne6 35. Bxe6 fxe6 36. Rb7 Red7 37. a6 d4 38. Kf1 d3 39. Ke1 d2+ 40. Kd1 g5 41. Rxd7 Rxd7 42. Rb7 Rd8 43. Rxa7 h4 44. gxh4 gxh4 45. Rb7 Ra8 46. a7 Rxa7 47. Rxa7 h3 48. Kxd2 h2 49. Ra1 1-0

[Event "Varandas Igarata op 1st"]
[Site "Sao Paulo"]
[Date "2019.12.28"]
[Round "2"]
[White "Dos Santos, Lucas Aparecido"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "2015"]
[BlackElo "1723"]
[PlyCount "81"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 a6 5. Nf3 Nd7 6. Be2 e6 7. 0-0 Ne7 8. Be3 b6 9. Qd2 h6 10. Ne1 Bb7 11. f3 c5 12. Nc2 Rc8 13. Rac1 Nc6 14. b3 cxd4 15. Nxd4 Qc7 16. Kh1 Nxd4 17. Bxd4 Bxd4 18. Qxd4 Ke7 19. f4 Qc5 20. Qd2 Rcd8 21. b4 Qc7 22. Qe3 h5 23. f5 Ne5 24. fxe6 fxe6 25. Na4 Qc6 26. Nxb6 Qxe4 27. Qg5+ Ke8 28. Bf3 Nxf3 29. Rxf3 Qg4 30. Qf6 Bxf3 31. gxf3 Qf5 32. Qxh8+ Ke7 33. Qg7+ Ke8 34. Qc3 h4 35. Rg1 Kf7 36. Qe3 Rb8 37. c5 dxc5 38. bxc5 Rd8 39. Nc4 Qc2 40. Nd6+ Kg7 41. Qe5+ 1-0

[Event "Varandas Igarata op 1st"]
[Site "Sao Paulo"]
[Date "2019.12.27"]
[Round "1"]
[White "Borensztajn, David"]
[Black "Casalaspro, Mathias Andre"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "1723"]
[PlyCount "19"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. Nbd2 Nbd7 5. c4 e6 6. Qb3 b6 7. cxd5 Nxd5 8. e4 N7f6 9. exf5 exf5 10. Bb5+ 1-0

[Event "Rio de Janeiro Duchamp op 3rd"]
[Site "Rio de Janeiro"]
[Date "2019.12.08"]
[Round "3"]
[White "Souza dos Santos, Matheus Garcett"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1931"]
[BlackElo "1723"]
[PlyCount "71"]
[EventDate "2019.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Be3 Nf6 7. Nc3 d6 8. Be2 a6 9. h3 Nxd4 10. Bxd4 0-0 11. 0-0 Bd7 12. Rc1 Bc6 13. Qc2 Rc8 14. Rfd1 Qc7 15. Bg4 Nxg4 16. hxg4 Bh6 17. Qe2 Bxc1 18. Rxc1 Qd7 19. Rd1 Qe6 20. f4 f5 21. gxf5 gxf5 22. Rd3 Rf7 23. Rg3+ Kf8 24. e5 Ke8 25. b4 Kd7 26. Re3 d5 27. cxd5 Bxd5 28. Nxd5 Rc1+ 29. Kf2 Rg7 30. Nc3 Qh6 31. e6+ Ke8 32. Bxg7 Qxg7 33. Qd2 Rc2 34. Qxc2 Qh6 35. Nd5 Qh4+ 36. Rg3 1-0

[Event "Rio de Janeiro Duchamp op 3rd"]
[Site "Rio de Janeiro"]
[Date "2019.12.07"]
[Round "1"]
[White "Andrade, Roberto Luiz Costa"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2087"]
[BlackElo "1723"]
[PlyCount "123"]
[EventDate "2019.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. Nge2 e6 5. Be3 Ne7 6. Qd2 h6 7. 0-0-0 a6 8. Ng3 b6 9. f4 f5 10. Bd3 Nbc6 11. exf5 gxf5 12. Nh5 Rg8 13. Nxg7+ Rxg7 14. Be2 d5 15. Rhe1 Qd6 16. Bh5+ Kd7 17. h3 Ng8 18. Bf3 Nf6 19. g4 Ne7 20. g5 Nfg8 21. h4 Bb7 22. Kb1 Rf8 23. Rg1 hxg5 24. fxg5 f4 25. Bf2 Nf5 26. Ne2 Nge7 27. Rde1 c5 28. Qxf4 Ng6 29. Qg4 cxd4 30. Bxd4 e5 31. Bf2 Kc7 32. h5 Nh8 33. Nc1 Bc8 34. Bd1 Kb7 35. Qe2 e4 36. Nb3 Re8 37. Bd4 Rgg8 38. Qd2 Nh4 39. Qc3 Nf7 40. Bf6 Bd7 41. g6 Rc8 42. Qd2 Qxf6 43. Qxd5+ Bc6 44. Qxf7+ Qxf7 45. gxf7 Rgf8 46. Nd4 Rxf7 47. Nxc6 Rxc6 48. Rxe4 Nf3 49. Bxf3 Rxf3 50. Rg7+ Rc7 51. Rxc7+ Kxc7 52. a4 Rh3 53. Re7+ Kd6 54. Rh7 Kc5 55. b3 Kb4 56. Kb2 Rh2 57. Rh8 Kc5 58. h6 Kb4 59. h7 b5 60. Ra8 Rxh7 61. Rxa6 bxa4 62. Rxa4+ 1-0

[Event "BRA-ch Seniors 65+"]
[Site "Sao Paulo"]
[Date "2019.10.13"]
[Round "4"]
[White "Melo, Sergio Roberto Samp"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "1713"]
[BlackElo "1733"]
[PlyCount "121"]
[EventDate "2019.10.11"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. Nf3 g6 2. c4 b6 3. g3 Bb7 4. Bg2 Bg7 5. 0-0 d6 6. Nc3 Nd7 7. b3 e6 8. Bb2 Ne7 9. Qc2 0-0 10. Rad1 Rc8 11. Rfe1 a6 12. d4 c5 13. dxc5 dxc5 14. Rd2 Qc7 15. Red1 Rcd8 16. e3 Nf6 17. h3 h5 18. Rxd8 Rxd8 19. Rxd8+ Qxd8 20. Qd2 Qc7 21. Ne1 Bxg2 22. Nxg2 Nc6 23. Ne1 Ne7 24. e4 Nc6 25. Qe3 Nd7 26. Nd1 Bxb2 27. Nxb2 Qe5 28. Ned3 Qc3 29. Qc1 Qf6 30. Qf4 Qd4 31. Qc7 Nde5 32. Qxb6 Nf3+ 33. Kf1 Qxe4 34. Qxc5 Ncd4 35. Qb4 Nh2+ 36. Kg1 Nhf3+ 37. Kf1 Qe2+ 38. Kg2 Nd2 39. Qb8+ Kg7 40. Qe5+ Qxe5 41. Nxe5 Kf6 42. Nd7+ Ke7 43. Nc5 a5 44. Nb7 Nc6 45. Nd3 Nb1 46. f4 Nc3 47. a3 Nb1 48. a4 Nd2 49. Ndc5 f6 50. Kf2 Nb1 51. Ke3 e5 52. fxe5 fxe5 53. Ke4 Kf6 54. Kd5 Nb4+ 55. Kd6 Nc3 56. Nd7+ Kf5 57. g4+ hxg4 58. hxg4+ Kf4 59. Nxe5 Ne4+ 60. Ke6 Nd2 61. Nxa5 1-0

[Event "BRA-ch Seniors 65+"]
[Site "Sao Paulo"]
[Date "2019.10.12"]
[Round "3"]
[White "Borensztajn, David"]
[Black "Bastos, Ricardo Alves"]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "1733"]
[BlackElo "1416"]
[PlyCount "65"]
[EventDate "2019.10.11"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 b6 2. Bf4 Bb7 3. e3 Nf6 4. Nd2 e6 5. Ngf3 c5 6. c3 Nc6 7. Bd3 d5 8. 0-0 Bd6 9. Bg3 Bxg3 10. hxg3 h5 11. Qe2 c4 12. Bc2 Qc7 13. e4 0-0-0 14. e5 Ng4 15. b3 Na5 16. bxc4 Nxc4 17. Nxc4 dxc4 18. Nd2 Bd5 19. Be4 Rde8 20. Rab1 f5 21. Bxd5 exd5 22. Nf3 Qe7 23. Nh4 Qe6 24. f4 Rhg8 25. Nf3 Rh8 26. Nh4 Rhg8 27. a4 g6 28. Rb5 Kc7 29. Rfb1 Rb8 30. Qf3 Rgd8 31. Qe2 Qc6 32. Qa2 a5 33. Re1 1/2-1/2

[Event "BRA-ch Seniors 65+"]
[Site "Sao Paulo"]
[Date "2019.10.12"]
[Round "2"]
[White "Pascheto, Ademir Heleno"]
[Black "Borensztajn, David"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1725"]
[BlackElo "1733"]
[PlyCount "63"]
[EventDate "2019.10.11"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. Nf3 b6 2. g3 Bb7 3. Bg2 g6 4. d4 Bg7 5. 0-0 d6 6. Nc3 e6 7. e4 Nd7 8. Re1 Ne7 9. Be3 h6 10. Qd2 Nf6 11. e5 Nfd5 12. Rad1 Nxe3 13. Qxe3 d5 14. Nh4 g5 15. Nf3 Ng6 16. Rf1 Ba6 17. Rfe1 g4 18. Nd2 h5 19. f4 gxf3 20. Qxf3 Qe7 21. Ne2 h4 22. c4 c6 23. cxd5 cxd5 24. Rc1 Bh6 25. Red1 Bxe2 26. Qxe2 Qb4 27. Rc2 Qxd4+ 28. Kf1 Qxe5 29. Qb5+ Kf8 30. Nf3 Qf5 31. Qb4+ Kg7 32. g4 0-1

[Event "BRA-ch Seniors 65+"]
[Site "Sao Paulo"]
[Date "2019.10.11"]
[Round "1"]
[White "Borensztajn, David"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "1733"]
[BlackElo "2230"]
[PlyCount "100"]
[EventDate "2019.10.11"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. 0-0 e5 5. d3 Ne7 6. c4 d4 7. e3 Nbc6 8. Qc2 0-0 9. a3 a5 10. exd4 Nxd4 11. Nxd4 Qxd4 12. Be3 Qd6 13. Nc3 Nf5 14. Rad1 c6 15. Ne4 Qc7 16. b4 Nxe3 17. fxe3 f5 18. Nc3 axb4 19. axb4 Qb6 20. b5 Qxe3+ 21. Kh1 Bd7 22. bxc6 bxc6 23. Rfe1 Qc5 24. Rb1 Rfb8 25. Na4 Qa5 26. Nc3 Rxb1 27. Rxb1 e4 28. Ne2 Qa2 29. Qd1 exd3 30. Qxd3 Qxb1+ 31. Qxb1 Ra1 32. Qxa1 Bxa1 33. Kg1 Kf7 34. Nc1 Bd4+ 35. Kf1 Ke6 36. Nb3 Ke5 37. Nd2 Bb6 38. Nb3 Kd6 39. Bf3 Be6 40. Be2 Ke5 41. Kg2 g5 42. Bd3 h6 43. Kf3 Bd7 44. Ke2 Bg1 45. h4 g4 46. Kf1 Bb6 47. Kg2 f4 48. gxf4+ Kxf4 49. Bg6 Be3 50. Bf7 Bf5 0-1

[Event "American Continental 15th"]
[Site "Sao Paulo"]
[Date "2019.07.10"]
[Round "8"]
[White "Ferreira, Caio Tulio Moreira"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1579"]
[BlackElo "1777"]
[PlyCount "83"]
[EventDate "2019.07.05"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 Nc6 6. c4 Nf6 7. f3 0-0 8. Nc3 a6 9. Qd2 Nxd4 10. Bxd4 d6 11. Be2 Be6 12. 0-0 Rc8 13. b3 Bd7 14. Rac1 Qa5 15. Rfd1 Qh5 16. g4 Bxg4 17. fxg4 Nxg4 18. Bxg4 Qxg4+ 19. Qg2 Bxd4+ 20. Rxd4 Qf4 21. Rdd1 Qe3+ 22. Qf2 Qg5+ 23. Qg3 Qc5+ 24. Kg2 f5 25. exf5 Rxf5 26. h4 b5 27. Nd5 Qa7 28. Qe3 Qa8 29. Kg1 Re5 30. Qd4 Qb7 31. c5 Qd7 32. Nb6 Qh3 33. Rd3 Qe6 34. Nxc8 Re1+ 35. Rxe1 Qxe1+ 36. Kg2 Qe2+ 37. Kg3 Qe1+ 38. Qf2 Qe5+ 39. Kg2 d5 40. Re3 Qc7 41. Nxe7+ Qxe7 42. Rxe7 1-0

[Event "American Continental 15th"]
[Site "Sao Paulo"]
[Date "2019.07.09"]
[Round "7"]
[White "Borensztajn, David"]
[Black "Kikuchi Cadilhac, Mariana Sawae"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "1777"]
[BlackElo "1639"]
[PlyCount "55"]
[EventDate "2019.07.05"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. c4 c6 2. Nc3 Nf6 3. g3 d5 4. cxd5 cxd5 5. Bg2 Nc6 6. d4 e6 7. Nf3 Bd6 8. 0-0 0-0 9. Bg5 h6 10. Bxf6 Qxf6 11. e4 dxe4 12. Nxe4 Qe7 13. d5 exd5 14. Qxd5 Bc7 15. Rfe1 Be6 16. Qc5 Rae8 17. Qxe7 Rxe7 18. Nc5 Bc8 19. Rxe7 Nxe7 20. Re1 Ng6 21. h4 Rd8 22. h5 Nf8 23. Nb3 Nd7 24. Bh3 Nf6 25. Bxc8 Rxc8 26. Rc1 Nxh5 27. Nbd4 a6 28. Nf5 1/2-1/2

[Event "American Continental 15th"]
[Site "Sao Paulo"]
[Date "2019.07.09"]
[Round "6"]
[White "Passos Coutinho, Eduardo"]
[Black "Borensztajn, David"]
[Result "0-1"]
[ECO "B78"]
[WhiteElo "1728"]
[BlackElo "1777"]
[PlyCount "72"]
[EventDate "2019.07.05"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 Nf6 6. Nc3 Nc6 7. Bc4 0-0 8. Bb3 d6 9. f3 Bd7 10. Qd2 Rc8 11. 0-0-0 Ne5 12. Kb1 Nc4 13. Bxc4 Rxc4 14. h4 h5 15. Nde2 b5 16. b3 Rc8 17. Bh6 Bxh6 18. Qxh6 Qa5 19. Qd2 Qc7 20. g4 hxg4 21. h5 Kg7 22. hxg6 Rh8 23. gxf7 Kxf7 24. Rxh8 Rxh8 25. e5 dxe5 26. fxg4 Bxg4 27. Nxb5 Qb7 28. Nbc3 Rh2 29. Qe3 Qc7 30. Rd2 Rh3 31. Ng3 Be6 32. Rf2 Ke8 33. Qd3 Qb6 34. Rd2 Qg1+ 35. Kb2 Qxg3 36. Qd8+ Kf7 0-1

[Event "American Continental 15th"]
[Site "Sao Paulo"]
[Date "2019.07.08"]
[Round "5"]
[White "Borensztajn, David"]
[Black "Costa, Iaggo Bernini"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1777"]
[BlackElo "1507"]
[PlyCount "84"]
[EventDate "2019.07.05"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bg5 Bg7 5. e3 0-0 6. Be2 Nc6 7. Ne5 Bf5 8. g4 Be6 9. Nd3 b6 10. Nf4 Qd7 11. h3 Nd8 12. Bf3 c6 13. Qd3 Nb7 14. 0-0-0 Nd6 15. Rdg1 a5 16. Bxf6 exf6 17. h4 b5 18. g5 Bf5 19. Qe2 fxg5 20. hxg5 a4 21. Bg4 b4 22. Nb1 b3 23. cxb3 axb3 24. a3 Rfe8 25. Bxf5 Qxf5 26. Qd3 Qd7 27. Rh2 Qc7 28. Rgh1 Ne4 29. Rg2 Ra4 30. f3 Rc4+ 31. Kd1 Nd6 32. Nd2 Nf5 33. Re1 Nxd4 34. Nxc4 dxc4 35. Qxc4 Nxf3 36. Ree2 Qd6+ 37. Kc1 Rb8 38. Qd3 Qc5+ 39. Kb1 Ne5 40. Qd1 Nc4 41. Qc1 Bxb2 42. Rxb2 Nxa3+ 0-1

[Event "American Continental 15th"]
[Site "Sao Paulo"]
[Date "2019.07.07"]
[Round "3"]
[White "Borensztajn, David"]
[Black "Pereira Fo, Hildebrando Apolon"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1777"]
[BlackElo "1573"]
[PlyCount "94"]
[EventDate "2019.07.05"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 c5 4. c3 Nf6 5. e3 Nc6 6. Nbd2 cxd4 7. exd4 Bd6 8. Bg3 Bxg3 9. hxg3 Bd7 10. Bd3 h6 11. Ne5 Qe7 12. Ndf3 Nxe5 13. Nxe5 Bc6 14. Qe2 Qc7 15. f4 a6 16. a4 a5 17. 0-0 0-0 18. Qc2 Ne4 19. Bxe4 dxe4 20. Rfe1 f5 21. Kf2 Rf6 22. Rh1 Rc8 23. Ke3 Bd5 24. Rh5 Kf8 25. Rc1 Ke7 26. Qd1 Qb6 27. c4 Bc6 28. b3 Qb4 29. Rh4 Be8 30. Rh1 Kf8 31. c5 Bc6 32. Rc4 Qa3 33. Rc3 Qb2 34. Qd2 Qxd2+ 35. Kxd2 Bd5 36. Nd7+ Kf7 37. Ne5+ Kg8 38. Ke3 g5 39. Nd7 Rg6 40. Ne5 Rf6 41. fxg5 hxg5 42. Rf1 Rc7 43. Rf2 Rh7 44. Ke2 Rh1 45. c6 bxc6 46. Nxc6 Bxc6 47. Rxc6 Rb1 1/2-1/2

[Event "American Continental 15th"]
[Site "Sao Paulo"]
[Date "2019.07.07"]
[Round "4"]
[White "Crocitti, Daniel"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "D48"]
[WhiteElo "1873"]
[BlackElo "1777"]
[PlyCount "77"]
[EventDate "2019.07.05"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. 0-0 a6 10. a4 b4 11. Ne4 Be7 12. b3 Nxe4 13. Bxe4 Nf6 14. Bd3 c5 15. Bb2 cxd4 16. Bxd4 0-0 17. Qe2 Nd5 18. Ne5 f5 19. Rac1 Bd6 20. Nc6 Qh4 21. f4 Nf6 22. Na5 Bc8 23. Rc6 Be7 24. Bxa6 Bd7 25. Rc2 Nd5 26. Nc6 Bd6 27. Ne5 Be8 28. Bb7 Rb8 29. Bxd5 exd5 30. Bc5 Qe7 31. Rfc1 Bf7 32. Nc6 Qc7 33. Bxd6 Qxd6 34. Nxb8 Qxb8 35. Qb5 Qa7 36. Qc5 Qb7 37. Qd4 Re8 38. Rc7 Qb8 39. a5 1-0

[Event "American Continental 15th"]
[Site "Sao Paulo"]
[Date "2019.07.06"]
[Round "2"]
[White "Santos Filho, Tadeu Souza"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2057"]
[BlackElo "1777"]
[PlyCount "117"]
[EventDate "2019.07.05"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Bc4 d6 5. Nge2 Nf6 6. d3 g6 7. Nxd4 cxd4 8. Ne2 Qb6 9. 0-0 Bg7 10. h3 0-0 11. Kh1 Bd7 12. Bb3 Rac8 13. f4 Qc5 14. Ng3 Kh8 15. Rf2 Bh6 16. f5 Bxc1 17. Qxc1 Qe5 18. Qf4 g5 19. Qf3 Bc6 20. Nh5 Nxh5 21. Qxh5 f6 22. Bf7 Rxf7 23. Qxf7 d5 24. Qe6 Qxe6 25. fxe6 dxe4 26. dxe4 Bxe4 27. Rd1 d3 28. cxd3 Bd5 29. Re2 Kg7 30. Kg1 a6 31. b3 Rc6 32. Rde1 Rc3 33. Re3 Rc2 34. R1e2 Rc3 35. Kf2 Bc6 36. Ke1 Bd5 37. Kd2 Rc6 38. g3 h5 39. Re1 Rd6 40. Kc3 Rb6 41. R3e2 Rb5 42. Rf2 Rb6 43. Rfe2 Kg6 44. Kd4 Rd6 45. Kc5 Bc6 46. Rf2 Kg7 47. a4 Rd5+ 48. Kc4 Rd6 49. Rf5 Kg6 50. g4 h4 51. d4 b5+ 52. axb5 Bxb5+ 53. Kc5 Rc6+ 54. Kb4 Rd6 55. d5 Kg7 56. Kc5 Be8 57. Rf2 Bb5 58. Rc1 Kf8 59. Rxf6+ 1-0

[Event "American Continental 15th"]
[Site "Sao Paulo"]
[Date "2019.07.05"]
[Round "1"]
[White "Borensztajn, David"]
[Black "Gauche, Charles"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "1777"]
[BlackElo "2200"]
[PlyCount "52"]
[EventDate "2019.07.05"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. d3 0-0 9. a3 a5 10. b3 Be6 11. Bb2 f6 12. Rc1 Qd7 13. Nb5 Rfd8 14. a4 Rac8 15. Re1 Bb4 16. Bc3 Bxc3 17. Nxc3 Nd5 18. Qd2 Ndb4 19. Qb2 b6 20. Red1 Qf7 21. Nd2 Nd4 22. Nc4 Qh5 23. Nd2 Nxe2+ 24. Nxe2 Qxe2 25. Bf1 Nxd3 26. Bxe2 Nxb2 0-1

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2019.06.02"]
[Round "6"]
[White "Borensztajn, David"]
[Black "De Oliveira, Matheus Gabriel Men"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1780"]
[BlackElo "1800"]
[PlyCount "21"]
[EventDate "2019.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. c3 Bd6 5. Bg3 0-0 6. Nbd2 c5 7. e3 Nc6 8. Bd3 Re8 9. Ne5 Bxe5 10. dxe5 Nd7 11. f4 1/2-1/2

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2019.06.02"]
[Round "5"]
[White "Guimaraes, Diogo Duarte"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2337"]
[BlackElo "1780"]
[PlyCount "73"]
[EventDate "2019.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qe7 8. Qd3 d6 9. Nc3 Be6 10. Be3 Nf6 11. 0-0-0 Rd8 12. Nd5 Bxd5 13. exd5 Nb8 14. g4 Nxg4 15. Bb6 Rc8 16. Bh3 Nd7 17. Bxg4 Qg5+ 18. Be3 Qxg4 19. Rhg1 Qa4 20. Rxg7 Qxa2 21. Rxh7 Rxh7 22. Qxh7 Nf8 23. Qf5 Nd7 24. Rd3 Qa1+ 25. Kd2 Qxb2 26. Rb3 Qa2 27. h4 Qa5+ 28. Ke2 Qxd5 29. h5 Qc4+ 30. Kd2 e4 31. Rxb7 Qxc2+ 32. Ke1 Ne5 33. Kf1 Qc4+ 34. Kg2 Rd8 35. Bg5 Qd5 36. Qf6 e3+ 37. Kg3 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2019.06.01"]
[Round "3"]
[White "Almeida, Higor Carlos De"]
[Black "Borensztajn, David"]
[Result "1/2-1/2"]
[ECO "A85"]
[WhiteElo "1791"]
[BlackElo "1780"]
[PlyCount "50"]
[EventDate "2019.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. c4 f5 4. Nc3 Nf6 5. Bf4 d6 6. Qc2 0-0 7. g3 Nbd7 8. Bg2 c6 9. 0-0 Nh5 10. Bd2 e5 11. dxe5 dxe5 12. e4 Nc5 13. Bg5 Qe8 14. Rad1 Nf6 15. exf5 Bxf5 16. Qd2 Nce4 17. Nxe4 Nxe4 18. Qe3 Nxg5 19. Qxg5 h6 20. Qe3 Qe6 21. b3 Bg4 22. Rde1 Bxf3 23. Bxf3 Qf6 24. Bg2 Qd6 25. Rd1 Qc7 1/2-1/2

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2019.06.01"]
[Round "4"]
[White "Borensztajn, David"]
[Black "Satil, Cleberson Lima"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1780"]
[PlyCount "73"]
[EventDate "2019.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 a6 3. e3 Nf6 4. Nd2 e6 5. Ngf3 c5 6. c3 Nc6 7. Bd3 c4 8. Bc2 Be7 9. Qe2 Bd7 10. e4 0-0 11. e5 Ne8 12. h4 h6 13. Qe3 f5 14. exf6 Rxf6 15. Ne5 Rxf4 16. Qxf4 Nxe5 17. Qxe5 Bf6 18. Qh5 Nd6 19. g4 Be8 20. Bg6 Bxg6 21. Qxg6 Qe8 22. Qxe8+ Rxe8 23. f4 Bd8 24. Kf2 Kf7 25. Kg3 b5 26. a3 g6 27. Rae1 Bc7 28. Kf3 Kg7 29. Re2 Re7 30. Rhe1 Kf7 31. Nf1 Ne8 32. Ne3 Bd6 33. f5 gxf5 34. gxf5 Ng7 35. fxe6+ Rxe6 36. Nxd5 Rg6 37. Rg2 1-0

[Event "Cuiaba Contaud op"]
[Site "Cuiaba"]
[Date "2019.05.31"]
[Round "1.50"]
[White "Marquezini, Paulo Eduardo Seben"]
[Black "Borensztajn, David"]
[Result "0-1"]
[ECO "B21"]
[BlackElo "1780"]
[PlyCount "9"]
[EventDate "2019.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. f3 a6 4. h3 e5 5. f4 0-1

[Event "Joao Pessoa Fischer Memorial 9th"]
[Site "Joao Pessoa"]
[Date "2018.03.18"]
[Round "5"]
[White "Borensztajn, David"]
[Black "Leite, Ranieri Lopes"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1848"]
[PlyCount "123"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. d4 e6 2. Bf4 Nf6 3. e3 b6 4. Qf3 Nc6 5. Nc3 Bb4 6. Be2 Bb7 7. Qg3 Qe7 8. Bf3 Na5 9. Nge2 Bxf3 10. Qxf3 d5 11. 0-0 a6 12. e4 dxe4 13. Nxe4 Nxe4 14. Qxe4 0-0 15. a3 Bd6 16. Bd2 Nc4 17. Bc3 f5 18. Qd3 b5 19. f4 Rad8 20. Rae1 Kh8 21. Rf3 Rf6 22. Kh1 Rh6 23. Rh3 Rh4 24. Qg3 Rg4 25. Qf3 Rf8 26. Rg3 a5 27. b3 Nxa3 28. Rxg4 fxg4 29. Qe3 c6 30. g3 b4 31. Bb2 Nb5 32. Qe4 Qd7 33. Nc1 Nc7 34. Nd3 Qe8 35. Nf2 h5 36. Kg2 Rf6 37. d5 cxd5 38. Qe3 Rf7 39. Qb6 Qd7 40. Qxa5 Qc6 41. Re2 Kh7 42. Kf1 Rf5 43. Qa1 Bf8 44. Be5 Nb5 45. Qa5 d4 46. Qd8 Nc3 47. Rd2 Ne4 48. Nxe4 Qxe4 49. Qxd4 Qc6 50. Qf2 Bc5 51. Qg2 Qb5+ 52. Qe2 Qb7 53. Qg2 Qf7 54. Qe4 g5 55. Kg2 h4 56. gxh4 gxh4 57. Rd8 Kg6 58. Rc8 h3+ 59. Kg3 Qa7 60. Kxg4 Qe7 61. Rg8+ Kh6 62. Rg7 1/2-1/2

[Event "Joao Pessoa Fischer Memorial 9th"]
[Site "Joao Pessoa"]
[Date "2018.03.18"]
[Round "6"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Borensztajn, David"]
[Result "0-1"]
[ECO "B34"]
[BlackElo "1848"]
[PlyCount "120"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 Nc6 6. Nc3 Nf6 7. f3 0-0 8. Qd2 d5 9. Nxc6 bxc6 10. 0-0-0 Qc7 11. exd5 cxd5 12. Nxd5 Nxd5 13. Qxd5 Be6 14. Qc5 Qb7 15. Qb5 Qc7 16. Qa4 Qe5 17. Qd4 Qa5 18. Qc5 Qxa2 19. Qa3 Qxa3 20. bxa3 Rfc8 21. Bd4 Bh6+ 22. Rd2 Bf5 23. c3 Rab8 24. Kd1 Bxd2 25. Kxd2 Rb2+ 26. Ke3 Ra2 27. g4 Bd7 28. Ba6 Re8 29. Rd1 Rxa3 30. Bxa7 Bc6 31. Kf4 Rxa6 32. Bc5 e5+ 33. Kg3 e4 34. fxe4 Bxe4 35. Bd4 Ra3 36. Re1 Bc6 37. Rxe8+ Bxe8 38. Bf6 Bc6 39. Kf4 Ra4+ 40. Bd4 Ra5 41. h4 h5 42. Bb6 Rb5 43. Bd8 Bd7 44. gxh5 gxh5 45. Be7 Be6 46. Bg5 Kg7 47. Ke4 Kg6 48. Bd2 Rd5 49. Be1 f6 50. Bf2 Rd1 51. Bd4 Rh1 52. Bf2 Rf1 53. Bg3 Rg1 54. Bf2 Rg4+ 55. Kd3 Kf5 56. Ke3 Ke5 57. Kd3 Bc4+ 58. Kd2 Ke4 59. Kc2 Rg2 60. Kd1 Rh2 0-1

[Event "Joao Pessoa Fischer Memorial 9th"]
[Site "Joao Pessoa"]
[Date "2018.03.17"]
[Round "3"]
[White "Borensztajn, David"]
[Black "De Moura Filho, Eny Nobrega"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1848"]
[BlackElo "1409"]
[PlyCount "61"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. d4 e6 2. Bf4 Nf6 3. Nd2 d5 4. e3 Be7 5. Bd3 Nc6 6. c3 Bd6 7. Bg5 h6 8. Bh4 g5 9. Bg3 Bxg3 10. hxg3 Qd6 11. Ngf3 e5 12. dxe5 Nxe5 13. Nxe5 Qxe5 14. Nf3 Qe7 15. Nxg5 Ng4 16. Nf3 Be6 17. Nd4 0-0-0 18. Rh4 h5 19. Qa4 Qf6 20. Nf3 Kb8 21. Qc2 Rd6 22. 0-0-0 Bd7 23. Rdh1 Ne5 24. Nxe5 Qxe5 25. Rf4 Rf6 26. Rhh4 Rxf4 27. Rxf4 Qg7 28. Rh4 Bg4 29. Bf5 Bxf5 30. Qxf5 d4 31. Rxd4 1-0

[Event "Joao Pessoa Fischer Memorial 9th"]
[Site "Joao Pessoa"]
[Date "2018.03.17"]
[Round "4"]
[White "Fiaes, Mario Henrique"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "2147"]
[BlackElo "1848"]
[PlyCount "69"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Bc4 0-0 8. f3 d6 9. Qd2 Bd7 10. 0-0-0 Rc8 11. Bb3 Ne5 12. h4 h5 13. g4 Nc4 14. Bxc4 Rxc4 15. Rdg1 b5 16. gxh5 b4 17. Nce2 Nxh5 18. Ng3 Nxg3 19. Rxg3 Qa5 20. Kb1 Qe5 21. Rg5 Qf6 22. Rd1 Rfc8 23. h5 Rxc2 24. Qxb4 R2c4 25. Qd2 Rc2 26. Qd3 R2c5 27. Rdg1 Rxg5 28. Rxg5 Bh6 29. Rg1 Bxe3 30. Qxe3 Kg7 31. hxg6 fxg6 32. f4 e5 33. Ne2 exf4 34. Nxf4 Be8 35. Nh5+ 1-0

[Event "Joao Pessoa Fischer Memorial 9th"]
[Site "Joao Pessoa"]
[Date "2018.03.16"]
[Round "2"]
[White "Bezerra, Flavio Rodrigo Cost"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2067"]
[BlackElo "1848"]
[PlyCount "107"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 c5 5. c3 Qb6 6. Qb3 d6 7. Nbd2 Nh5 8. Bg3 Nxg3 9. hxg3 Qxb3 10. axb3 cxd4 11. exd4 0-0 12. Bd3 Nc6 13. b4 e5 14. d5 Ne7 15. Nc4 Rd8 16. Nb6 Bg4 17. Nxa8 Rxa8 18. 0-0 h6 19. Bc4 Bd7 20. Rfe1 Kf8 21. Nd2 f5 22. Bb3 b5 23. Ra6 Nc8 24. Rea1 Ke7 25. Bc2 e4 26. g4 Kf6 27. gxf5 gxf5 28. f3 e3 29. Nb3 Ke5 30. Nd4 Bf6 31. Bd3 Bd8 32. f4+ Kxf4 33. Rf1+ Ke5 34. Bxf5 Bxf5 35. Rxf5+ Ke4 36. Rf8 Nb6 37. Kf1 Kd3 38. g3 Kd2 39. Re8 Nc4 40. b3 Nb6 41. Nxb5 Bg5 42. Ra2+ Kd3 43. Rxa8 Nxa8 44. Nxd6 Nb6 45. c4 Be7 46. Nf5 Bxb4 47. Nxe3 Kxe3 48. Rxa7 Bd6 49. Kg2 Kd4 50. Rh7 Kc5 51. Rxh6 Nc8 52. g4 Bf4 53. Rc6+ Kd4 54. Rxc8 1-0

[Event "Joao Pessoa Fischer Memorial 9th"]
[Site "Joao Pessoa"]
[Date "2018.03.16"]
[Round "1"]
[White "Borensztajn, David"]
[Black "De Sousa Neto, Manoel Pereira"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1848"]
[BlackElo "1513"]
[PlyCount "101"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. d4 c6 2. Bf4 d5 3. Nd2 Bf5 4. e3 e6 5. c3 Bd6 6. Bg3 Nf6 7. Qb3 Bxg3 8. hxg3 Qc7 9. Ngf3 Nbd7 10. Be2 0-0 11. c4 Ne4 12. Nxe4 Bxe4 13. Bd3 Rab8 14. Bxe4 dxe4 15. Nd2 Qa5 16. Ke2 f5 17. Rh4 Rfd8 18. Qc3 Qxc3 19. bxc3 b5 20. f3 exf3+ 21. gxf3 b4 22. cxb4 Rxb4 23. Rhh1 Rdb8 24. Rhb1 Rb2 25. Rxb2 Rxb2 26. Kd3 Nf6 27. Kc3 Rb7 28. Nb3 Nd7 29. Na5 Rc7 30. c5 Kf7 31. Rb1 Kf6 32. Nc4 e5 33. Nd6 Ke6 34. Ne8 Rc8 35. Nxg7+ Kf6 36. Nh5+ Kg6 37. g4 fxg4 38. fxg4 Kg5 39. Rb7 exd4+ 40. exd4 Nf8 41. Rxa7 Kxg4 42. Nf6+ Kf4 43. Nxh7 Ne6 44. Nf6 Nc7 45. a4 Kf5 46. Nd7 Nd5+ 47. Kd3 Nb4+ 48. Kd2 Ke4 49. Nb6 Rd8 50. Kc3 Rxd4 51. Re7+ 1-0

[Event "Brasilia Terraviva op"]
[Site "Brasilia"]
[Date "2018.01.14"]
[Round "6"]
[White "Baeta, Marcio Netto"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "1972"]
[BlackElo "1855"]
[PlyCount "61"]
[EventDate "2018.01.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Bg7 3. c4 Nf6 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 c6 10. Nxe5 Re8 11. f4 Nbd7 12. Nxd7 Nxd7 13. e5 Nc5 14. 0-0 Be6 15. b4 Nd7 16. Ne4 h6 17. Bh4 Bf8 18. Rad1 Nb6 19. Nf6+ Kg7 20. Nxe8+ Rxe8 21. a3 Nxc4 22. Bf6+ Kg8 23. f5 gxf5 24. Rd3 Kh7 25. Rg3 Nd2 26. Bd3 Nxf1 27. Kxf1 Rc8 28. Rf3 c5 29. Rxf5 Kg8 30. Rf3 cxb4 31. Rg3+ 1-0

[Event "Brasilia Terraviva op"]
[Site "Brasilia"]
[Date "2018.01.14"]
[Round "7"]
[White "Borensztajn, David"]
[Black "Fonseca, Bianca Moura"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1855"]
[PlyCount "97"]
[EventDate "2018.01.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nc6 3. e3 Nf6 4. Nf3 e6 5. Nbd2 Bd6 6. Bg5 0-0 7. Bd3 Bd7 8. c3 h6 9. Bh4 Qe7 10. Qe2 e5 11. dxe5 Bxe5 12. Nxe5 Qxe5 13. Bg3 Qe6 14. Bxc7 Rae8 15. Nf3 Ng4 16. Rd1 d4 17. cxd4 Nb4 18. Bc4 Nd5 19. Ne5 f6 20. Nxg4 Qxg4 21. Qxg4 Bxg4 22. Bxd5+ Be6 23. Bxe6+ Rxe6 24. 0-0 Rc8 25. d5 Re7 26. d6 Rd7 27. e4 Kf7 28. f4 Ke6 29. Rfe1 f5 30. g3 Kf6 31. exf5 b6 32. g4 Kf7 33. Kf2 Re8 34. Rxe8 Kxe8 35. Re1+ Kf7 36. h4 h5 37. g5 g6 38. f6 Kf8 39. Kf3 b5 40. f5 a6 41. fxg6 b4 42. Re7 Rxe7 43. fxe7+ Ke8 44. g7 Kf7 45. g8Q+ Kxg8 46. e8Q+ Kg7 47. d7 Kh7 48. Qf7+ Kh8 49. d8R# 1-0

[Event "Brasilia Terraviva op"]
[Site "Brasilia"]
[Date "2018.01.13"]
[Round "5"]
[White "Borensztajn, David"]
[Black "Balzani, Diones"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1855"]
[BlackElo "1663"]
[PlyCount "65"]
[EventDate "2018.01.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. Nd2 e6 5. Ngf3 Bd6 6. Bg5 h6 7. Bh4 Nbd7 8. Be2 c6 9. c4 b6 10. Qa4 Qc7 11. cxd5 cxd5 12. 0-0 0-0 13. Rac1 Qd8 14. Rc6 g5 15. Rxd6 gxh4 16. Ne5 Qc7 17. Nxd7 Qxd6 18. Nxf6+ Kg7 19. Nh5+ Kg6 20. Nf4+ Kh7 21. g4 Rg8 22. h3 Bg6 23. Nxg6 fxg6 24. Nf3 Qd8 25. Rc1 g5 26. Rc6 Qf6 27. Qc2+ Kh8 28. Rc7 Rg7 29. Rc6 Rgg8 30. b4 Rge8 31. Ne5 Kg8 32. Rc7 Rf8 33. Qh7# 1-0

[Event "Brasilia Terraviva op"]
[Site "Brasilia"]
[Date "2018.01.13"]
[Round "4"]
[White "Okamura, Milton Kasuo"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "2019"]
[BlackElo "1855"]
[PlyCount "63"]
[EventDate "2018.01.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. b4 Nd7 10. Nd2 f5 11. a4 f4 12. Bg4 g5 13. Ba3 b6 14. c5 bxc5 15. bxc5 dxc5 16. Nb3 c4 17. Nd2 Ba6 18. Nf3 Ng6 19. Be6+ Kh8 20. Bxd7 Qxd7 21. Bxf8 Bxf8 22. Nxg5 Bc5 23. Ne6 Be7 24. Nb5 Bxb5 25. axb5 Rg8 26. Qh5 Bd6 27. Rxa7 Qxb5 28. Qf5 Be7 29. Rxc7 Qb4 30. Ng5 h6 31. Nf7+ Kh7 32. d6 1-0

[Event "Brasilia Terraviva op"]
[Site "Brasilia"]
[Date "2018.01.12"]
[Round "3"]
[White "Borensztajn, David"]
[Black "Olivo, Anibal Ribeiro"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1855"]
[BlackElo "1576"]
[PlyCount "41"]
[EventDate "2018.01.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 0-0 6. Nf3 Nbd7 7. Bh6 c5 8. h4 cxd4 9. Nxd4 Nc5 10. f3 a6 11. h5 Ne6 12. Nxe6 Bxe6 13. hxg6 fxg6 14. Bxg7 Kxg7 15. Qh6+ Kg8 16. 0-0-0 Rc8 17. e5 Rf7 18. exf6 exf6 19. Qe3 Re7 20. Qd4 Rec7 21. Qxd6 1-0

[Event "Brasilia Terraviva op"]
[Site "Brasilia"]
[Date "2018.01.12"]
[Round "2"]
[White "Garcia, Gabriel Gonzaga"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2199"]
[BlackElo "1855"]
[PlyCount "61"]
[EventDate "2018.01.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. h3 Bg7 6. d3 e6 7. Nc3 Ne7 8. Be3 b6 9. Qd2 0-0 10. Bh6 Bxh6 11. Qxh6 f6 12. g4 Kh8 13. e5 Ng8 14. Qe3 f5 15. gxf5 exf5 16. h4 f4 17. Qe2 Bg4 18. 0-0-0 b5 19. Qe4 b4 20. Na4 Qd5 21. Ng5 Bxd1 22. Rxd1 Qxa2 23. Qxc6 h6 24. Qxg6 hxg5 25. hxg5 Qa1+ 26. Kd2 Qxd1+ 27. Kxd1 Rac8 28. e6 Rfe8 29. Nxc5 Ne7 30. Qh6+ Kg8 31. Nd7 1-0

[Event "Brasilia Terraviva op"]
[Site "Brasilia"]
[Date "2018.01.11"]
[Round "1"]
[White "Borensztajn, David"]
[Black "Dorneles, Luiz Eduardo Fonsec"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1855"]
[BlackElo "1737"]
[PlyCount "117"]
[EventDate "2018.01.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 e6 2. Bf4 Be7 3. Nd2 Nf6 4. e3 0-0 5. Bd3 b6 6. Ngf3 Ba6 7. c4 Nc6 8. a3 Re8 9. b4 Bd6 10. Bxd6 cxd6 11. b5 Bb7 12. bxc6 Bxc6 13. 0-0 Bxf3 14. Qxf3 Rb8 15. e4 Qe7 16. e5 dxe5 17. dxe5 Rec8 18. exf6 Qxf6 19. Qxf6 gxf6 20. Rac1 d5 21. cxd5 Rxc1 22. Rxc1 exd5 23. Ba6 b5 24. Rc8+ Rxc8 25. Bxc8 Kf8 26. Bb7 Ke7 27. Bxd5 f5 28. Kf1 f6 29. Ke2 Kd6 30. Bg8 h6 31. Nb3 a6 32. Ke3 Ke5 33. f4+ Kd6 34. Kd4 Kc7 35. Be6 Kb6 36. Bxf5 a5 37. g4 a4 38. Nc1 Ka5 39. Na2 Ka6 40. Nb4+ Ka7 41. h4 Kb7 42. Kc5 Kc7 43. Nd5+ Kd8 44. Kxb5 Ke8 45. Nxf6+ Ke7 46. Ng8+ Kf7 47. Nxh6+ Kg7 48. g5 Kf8 49. h5 Ke8 50. Ng4 Kf8 51. Kxa4 Ke8 52. Kb5 Kf8 53. a4 Ke8 54. Kb6 Ke7 55. a5 Ke8 56. a6 Kd8 57. a7 Ke7 58. a8Q Kd6 59. Qd8# 1-0

[Event "Pan American-ch Seniors 65"]
[Site "Neiva"]
[Date "2017.10.16"]
[Round "9"]
[White "Jaramillo, Eduardo Alonso"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1969"]
[BlackElo "1873"]
[PlyCount "49"]
[EventDate "2017.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. Nf3 Nf6 5. Bb5+ Nc6 6. 0-0 Bg4 7. Be2 e6 8. d3 Rd8 9. Nbd2 Bf5 10. Ne1 Be7 11. Nc4 Bg6 12. Bf3 Qd7 13. Bxc6 Qxc6 14. Ne5 Qd5 15. Qa4+ Kf8 16. Bf4 Nh5 17. Nxg6+ hxg6 18. Bc7 Bd6 19. Bxd6+ Qxd6 20. g3 b5 21. Qc2 Nf4 22. gxf4 Qxf4 23. f3 Rd5 24. Rf2 Rdh5 25. Rd2 1-0

[Event "Pan American-ch Seniors 65"]
[Site "Neiva"]
[Date "2017.10.15"]
[Round "8"]
[White "Borensztajn, David"]
[Black "Sepulveda, Julio Orlando"]
[Result "1/2-1/2"]
[ECO "A38"]
[WhiteElo "1873"]
[BlackElo "2121"]
[PlyCount "55"]
[EventDate "2017.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 Nf6 4. c4 g6 5. Nc3 Bg7 6. 0-0 0-0 7. e3 e6 8. b3 d5 9. Bb2 dxc4 10. bxc4 Na5 11. Qe2 b6 12. d4 Ba6 13. Nb5 cxd4 14. Nfxd4 Rc8 15. Rac1 Qd7 16. Rfd1 e5 17. Nc6 Qe6 18. Rd6 Qe8 19. Nxa5 Bxb5 20. cxb5 Rxc1+ 21. Bxc1 bxa5 22. Bc6 Qb8 23. Qd2 Rc8 24. Ba3 Qc7 25. Bb2 Qe7 26. Ba3 Qc7 27. Bb2 Qe7 28. a4 1/2-1/2

[Event "Pan American-ch Seniors 65"]
[Site "Neiva"]
[Date "2017.10.15"]
[Round "7"]
[White "Cuellar, Guillermo"]
[Black "Borensztajn, David"]
[Result "0-1"]
[ECO "A85"]
[BlackElo "1873"]
[PlyCount "54"]
[EventDate "2017.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. Bf4 Be7 5. h3 d6 6. Nf3 0-0 7. e3 Qe8 8. Be2 Nbd7 9. Nb5 Bd8 10. Nc3 a5 11. a4 h6 12. Qb3 e5 13. dxe5 dxe5 14. Bh2 f4 15. 0-0 e4 16. Nd4 f3 17. c5+ Kh8 18. Ne6 fxe2 19. Nxe2 Rg8 20. Bxc7 Nxc5 21. Nxc5 Bxc7 22. Ng3 b6 23. Ncxe4 Nxe4 24. Qd5 Nxg3 25. fxg3 Qxe3+ 26. Rf2 Ba6 27. Qd2 Qxg3 0-1

[Event "Pan American-ch Seniors 65"]
[Site "Neiva"]
[Date "2017.10.14"]
[Round "5"]
[White "Borensztajn, David"]
[Black "Sears, Frank"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1873"]
[BlackElo "1858"]
[PlyCount "35"]
[EventDate "2017.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 c6 4. Nf3 Bf5 5. h3 e6 6. e3 Bd6 7. Ne5 Qc7 8. g4 Bg6 9. h4 h5 10. Nxg6 fxg6 11. Bxd6 Qxd6 12. g5 Nfd7 13. Qd3 Nf8 14. Bh3 Nbd7 15. e4 Rd8 16. exd5 exd5 17. 0-0-0 Qf4+ 18. Kb1 1-0

[Event "Pan American-ch Seniors 65"]
[Site "Neiva"]
[Date "2017.10.14"]
[Round "6"]
[White "Ramirez, Alvaro"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1449"]
[BlackElo "1873"]
[PlyCount "75"]
[EventDate "2017.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Bc4 Qc7 4. d3 Nc6 5. a3 a6 6. 0-0 b5 7. Ba2 Nf6 8. h3 Bb7 9. Re1 d6 10. Bf4 Be7 11. Nbd2 0-0 12. c3 Nd7 13. Ng5 Nde5 14. Qh5 Bxg5 15. Bxg5 Ne7 16. Qh4 N7g6 17. Qg3 Qd7 18. f4 h6 19. fxe5 hxg5 20. Nf3 dxe5 21. Nxg5 Rfe8 22. Rad1 Rad8 23. Qg4 Qc6 24. Qg3 Bc8 25. Nf3 c4 26. d4 Nf4 27. Nxe5 Qd6 28. Qxf4 f6 29. Ng6 Qb6 30. e5 f5 31. Qg5 Kf7 32. Nf4 Rh8 33. Bb1 Rh6 34. g4 Rdh8 35. gxf5 exf5 36. Bxf5 Bb7 37. e6+ Kg8 38. e7 1-0

[Event "Pan American-ch Seniors 65"]
[Site "Neiva"]
[Date "2017.10.12"]
[Round "3"]
[White "Borensztajn, David"]
[Black "Herrera, Cristobal"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "1873"]
[PlyCount "24"]
[EventDate "2017.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d6 3. Nf3 e6 4. h3 Bd7 5. e3 Be7 6. Bd3 Bc6 7. Nbd2 Nd5 8. Bg3 Nb4 9. Be2 Nd7 10. c3 Nd5 11. Bd3 N7b6 12. 0-0 f5 1/2-1/2

[Event "Pan American-ch Seniors 65"]
[Site "Neiva"]
[Date "2017.10.12"]
[Round "4"]
[White "Zambrano, Carlos Augusto"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "1896"]
[BlackElo "1873"]
[PlyCount "73"]
[EventDate "2017.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 c5 2. f4 e6 3. Nf3 Nc6 4. g3 g6 5. Bg2 Bg7 6. Nc3 Nge7 7. d3 d6 8. Ne2 Nd4 9. c3 Nxf3+ 10. Bxf3 Rb8 11. a4 b6 12. Be3 Bb7 13. 0-0 0-0 14. Qc2 d5 15. g4 f5 16. gxf5 exf5 17. e5 Kf7 18. d4 c4 19. b4 cxb3 20. Qxb3 Ba6 21. Rf2 Bc4 22. Qb2 Rc8 23. Kh1 Qc7 24. Bd2 Rg8 25. h4 Nc6 26. Rg1 Qe7 27. Rh2 Rh8 28. h5 Rhe8 29. Ng3 Qd7 30. Nf1 Na5 31. Ne3 Rc6 32. Be1 Rh8 33. Qg2 Bh6 34. Nxd5 Qe6 35. Ne3 Qc8 36. Nxc4 Rxc4 37. hxg6+ 1-0

[Event "Pan American-ch Seniors 65"]
[Site "Neiva"]
[Date "2017.10.11"]
[Round "2"]
[White "Gomez Marin, Fernando Antonio"]
[Black "Borensztajn, David"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "1574"]
[BlackElo "1873"]
[PlyCount "32"]
[EventDate "2017.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 d6 2. f4 g6 3. e3 Bg7 4. Bd3 Nd7 5. Nf3 e5 6. dxe5 dxe5 7. fxe5 Qe7 8. 0-0 Nxe5 9. Nxe5 Qxe5 10. Qf3 Nf6 11. Nd2 0-0 12. Nc4 Qc5 13. Rb1 Be6 14. b3 Qd5 15. Bb2 Qxf3 16. Rxf3 Nd7 0-1

