[Event "New York Marshall 03"]
[Site "New York"]
[Date "2024.03.02"]
[Round "2"]
[White "Chen, Derek"]
[Black "Hughes, John L"]
[Result "1/2-1/2"]
[ECO "B60"]
[WhiteElo "1928"]
[BlackElo "2190"]
[PlyCount "81"]
[EventDate "2024.03.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 Qb6 7. Nb3 e6 8. Qd2 Be7 9. Bxf6 Bxf6 10. Qxd6 Be7 11. Qd2 0-0 12. Bd3 Rd8 13. 0-0 a5 14. Na4 Qc7 15. Qe3 Ne5 16. Bb5 Bd7 17. Bxd7 Rxd7 18. Qb6 Nc4 19. Qxc7 Rxc7 20. Nd4 Rd8 21. c3 e5 22. Nb5 Rcd7 23. b3 Nd6 24. Nxd6 Rxd6 25. c4 Rd2 26. Rfe1 Bb4 27. Kf1 R8d3 28. f3 h5 29. Re2 Rxe2 30. Kxe2 Rd2+ 31. Kf1 h4 32. h3 Kh7 33. a3 Be7 34. c5 Bg5 35. Rb1 Ra2 36. Rb2 Rxa3 37. Ke2 Bc1 38. Rc2 Bg5 39. Rb2 Bc1 40. Rc2 Bg5 41. Rb2 1/2-1/2

[Event "New York Marshall 03"]
[Site "New York"]
[Date "2024.03.02"]
[Round "3"]
[White "Hebbar, Eshaan"]
[Black "Chen, Derek"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2187"]
[BlackElo "1928"]
[PlyCount "111"]
[EventDate "2024.03.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. a3 Bxd2+ 6. Qxd2 d6 7. Nc3 Nbd7 8. g3 0-0 9. Bg2 Re8 10. 0-0 e5 11. Rad1 exd4 12. Qxd4 Nc5 13. b4 Nce4 14. Nxe4 Rxe4 15. Qd3 Qe8 16. Nd4 Re7 17. Rfe1 Bd7 18. Bxb7 Rb8 19. Qf3 axb4 20. axb4 Ne4 21. Bxe4 Rxe4 22. b5 Qe5 23. Qd3 Re8 24. e3 h5 25. h4 Bg4 26. Ra1 g5 27. hxg5 Qxg5 28. Ra8 R4e7 29. Rea1 h4 30. Nc6 Re6 31. Qd5 Qf6 32. Qd4 Qg6 33. Qf4 hxg3 34. Qxg3 Rxa8 35. Rxa8+ Kg7 36. Ra1 Qh5 37. f3 Rg6 38. Ne7 Rg5 39. f4 Rc5 40. Ra4 Qh3 41. Qxh3 Bxh3 42. Nd5 Be6 43. e4 f5 44. Ra7 Bxd5 45. exd5 Kg6 46. Ra4 Kh5 47. Kf2 Kg4 48. Ke3 Kg3 49. Rb4 Kg4 50. Kd4 Kxf4 51. b6 cxb6 52. Rxb6 Ra5 53. Rxd6 Ra1 54. Rf6 Rd1+ 55. Kc5 Kg5 56. Rf8 1-0

[Event "Philadelphia op 16th"]
[Site "Philadelphia"]
[Date "2023.06.24"]
[Round "2"]
[White "Chen, Derek"]
[Black "Yanayt, Eugene"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1823"]
[BlackElo "2060"]
[PlyCount "113"]
[EventDate "2023.06.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Nbd7 9. g4 b5 10. g5 b4 11. Nd5 Nxd5 12. exd5 Bf5 13. Bd3 Bxd3 14. Qxd3 g6 15. h4 Bg7 16. h5 0-0 17. 0-0-0 a5 18. Qe2 Qc7 19. Nd2 Rfc8 20. Ne4 a4 21. Kb1 Ra5 22. Rd2 Rb8 23. Qh2 Rbb5 24. hxg6 hxg6 25. Qh4 Kf8 26. Nf6 Qd8 27. Ne4 Ke7 28. f4 Rxd5 29. Rxd5 Rxd5 30. f5 gxf5 31. g6+ Nf6 32. Nxf6 Bxf6 33. Qh7 Qf8 34. Bh6 Qe8 35. g7 Bxg7 36. Bxg7 e4 37. Qh4+ Kd7 38. Bh6 a3 39. Bg7 Qe6 40. Qe1 Rb5 41. Qe3 Ra5 42. Qb6 Qd5 43. Bf6 axb2 44. Qd8+ Kc6 45. Qc8+ Kb5 46. Qd7+ Ka6 47. Bxb2 Rc5 48. Qa4+ Ra5 49. Qxb4 e3 50. Re1 e2 51. Kc1 Rb5 52. Qd4 Qe6 53. a4 Qh6+ 54. Kb1 Rb6 55. Rxe2 f4 56. Qc4+ Ka5 57. Ka2 1-0

[Event "PNWCC Online blitz JP 8th"]
[Site "Chess.com INT"]
[Date "2020.05.02"]
[Round "3"]
[White "Chen, Derek"]
[Black "Doric, Darko"]
[Result "0-1"]
[ECO "B61"]
[WhiteElo "1854"]
[BlackElo "2484"]
[PlyCount "124"]
[EventDate "2020.05.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Bd7 7. Qd2 Rc8 8. Be2 Nxd4 9. Qxd4 Qa5 10. Bxf6 gxf6 11. 0-0 h5 12. Bd3 h4 13. Nd5 Qc5 14. Qxc5 Rxc5 15. f4 f5 16. b4 Rc8 17. exf5 Bc6 18. Ne3 Bg7 19. Rad1 Bd4 20. Kf2 Bxe3+ 21. Kxe3 Bxg2 22. Rg1 h3 23. Kd4 Kf8 24. Rde1 Rh4 25. Ke3 Kg7 26. Re2 Kf6 27. Rb1 b6 28. a4 d5 29. Ra1 d4+ 30. Kxd4 Rxf4+ 31. Ke3 Rxb4 32. a5 Rc5 33. axb6 axb6 34. Ra7 Re5+ 35. Kd2 Rxe2+ 36. Kxe2 Rb1 37. Kf2 Rh1 38. Kg3 Re1 39. Ra6 Rb1 40. Ra7 Rb4 41. Rc7 e6 42. fxe6 fxe6 43. Rd7 e5 44. Rd6+ Ke7 45. Rh6 Rb2 46. Bf5 Kf7 47. Rd6 Rb5 48. Bg4 e4 49. Bh5+ Ke7 50. Rh6 Rc5 51. Rh7+ Kf6 52. Bd1 Rg5+ 53. Kf4 Rf5+ 54. Ke3 Rc5 55. Rh6+ Ke5 56. Rxb6 Rc3+ 57. Kf2 e3+ 58. Ke2 Bd5 59. Rb5 Kd4 60. Rb4+ Bc4+ 61. Kf3 e2+ 62. Kf2 exd1Q 0-1

[Event "PNWCC Online blitz JP 8th"]
[Site "Chess.com INT"]
[Date "2020.05.02"]
[Round "1"]
[White "Chen, Derek"]
[Black "Guseinov, Gadir"]
[Result "0-1"]
[ECO "B35"]
[WhiteElo "1854"]
[BlackElo "2665"]
[PlyCount "70"]
[EventDate "2020.05.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[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 g6 5. Nc3 Bg7 6. Be3 Nf6 7. f3 0-0 8. Bc4 Qb6 9. Qd2 Nxe4 10. Nxe4 Bxd4 11. Bxd4 Qxd4 12. Qxd4 Nxd4 13. Kd2 Nc6 14. Ke3 d6 15. c3 Kg7 16. Rhd1 h5 17. b4 Bf5 18. Ng3 Bd7 19. a4 Rac8 20. Be2 Ne5 21. Kd4 Rc7 22. c4 Rfc8 23. Rdc1 Be6 24. c5 Nc6+ 25. Kc3 dxc5 26. bxc5 Na5 27. Ne4 Nb3 28. Rcb1 Nxa1 29. Rxa1 Bd5 30. Kd4 Bxe4 31. fxe4 Rxc5 32. Rb1 e5+ 33. Ke3 b6 34. Bb5 Rc2 35. Kf3 R8c3+ 0-1

[Event "PNWCC Online blitz JP 8th"]
[Site "Chess.com INT"]
[Date "2020.05.02"]
[Round "8"]
[White "Chen, Derek"]
[Black "Myers, Dominique"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1854"]
[BlackElo "1990"]
[PlyCount "107"]
[EventDate "2020.05.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. Qe2 d6 8. c3 Bb6 9. Rd1 0-0 10. h3 Qe7 11. d3 Nd8 12. Nbd2 Ne6 13. Nf1 Nf4 14. Bxf4 exf4 15. Qd2 g5 16. Nxg5 Nh5 17. Nf3 Qf6 18. Kh2 Kh8 19. Qe2 Rg8 20. N1d2 Bd7 21. d4 Rg6 22. Rg1 Rag8 23. e5 Qg7 24. Nh4 Rg3 25. Qxh5 dxe5 26. Qxe5 f6 27. Qxf4 Rg5 28. Ndf3 Rh5 29. Bxg8 Kxg8 30. Qg3 c5 31. Qxg7+ Kxg7 32. Rae1 Kf7 33. g4 Rd5 34. Re3 cxd4 35. Nxd4 Bc7+ 36. Kg2 b4 37. Rge1 Bd6 38. Nhf5 Bf8 39. c4 Ra5 40. b3 Rxa2 41. R1e2 Ra1 42. Re7+ Bxe7 43. Rxe7+ Kf8 44. Rxd7 Rd1 45. Ra7 h5 46. c5 hxg4 47. hxg4 Rc1 48. c6 Ke8 49. Rxa6 Kf7 50. Ra7+ Ke8 51. c7 Kd7 52. Nb5 Rc3 53. Nfd6 Rxb3 54. c8Q# 1-0

[Event "PNWCC Online blitz JP 8th"]
[Site "Chess.com INT"]
[Date "2020.05.02"]
[Round "6"]
[White "Chen, Derek"]
[Black "Tian, Eddy"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "1854"]
[BlackElo "2204"]
[PlyCount "80"]
[EventDate "2020.05.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. c3 0-0 8. Bd3 Re8+ 9. Kf1 h5 10. h3 Nd7 11. g3 Nf8 12. Kg2 c5 13. Be3 cxd4 14. Bxd4 b6 15. Re1 Bb7 16. Rxe8 Qxe8 17. Qe2 Ne6 18. Re1 Qd7 19. Be4 Nxd4 20. Nxd4 Re8 21. f3 Bxe4 22. fxe4 g6 23. Qf3 f5 24. Re2 fxe4 25. Rxe4 Rd8 26. a3 Bc5 27. Kh2 Qd5 28. Qe2 Kg7 29. Re5 Qd7 30. Nf3 Bd6 31. Re4 Qc7 32. Qf2 Bc5 33. Nd4 Rd5 34. Qd2 Bd6 35. Qd3 Rg5 36. Re3 h4 37. Nb5 Bxg3+ 38. Kh1 Qc6+ 39. Re4 Rxb5 40. Qd4+ Re5 0-1

[Event "PNWCC Online blitz JP 8th"]
[Site "Chess.com INT"]
[Date "2020.05.02"]
[Round "10"]
[White "Chen, Derek"]
[Black "Vidyarthi, Vyom"]
[Result "1/2-1/2"]
[ECO "C86"]
[WhiteElo "1854"]
[BlackElo "2090"]
[PlyCount "115"]
[EventDate "2020.05.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Qe2 d6 7. c3 Bg4 8. h3 Bh5 9. Rd1 0-0 10. d3 Nd7 11. Nbd2 Nc5 12. Bc2 Ne6 13. Nf1 Ng5 14. Bxg5 Bxg5 15. Ng3 Bxf3 16. Qxf3 Qf6 17. Qg4 g6 18. Ne2 h5 19. Qg3 Bh4 20. Qe3 Bg5 21. Qg3 Rad8 22. Rf1 Bh6 23. f4 exf4 24. Nxf4 Qg5 25. Qf2 d5 26. Nxd5 Kg7 27. Nxc7 Ne7 28. Rae1 Qe5 29. Nd5 Nxd5 30. exd5 Qxd5 31. a3 Rde8 32. d4 Bg5 33. Bd3 b5 34. Qg3 Bd8 35. Rxe8 Rxe8 36. Rf5 Qe6 37. Re5 Qd7 38. Rxh5 Bc7 39. Qg5 Qd6 40. Qh6+ Kf6 41. Rf5+ Ke7 42. Qh4+ Kf8 43. Qh8+ Ke7 44. Re5+ Qxe5 45. Qxe8+ Kxe8 46. dxe5 Bxe5 47. Kf2 Kd7 48. Kf3 Kd6 49. Ke4 f5+ 50. Kf3 Kc5 51. g4 fxg4+ 52. Kxg4 a5 53. Bxg6 b4 54. cxb4+ axb4 55. axb4+ Kxb4 56. Kf5 Bxb2 57. h4 Kc5 58. h5 1/2-1/2

[Event "PNWCC Online blitz JP 8th"]
[Site "Chess.com INT"]
[Date "2020.05.02"]
[Round "5"]
[White "Li, Eric Yuhan"]
[Black "Chen, Derek"]
[Result "0-1"]
[ECO "B99"]
[BlackElo "1854"]
[PlyCount "86"]
[EventDate "2020.05.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. g4 h6 11. Bxf6 Bxf6 12. h4 Qb6 13. Nde2 Be7 14. g5 Nc5 15. Qh5 g6 16. Qf3 h5 17. Ng3 Bd7 18. f5 0-0 19. f6 Bd8 20. Nxh5 Bc6 21. Rxd6 Bc7 22. Rd1 Be5 23. Ng3 Bxc3 24. bxc3 Na4 25. h5 Qb2+ 26. Kd2 Rfd8+ 27. Bd3 Qxc3+ 28. Ke2 Nb2 29. hxg6 fxg6 30. f7+ Kf8 31. Rdf1 Nxd3 32. cxd3 Qc2+ 33. Ke3 Rxd3+ 34. Kf4 Rxf3+ 35. Rxf3 Kxf7 36. Kg4+ Kg7 37. Nf1 Qg2+ 38. Rg3 Qxh1 39. Ne3 Bxe4 40. Rh3 Bf5+ 41. Nxf5+ exf5+ 42. Kg3 Qg1+ 43. Kh4 Qg4# 0-1

[Event "PNWCC Online blitz JP 8th"]
[Site "Chess.com INT"]
[Date "2020.05.02"]
[Round "7"]
[White "Modi, Ethan"]
[Black "Chen, Derek"]
[Result "0-1"]
[ECO "E25"]
[WhiteElo "1786"]
[BlackElo "1854"]
[PlyCount "108"]
[EventDate "2020.05.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[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. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. Qd3 0-0 9. e4 Nf6 10. Bg5 h6 11. Bh4 g5 12. Bf2 cxd4 13. cxd4 Qa5+ 14. Qd2 Qa4 15. Bd3 Nc6 16. Ne2 Rd8 17. 0-0 b6 18. Rab1 Ba6 19. Bxa6 Qxa6 20. Rfc1 Ne7 21. h4 Nh7 22. hxg5 hxg5 23. Be3 Qxa3 24. Bxg5 Rdc8 25. Ra1 Qd6 26. e5 Qd7 27. Ng3 Rxc1+ 28. Rxc1 Ng6 29. Ne4 Rc8 30. Nf6+ Nxf6 31. Bxf6 Rxc1+ 32. Qxc1 Qxd4+ 33. Kh1 Qc5 34. Qh6 Qf8 35. Qg5 Kh7 36. Kg1 Qh6 37. Qg3 Qc1+ 38. Kf2 Qd2+ 39. Kf1 Qd1+ 40. Kf2 Qd4+ 41. Kf1 Qe3 42. Qh3+ Qh6 43. Qg3 b5 44. Qf2 Qc1+ 45. Ke2 Qc2+ 46. Ke3 Qc5+ 47. Ke2 Nf4+ 48. Kf1 Qc1+ 49. Qe1 Qxe1+ 50. Kxe1 Nxg2+ 51. Kd2 Nf4 52. Kc3 Nd5+ 53. Kb3 Kg6 54. Bh8 Kf5 0-1

[Event "PNWCC Online blitz JP 8th"]
[Site "Chess.com INT"]
[Date "2020.05.02"]
[Round "2"]
[White "Rajanish, Abhinav"]
[Black "Chen, Derek"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1619"]
[BlackElo "1854"]
[PlyCount "35"]
[EventDate "2020.05.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 Nbd7 10. 0-0-0 a5 11. g4 a4 12. Na1 a3 13. b3 0-0 14. g5 Nh5 15. f4 exf4 16. Bxf4 Nxf4 17. Qxf4 Bxg5 18. Ne2 0-1

[Event "PNWCC Online blitz JP 8th"]
[Site "Chess.com INT"]
[Date "2020.05.02"]
[Round "9"]
[White "Skliarov, Viktor"]
[Black "Chen, Derek"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2376"]
[BlackElo "1854"]
[PlyCount "141"]
[EventDate "2020.05.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 h6 8. Be3 e6 9. 0-0-0 Qc7 10. Kb1 Nf6 11. h3 Be7 12. g4 a6 13. g5 hxg5 14. Nxg5 b5 15. f4 0-0 16. Rhg1 b4 17. Qxb4 Rab8 18. Qd4 Qb7 19. b3 a5 20. Qa7 Qxa7 21. Bxa7 Rb7 22. Bd4 a4 23. e5 dxe5 24. Bxe5 Rc8 25. Kb2 Ra8 26. Bd6 Bd8 27. Rg3 Ba5 28. Be5 Nh5 29. Rgd3 f6 30. Nxe6 fxe5 31. fxe5 axb3 32. axb3 Bb4 33. Rd8+ Rxd8 34. Nxd8 Bxc3+ 35. Kxc3 Rc7 36. Nxc6 Rxc6+ 37. Kb2 Kf7 38. c4 Ke6 39. Rg1 Rc7 40. Kc3 Nf4 41. Rg4 Kxe5 42. b4 Ne2+ 43. Kb3 Nd4+ 44. Kc3 Nb5+ 45. Kb3 Nd6 46. c5 Ne4 47. Kc4 Nd2+ 48. Kc3 Nf3 49. Rg6 Kf5 50. Rg3 Ng5 51. Kc4 Ne4 52. Rf3+ Ke5 53. Rf8 Nd2+ 54. Kc3 Ne4+ 55. Kc4 Nf6 56. Rd8 Ke6 57. b5 Ke7 58. Rd1 Nd7 59. c6 Ne5+ 60. Kc5 Rc8 61. Re1 Ke6 62. Rg1 g6 63. Rg3 Kf5 64. Rg1 Kf4 65. Kd6 Kf5 66. Rf1+ Ke4 67. Re1+ Kd4 68. Rxe5 Rd8+ 69. Kc7 Kxe5 70. Kxd8 Kd5 71. c7 1-0

[Event "PNWCC Online blitz JP 8th"]
[Site "Chess.com INT"]
[Date "2020.05.02"]
[Round "11"]
[White "Sriniaiyer, Sudarshan"]
[Black "Chen, Derek"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "1995"]
[BlackElo "1854"]
[PlyCount "128"]
[EventDate "2020.05.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[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. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bf4 0-0 7. e3 Ne4 8. Rc1 c6 9. Be2 Qa5 10. Qb3 Nd7 11. 0-0 Ndf6 12. Ne5 Nd2 13. Qc2 Nxf1 14. Bxf1 Nh5 15. Bd3 f5 16. Bg5 h6 17. Bh4 Be6 18. Ne2 Qxa2 19. Ng6 Rf7 20. Nef4 Nxf4 21. Nxf4 Bd7 22. g4 g5 23. gxf5 gxf4 24. Kh1 Be7 25. Rg1+ Kf8 26. Bxe7+ Kxe7 27. Qc5+ Kd8 28. Rg8+ Kc7 29. Rxa8 Qa1+ 30. Kg2 Rg7+ 31. Kf3 Qh1+ 32. Ke2 Qa1 33. Qa3 Qxa3 34. bxa3 Rf7 35. Rxa7 Bxf5 36. Bxf5 Rxf5 37. Ra8 fxe3 38. fxe3 Rh5 39. Rf8 Rxh2+ 40. Kd3 Rh3 41. Rf7+ Kb6 42. Rh7 h5 43. Kd2 h4 44. Kd3 Rh2 45. e4 dxe4+ 46. Kxe4 h3 47. d5 cxd5+ 48. Kxd5 Rd2+ 49. Kc4 h2 50. Kc3 Rg2 51. Kb3 Kc5 52. Rh4 Kd5 53. Kb4 Ke5 54. Kb5 Kf5 55. a4 Rb2+ 56. Kc5 Kg5 57. Rh8 Kg4 58. Rg8+ Kh3 59. Rh8+ Kg2 60. Rg8+ Kh1 61. a5 Rg2 62. Rh8 Kg1 63. Kb6 Rb2+ 64. Kc5 h1Q 0-1

[Event "PNWCC Online blitz JP 8th"]
[Site "Chess.com INT"]
[Date "2020.05.02"]
[Round "4"]
[White "Szabo, Marcell"]
[Black "Chen, Derek"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "1895"]
[BlackElo "1854"]
[PlyCount "113"]
[EventDate "2020.05.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. a4 Ngf6 5. Nc3 a6 6. Bc4 e6 7. d4 cxd4 8. Qxd4 Qc7 9. Bb3 b6 10. 0-0 Bb7 11. Ng5 Nc5 12. Re1 Nxb3 13. cxb3 h6 14. Nf3 Be7 15. Be3 0-0 16. Qxb6 Qxb6 17. Bxb6 Nd7 18. Be3 Rab8 19. b4 Ba8 20. b5 axb5 21. Nxb5 Bc6 22. Nfd4 Bxe4 23. Bxh6 Bd3 24. Bd2 Bf6 25. Bc3 Nc5 26. Nxd6 Bxd4 27. Bxd4 Nb3 28. Rad1 Bc2 29. Bc3 Bxd1 30. Rxd1 Nc5 31. a5 Na4 32. Nc4 Rfc8 33. Nb6 Nxb6 34. axb6 Rxb6 35. g3 Kf8 36. Rd7 Rbc6 37. Kg2 Ke8 38. Ra7 R8c7 39. Ra8+ Kd7 40. Bxg7 Rc2 41. Bc3 Kc6 42. h4 f5 43. Be5 Kb7 44. Re8 R7c6 45. h5 Rd2 46. h6 Rd7 47. Bg7 Rc2 48. h7 Rdd2 49. Bd4 Rxd4 50. h8Q Rdd2 51. Rb8+ Ka6 52. Ra8+ Kb5 53. Qb8+ Kc4 54. Qf4+ Kb3 55. Ra3+ Kxb2 56. Qb4+ Kc1 57. Ra1# 1-0

[Event "Philadelphia int op 13th"]
[Site "Philadelphia"]
[Date "2019.06.30"]
[Round "6"]
[White "Harriott, Tyrell"]
[Black "Chen, Derek"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2003"]
[BlackElo "1781"]
[PlyCount "55"]
[EventDate "2019.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. e3 d5 3. Bd3 c5 4. c3 e6 5. f4 Nc6 6. Nf3 Be7 7. 0-0 a6 8. Nbd2 Qc7 9. Ne5 b5 10. Qf3 Bb7 11. Qh3 Nd7 12. Ndf3 h6 13. Qh5 Ndxe5 14. Nxe5 Bf6 15. Nxf7 Rf8 16. Nxh6+ Ke7 17. Ng4 Rh8 18. Qg6 Rag8 19. Ne5 Nd8 20. b3 Rh6 21. Qg4 b4 22. Bb2 g5 23. cxb4 Rg7 24. f5 cxd4 25. exd4 Qb6 26. Rae1 Rh4 27. Qg3 Rxd4 28. Qf2 1-0

