[Event "USA-chT Amateur East"]
[Site "Parsippany"]
[Date "2011.02.19"]
[Round "1"]
[White "Khodarkovsky, Michael"]
[Black "McMahon, Donald N"]
[Result "1-0"]
[ECO "D93"]
[WhiteElo "2253"]
[PlyCount "99"]
[EventDate "2011.02.19"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 d5 5. Bf4 0-0 6. e3 c6 7. Be2 Nbd7 8. 0-0 Nh5 9. Bg5 h6 10. Bh4 dxc4 11. Bxc4 Re8 12. Qc2 Nf8 13. Qb3 Ne6 14. Rfd1 g5 15. Bg3 Nxg3 16. hxg3 Qb6 17. Qc2 Nf8 18. Rac1 Bg4 19. Ne4 Rad8 20. b4 e6 21. Qb3 Nh7 22. a4 Nf6 23. a5 Qc7 24. Nc3 Qe7 25. b5 c5 26. Ne2 Bxf3 27. gxf3 cxd4 28. Nxd4 Rd6 29. Kg2 Red8 30. a6 Nd5 31. Nf5 exf5 32. Rxd5 Rxd5 33. Bxd5 b6 34. Rc6 f4 35. g4 fxe3 36. fxe3 Re8 37. Be4 Be5 38. Rxh6 Qd7 39. Qd5 Qxd5 40. Bxd5 Rc8 41. Rg6+ Kf8 42. Rxg5 Rc2+ 43. Kf1 f6 44. Rg8+ Ke7 45. f4 Bc3 46. Ra8 Kd6 47. Bc6 Kc5 48. Rxa7 Kc4 49. Rd7 Rc1+ 50. Ke2 1-0

[Event "USA-chT Amateur East"]
[Site "Parsipanny"]
[Date "2009.02.15"]
[Round "4"]
[White "Radomskyj, Peter"]
[Black "McMahon, Donald N"]
[Result "1-0"]
[ECO "E44"]
[WhiteElo "2199"]
[PlyCount "73"]
[EventDate "2009.02.14"]
[EventType "team-tourn"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nge2 Ne4 6. Qc2 f5 7. a3 Bxc3+ 8. Nxc3 Nxc3 9. Qxc3 b6 10. Be2 Bb7 11. 0-0 Qg5 12. g3 d6 13. e4 Qg6 14. exf5 Qxf5 15. f3 Nd7 16. b4 Rf6 17. Bb2 Raf8 18. Rac1 Qh5 19. d5 Ne5 20. Rf2 exd5 21. f4 Qf7 22. Qe3 dxc4 23. Bxe5 dxe5 24. Qxe5 Rc6 25. f5 Re8 26. Qf4 b5 27. a4 Rf6 28. axb5 Rxe2 29. Rxe2 Rxf5 30. Qxc4 Rd5 31. Qf4 Qd7 32. Rf1 h6 33. Qf8+ Kh7 34. Re7 Qg4 35. Rxg7+ Qxg7 36. Rf7 Rd1+ 37. Kf2 1-0

[Event "USA-chT Amateur East"]
[Site "Parsipanny"]
[Date "2009.02.14"]
[Round "1"]
[White "McMahon, Donald N"]
[Black "Miller, Daniel I"]
[Result "0-1"]
[ECO "C42"]
[BlackElo "2241"]
[PlyCount "58"]
[EventDate "2009.02.14"]
[EventType "team-tourn"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. a3 Bxc3 5. dxc3 0-0 6. Bg5 h6 7. Bh4 d6 8. Bd3 Bg4 9. Qd2 Nbd7 10. 0-0-0 Nc5 11. Qe3 Ne6 12. h3 Bxf3 13. Qxf3 g5 14. Bg3 Kg7 15. Bc4 Qe7 16. h4 Nf4 17. hxg5 hxg5 18. Bxf4 exf4 19. Rhe1 Nd7 20. e5 Nxe5 21. Qxb7 a5 22. g3 Qf6 23. Bd5 Rfc8 24. Be4 Rab8 25. Qd5 Rh8 26. Qxa5 Rxb2 27. Qxc7 Rhb8 28. Rh1 fxg3 29. Rh7+ Kg8 0-1

[Event "USA-chT Amateur East"]
[Site "Parsippany"]
[Date "2006.02.19"]
[Round "3"]
[White "Zaremba, Andrie"]
[Black "McMahon, Donald N"]
[Result "1-0"]
[ECO "E07"]
[WhiteElo "2316"]
[PlyCount "63"]
[EventDate "2006.02.18"]
[EventType "team"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 111 Extra"]
[Source "ChessBase"]
[SourceDate "2006.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2006.05.09"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 Be7 5. Bg2 0-0 6. 0-0 Nbd7 7. Nbd2 b6 8. cxd5 exd5 9. b3 Bb7 10. Bb2 Re8 11. Rc1 Bd6 12. e3 Qe7 13. Qc2 Rac8 14. Rfd1 Ng4 15. Nb1 Ndf6 16. Nc3 a6 17. Re1 Ne4 18. Nxe4 dxe4 19. Nd2 Qf6 20. Nc4 Bb4 21. Red1 b5 22. Ne5 Nxe5 23. dxe5 Qg6 24. Rd7 Qe6 25. Rxc7 Rxc7 26. Qxc7 Qd5 27. e6 Be7 28. Qd7 Kf8 29. Rc7 Ba8 30. Qxe7+ Rxe7 31. Rc8+ Re8 32. Ba3+ 1-0

[Event "USA-chT Amateur East"]
[Site "Parsippany"]
[Date "2006.02.18"]
[Round "2"]
[White "McMahon, Donald N"]
[Black "Williams, Nathaniel"]
[Result "1-0"]
[ECO "B73"]
[PlyCount "69"]
[EventDate "2006.02.18"]
[EventType "team"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 111 Extra"]
[Source "ChessBase"]
[SourceDate "2006.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2006.05.09"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 0-0 8. 0-0 d6 9. h3 Bd7 10. f4 Qc7 11. g4 Qb6 12. Qd3 Nxg4 13. Nd5 Qxb2 14. Rfb1 Qxb1+ 15. Rxb1 Nxe3 16. Nxe7+ Nxe7 17. Qxe3 a6 18. Rf1 Rac8 19. Bd3 Rfe8 20. Ne2 Nd5 21. Qg3 Nb4 22. f5 Nxd3 23. cxd3 gxf5 24. Qxd6 Bc6 25. Rxf5 Re6 26. Qg3 Kh8 27. Qf3 Rg8 28. Kf2 Rg6 29. Rxf7 Be5 30. Rf8 Bg7 31. Rxg8+ Kxg8 32. Ke1 Bb5 33. d4 Bxe2 34. Qxe2 b5 35. e5 1-0

[Event "USA-chT Amateur East"]
[Site "Parsippany"]
[Date "2006.02.18"]
[Round "1"]
[White "Race, Doran"]
[Black "McMahon, Donald N"]
[Result "0-1"]
[ECO "C44"]
[PlyCount "54"]
[EventDate "2006.02.18"]
[EventType "team"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 111 Extra"]
[Source "ChessBase"]
[SourceDate "2006.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2006.05.09"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d3 d5 3. Nbd2 Nc6 4. g3 e5 5. e4 dxe4 6. dxe4 Bg4 7. h3 Bh5 8. Bg2 Bc5 9. 0-0 Qe7 10. c3 0-0 11. b4 Bd6 12. Qc2 Rfd8 13. Nc4 Qe6 14. Nxd6 Rxd6 15. Nxe5 Nxe5 16. f4 Nd3 17. e5 Nxc1 18. Raxc1 Ra6 19. exf6 Rxa2 20. Qe4 Be2 21. Rf2 gxf6 22. Qxb7 Re8 23. Re1 Qe3 24. Bf3 Qxf2+ 25. Kxf2 Ba6+ 26. Re2 Rexe2+ 27. Bxe2 Bxb7 0-1

