[Event "New York State-ch 131st"]
[Site "Colonie"]
[Date "2009.09.06"]
[Round "3"]
[White "Altschuler, Jason"]
[Black "Schaeffer, Mark"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "1989"]
[PlyCount "84"]
[EventDate "2009.09.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. g4 Nxd4 10. Bxd4 Be6 11. 0-0-0 Qa5 12. a3 Rab8 13. h4 b5 14. Nd5 Qxd2+ 15. Rxd2 Bxd5 16. exd5 a5 17. g5 Nh5 18. Bxg7 Kxg7 19. Bh3 f6 20. Re1 Rb7 21. Bg4 fxg5 22. hxg5 Nf4 23. Rd4 h5 24. gxh6+ Kxh6 25. Kd2 Rc7 26. c3 Kg7 27. a4 bxa4 28. Rxa4 Nxd5 29. Rxa5 Nf4 30. b4 Kf6 31. Rb1 Rh8 32. Rb3 Rh2+ 33. Kd1 Rh1+ 34. Kd2 Rh2+ 35. Kd1 e6 36. b5 Rch7 37. c4 Rg2 38. Re3 Rh1+ 39. Re1 Rhh2 40. Re3 Nd3 41. Rxe6+ Kg7 42. Ra7+ Kh6 0-1

[Event "New York State-ch 131st"]
[Site "Colonie"]
[Date "2009.09.06"]
[Round "4"]
[White "Schaeffer, Mark"]
[Black "Scher, Edward"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "93"]
[EventDate "2009.09.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 d5 2. Nc3 d4 3. Nce2 e5 4. d3 Nc6 5. g3 g6 6. Bg2 Bg7 7. f4 Nge7 8. Nf3 Be6 9. c3 Qd7 10. fxe5 dxc3 11. bxc3 Rd8 12. d4 Nxe5 13. Nxe5 Bxe5 14. Qc2 Bg7 15. 0-0 0-0 16. Rb1 c6 17. Be3 Rfe8 18. Nf4 Bc4 19. Rfd1 Nf5 20. Bf2 Nd6 21. a4 Qc7 22. e5 Nc8 23. Nd3 Bf8 24. Re1 Nb6 25. Nf4 Bg7 26. Be3 Nc8 27. Bd2 Re7 28. Nh3 b6 29. Bg5 f6 30. exf6 Rxe1+ 31. Rxe1 Bf8 32. f7+ Kxf7 33. Bxd8 Qxd8 34. Bxc6 Nd6 35. Qf2+ Kg8 36. Bg2 Bg7 37. Qf4 Nf5 38. Qe4 Bf7 39. Nf4 Nd6 40. Qa8 Qxa8 41. Bxa8 g5 42. Ne6 Bf6 43. Nc7 Kg7 44. Nb5 Nf5 45. Nxa7 h5 46. Nc8 g4 47. Be4 1-0

[Event "New York State-ch 131st"]
[Site "Colonie"]
[Date "2009.09.05"]
[Round "2"]
[White "Schaeffer, Mark"]
[Black "Esserman, Marc"]
[Result "0-1"]
[ECO "B25"]
[BlackElo "2394"]
[PlyCount "70"]
[EventDate "2009.09.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 Nf6 7. Nf3 0-0 8. 0-0 Rb8 9. a4 a6 10. h3 b5 11. axb5 axb5 12. g4 b4 13. Ne2 Bb7 14. Ng3 Ra8 15. Rxa8 Qxa8 16. f5 Nd7 17. b3 Qa2 18. Be3 Nde5 19. Nh4 Nd4 20. Bxd4 cxd4 21. Qd2 Ba6 22. Rf2 Qa1+ 23. Bf1 Qc3 24. Qf4 Qe1 25. Kg2 Qe3 26. g5 h6 27. Qxe3 dxe3 28. Re2 hxg5 29. Nf3 Nxf3 30. Kxf3 Bd4 31. Kg4 e6 32. Kxg5 gxf5 33. exf5 Kh7 34. Kf4 Be5+ 35. Kf3 Bb7+ 0-1

[Event "New York State-ch 131st"]
[Site "Colonie"]
[Date "2009.09.05"]
[Round "1"]
[White "Sells, Philip Grant"]
[Black "Schaeffer, Mark"]
[Result "1/2-1/2"]
[ECO "B73"]
[WhiteElo "1837"]
[PlyCount "80"]
[EventDate "2009.09.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. 0-0 0-0 9. Qd2 d5 10. exd5 Nb4 11. Rad1 Nbxd5 12. Ndb5 Be6 13. Nxd5 Nxd5 14. Bh6 Qb6 15. Bxg7 Kxg7 16. c4 Nf6 17. b3 Kg8 18. Qf4 Rac8 19. b4 Qa6 20. Rd2 Bd7 21. Nd4 Rfe8 22. Nb3 e5 23. Qh4 Kg7 24. Nc5 Rxc5 25. bxc5 Qa5 26. Rd6 Be6 27. Rfd1 Qxc5 28. h3 b6 29. Bf3 Qxc4 30. Qxc4 Bxc4 31. Bc6 Rc8 32. a3 Rc7 33. Re1 Re7 34. Rf1 Ba6 35. a4 Rc7 36. Re1 Re7 37. Bb5 Bb7 38. Bc6 Bc8 39. f4 e4 40. Kf2 h5 1/2-1/2

[Event "US Open-75"]
[Site "New York"]
[Date "1974.08.13"]
[Round "3"]
[White "Schaeffer, Mark"]
[Black "Tisdall, Jonathan D"]
[Result "0-1"]
[ECO "A16"]
[PlyCount "58"]
[EventDate "1974.08.11"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 Nb6 6. Nf3 Bg7 7. 0-0 0-0 8. d3 Nc6 9. Be3 h6 10. a3 e5 11. Qc1 Kh7 12. Ne4 Nd4 13. Nxd4 exd4 14. Bd2 Nd5 15. Nc5 b6 16. Qc4 c6 17. Na6 Ne7 18. Nb4 Bb7 19. Na2 Qd7 20. b4 Rac8 21. Rab1 Nd5 22. Nc1 c5 23. b5 Rce8 24. Re1 f5 25. e4 dxe3 26. fxe3 f4 27. exf4 Bd4+ 28. Kf1 Nxf4 29. gxf4 Bxg2+ 0-1

