[Event "Northwest Chess August op"]
[Site "Seattle"]
[Date "1984.08.??"]
[Round "?"]
[White "Batchelder, Wiliam"]
[Black "Haessler, Carl A"]
[Result "1/2-1/2"]
[ECO "E45"]
[WhiteElo "2245"]
[PlyCount "95"]
[EventDate "1984.08.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nge2 Ba6 6. a3 Be7 7. Nf4 d5 8. cxd5 Bxf1 9. Kxf1 exd5 10. g4 g5 11. Nh5 Nxh5 12. gxh5 c6 13. Qf3 Na6 14. e4 Nc7 15. Rg1 h6 16. h4 f6 17. Bd2 Qd7 18. exd5 Nxd5 19. Rc1 Rf8 20. Rg2 Kd8 21. Kg1 Nxc3 22. Rxc3 Kc7 23. d5 c5 24. b4 Rad8 25. bxc5 Bxc5 26. Rd3 Bd6 27. Rg4 Kb8 28. Rc4 Qb5 29. Rc1 Rde8 30. Rb3 Qe2 31. Qxe2 Rxe2 32. Be3 Rc8 33. Rxc8+ Kxc8 34. hxg5 fxg5 35. Kg2 Ra2 36. Bd4 Rd2 37. Bg7 Rxd5 38. Bxh6 g4 39. Be3 Rxh5 40. Rd3 Kc7 41. Rc3+ Kd7 42. Rd3 Ke6 43. Rd4 Rh4 44. Bg5 Rh3 45. a4 Kf5 46. Rxd6 Kxg5 47. Rd7 a5 48. Rd5+ 1/2-1/2

[Event "CalChess Masters"]
[Site "Berkeley"]
[Date "1981.11.??"]
[Round "9"]
[White "Harari, Zaki"]
[Black "Batchelder, Wiliam"]
[Result "0-1"]
[ECO "C00"]
[BlackElo "2210"]
[PlyCount "84"]
[EventDate "1981.11.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. g3 c5 2. Bg2 d5 3. d3 Nf6 4. Nd2 Nc6 5. e4 e6 6. Nh3 Be7 7. 0-0 h5 8. f3 b6 9. c3 Bb7 10. Qe2 Qc7 11. Re1 dxe4 12. dxe4 0-0-0 13. Nc4 b5 14. e5 bxc4 15. exf6 gxf6 16. Bf4 e5 17. Be3 h4 18. Qxc4 hxg3 19. hxg3 Rdg8 20. Bf2 Nd8 21. Rad1 Ne6 22. Qd3 c4 23. Qf5 Kb8 24. b4 cxb3 25. axb3 Bc5 26. g4 Rg6 27. Rd3 Rgh6 28. b4 Bb6 29. g5 Rg6 30. Red1 Bc8 31. Qe4 f5 32. Qd5 Nxg5 33. Nxg5 Rxg5 34. f4 Bb7 35. fxg5 Bxd5 36. Rxd5 f4 37. Bxb6 Qxb6+ 38. Rc5 Rc8 39. Rdd5 Rxc5 40. Rxc5 Qg6 41. Kf2 Qxg5 42. Bh3 Qh4+ 0-1

[Event "CalChess Masters"]
[Site "Berkeley"]
[Date "1981.??.??"]
[Round "6"]
[White "Adam, William"]
[Black "Batchelder, Wiliam"]
[Result "0-1"]
[ECO "B20"]
[BlackElo "2210"]
[PlyCount "66"]
[EventDate "1981.11.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 e6 3. d3 d5 4. Nd2 Nc6 5. g3 Nge7 6. Bg2 b6 7. 0-0 Bb7 8. f4 Qd7 9. c3 0-0-0 10. e5 Nf5 11. Nf3 d4 12. c4 Be7 13. Ne1 h5 14. a3 Kb8 15. Rb1 g5 16. Bd2 gxf4 17. gxf4 Rdg8 18. Kh1 f6 19. exf6 Bxf6 20. b4 cxb4 21. axb4 h4 22. Be4 e5 23. Rf3 Ng3+ 24. hxg3 hxg3+ 25. Kg1 Rh1+ 26. Kxh1 Qh3+ 27. Kg1 Qh2+ 28. Kf1 g2+ 29. Nxg2 Qxg2+ 30. Ke1 Bh4+ 31. Ng3 Bxg3+ 32. Rxg3 Qxg3+ 33. Kf1 Qh3+ 0-1

[Event "US Open-82"]
[Site "Palo Alto"]
[Date "1981.??.??"]
[Round "12"]
[White "Batchelder, Wiliam"]
[Black "Brooks, Michael A"]
[Result "0-1"]
[ECO "E84"]
[WhiteElo "2210"]
[BlackElo "2300"]
[PlyCount "70"]
[EventDate "1981.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nc6 7. Nge2 Rb8 8. Qd2 a6 9. Rb1 b5 10. cxb5 axb5 11. b4 Bd7 12. g3 Re8 13. Bg2 e5 14. d5 Ne7 15. Nc1 c6 16. 0-0 cxd5 17. exd5 Nf5 18. Bf2 Bh6 19. Qd3 Nd4 20. Nb3 Bf5 21. Ne4 Nxb3 22. Rxb3 Nxe4 23. fxe4 Bd7 24. Be3 Bxe3+ 25. Qxe3 Rc8 26. Qh6 Rf8 27. Rc1 Qb6+ 28. Kh1 Qd4 29. h3 Rxc1+ 30. Qxc1 Rc8 31. Qe3 Qa1+ 32. Kh2 Rc2 33. Ra3 Qb2 34. Ra8+ Kg7 35. Qf3 Rf2 0-1

[Event "US Open-82"]
[Site "Palo Alto"]
[Date "1981.??.??"]
[Round "4"]
[White "Batchelder, Wiliam"]
[Black "Chesney, Bill"]
[Result "0-1"]
[ECO "A52"]
[WhiteElo "2210"]
[PlyCount "86"]
[EventDate "1981.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Be2 Ngxe5 7. 0-0 0-0 8. Nc3 Nxf3+ 9. Bxf3 Ne5 10. Be2 d6 11. Na4 Bb6 12. b3 Qh4 13. Nxb6 axb6 14. Bb2 Re8 15. Qd4 Qxd4 16. Bxd4 Bd7 17. Rfd1 Bc6 18. a4 f6 19. Rd2 Re7 20. Rda2 Be4 21. f3 Bg6 22. e4 Bf7 23. Bf2 Rae8 24. Bf1 Nc6 25. Rb2 Ne5 26. h3 h6 27. a5 bxa5 28. Rxa5 b6 29. Ra1 Be6 30. Rba2 Nc6 31. Ra8 Rxa8 32. Rxa8+ Kf7 33. Be2 Ne5 34. Kf1 f5 35. f4 Ng6 36. g4 Nxf4 37. exf5 Bxf5 38. gxf5 Nxe2 39. Bh4 Re4 40. Bd8 Re8 41. Rc8 Ng3+ 42. Kg2 Nxf5 43. Rxc7+ Ke6 0-1

[Event "CalChess Masters"]
[Site "Berkeley"]
[Date "1981.??.??"]
[Round "4"]
[White "Batchelder, Wiliam"]
[Black "Cross, Steven"]
[Result "1/2-1/2"]
[ECO "D41"]
[WhiteElo "2210"]
[PlyCount "112"]
[EventDate "1981.11.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8. cxd4 Nc6 9. Bc4 b5 10. Bb3 Bb4+ 11. Bd2 Bxd2+ 12. Qxd2 Na5 13. 0-0 0-0 14. Rfd1 Bb7 15. Qe2 Nxb3 16. axb3 Qb6 17. Ne5 Rad8 18. Rac1 f6 19. Nf3 a5 20. Rc5 b4 21. Ra1 Ba6 22. Qa2 Bb7 23. Qb1 f5 24. exf5 Bxf3 25. gxf3 Rxd4 26. Rcxa5 Qc6 27. Qb2 Rd7 28. Qe5 Rxf5 29. Ra8+ Kf7 30. Qb8 Rg5+ 31. Kf1 Rb7 32. Qxb7+ Qxb7 33. R1a7 Rb5 34. Rxb7+ Rxb7 35. Ra4 Kf6 36. Ke2 Ke5 37. Kd3 Kf4 38. Ke2 Rb5 39. Ra7 Re5+ 40. Kd3 Rg5 41. Rf7+ Rf5 42. Rxg7 Kxf3 43. Rxh7 Kxf2 44. Rh4 Rf3+ 45. Kc4 e5 46. Kxb4 Rf4+ 47. Rxf4+ exf4 48. h4 f3 49. h5 Ke3 50. h6 f2 51. h7 f1Q 52. h8Q Qf4+ 53. Kc3 Qc7+ 54. Kb2 Ke4 55. Qf6 Kd5 56. Qf3+ Kc5 1/2-1/2

[Event "US Open-82"]
[Site "Palo Alto"]
[Date "1981.??.??"]
[Round "6"]
[White "Batchelder, Wiliam"]
[Black "Fong, Juan M"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2210"]
[PlyCount "77"]
[EventDate "1981.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 Nbd7 7. Bg5 h6 8. Be3 c6 9. h3 b5 10. a3 a6 11. Qd2 Kh7 12. Rad1 Bb7 13. e5 dxe5 14. dxe5 Nd5 15. Nxd5 cxd5 16. Bf4 e6 17. Rfe1 Bc6 18. h4 h5 19. g3 a5 20. Nd4 Qb6 21. Bf3 b4 22. axb4 axb4 23. c4 bxc3 24. bxc3 Ra4 25. Rb1 Qa6 26. Be2 Qa8 27. Nxc6 Ra2 28. Qd4 Qxc6 29. Bb5 Qc7 30. c4 Nb6 31. c5 Nd7 32. c6 Nb6 33. Rec1 Rc8 34. Rb3 Nc4 35. Bxc4 dxc4 36. Qxc4 Bxe5 37. Bxe5 Qxe5 38. Rb7 Rc7 39. Qxa2 1-0

[Event "CalChess Masters"]
[Site "Berkeley"]
[Date "1981.??.??"]
[Round "5"]
[White "Batchelder, Wiliam"]
[Black "Hanken, Jerome B"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "2210"]
[BlackElo "2200"]
[PlyCount "106"]
[EventDate "1981.11.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 c5 5. e3 g6 6. Nc3 a6 7. Be2 d6 8. 0-0 Bg7 9. b4 0-0 10. Qb3 Nbd7 11. Rd1 Qc7 12. Rb1 Rb8 13. Bb2 Bb7 14. Rbc1 Rbc8 15. Nb1 Qb8 16. Nbd2 Rfd8 17. Qa2 Qa8 18. Qa1 Ne8 19. h3 Rb8 20. Ne1 d5 21. cxd5 Bxd5 22. Bf3 cxd4 23. Bxd4 Bxd4 24. Qxd4 Ndf6 25. Qh4 Bxf3 26. Nexf3 Rbc8 27. Nb3 Rxc1 28. Rxc1 Rc8 29. Rxc8 Qxc8 30. Qd4 Qc6 31. Ne5 Qd6 32. Nc4 Qxd4 33. Nxd4 Nd7 34. Kf1 Kf8 35. Ke2 b5 36. Na5 Nb6 37. Kd3 Nc7 38. e4 f6 39. f4 Ke8 40. Nf3 h6 41. Kd4 Kd7 42. g4 g5 43. fxg5 e5+ 44. Nxe5+ fxe5+ 45. Kxe5 hxg5 46. Kf6 Nc4 47. Kxg5 Ke7 48. Kf5 Nxa3 49. Nc6+ Kf7 50. Ke5 Nc4+ 51. Kd4 Ne6+ 52. Kd5 Nf4+ 53. Kc5 Ne6+ 1/2-1/2

[Event "CalChess Masters"]
[Site "Berkeley"]
[Date "1981.??.??"]
[Round "2"]
[White "Batchelder, Wiliam"]
[Black "Orfalea, Mark A"]
[Result "1-0"]
[ECO "A77"]
[WhiteElo "2210"]
[PlyCount "77"]
[EventDate "1981.11.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 0-0 9. 0-0 Re8 10. Nd2 Nbd7 11. a4 Ne5 12. Qc2 g5 13. Ra3 g4 14. b3 Qe7 15. Nc4 h6 16. Ne3 a6 17. a5 Bd7 18. Na4 Bb5 19. Nf5 Qf8 20. f3 Rad8 21. Nb6 Bxe2 22. Qxe2 Kh7 23. Kh1 Ng6 24. Qc2 h5 25. Bg5 gxf3 26. gxf3 Re5 27. Nc4 Rxf5 28. exf5 Ne5 29. Raa1 Re8 30. Rae1 Kh8 31. Qd2 Nh7 32. Bf4 Nxc4 33. bxc4 Be5 34. Bxe5+ dxe5 35. Qb2 Qe7 36. f4 f6 37. fxe5 fxe5 38. f6 Nxf6 39. Rf5 1-0

[Event "CalChess Masters"]
[Site "Berkeley"]
[Date "1981.??.??"]
[Round "8"]
[White "Batchelder, Wiliam"]
[Black "Powell, Charles"]
[Result "1/2-1/2"]
[ECO "E88"]
[WhiteElo "2210"]
[PlyCount "88"]
[EventDate "1981.11.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 e5 7. d5 c6 8. Bd3 cxd5 9. cxd5 a6 10. Nge2 Nbd7 11. 0-0 Ne8 12. Kh1 b5 13. b4 f5 14. a4 bxa4 15. Qxa4 Rb8 16. Rfb1 Nc7 17. Qa5 f4 18. Bf2 g5 19. Na4 Rf7 20. Rc1 Nf6 21. Rc2 Nfe8 22. Rac1 Bf6 23. Bb6 Rb7 24. b5 axb5 25. Bxb5 Bd7 26. Bc6 Bxc6 27. Rxc6 Qd7 28. h3 Bd8 29. Qd2 h5 30. Ng1 g4 31. Qe2 Rg7 32. fxg4 hxg4 33. R1c3 Nf6 34. Bxc7 Bxc7 35. Nc5 dxc5 36. Rxf6 f3 37. Qa2 fxg2+ 38. Kh2 Bd8 39. Rf5 Bg5 40. Kxg2 gxh3+ 41. Kh1 Ra7 42. Qb2 Rb7 43. Qa2 Ra7 44. Qb2 Rb7 1/2-1/2

[Event "US Open-82"]
[Site "Palo Alto"]
[Date "1981.??.??"]
[Round "9"]
[White "Batchelder, Wiliam"]
[Black "Siff, Boris"]
[Result "1/2-1/2"]
[ECO "E42"]
[WhiteElo "2210"]
[PlyCount "100"]
[EventDate "1981.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nge2 d6 6. a3 Ba5 7. Rb1 0-0 8. b4 Bc7 9. g3 cxd4 10. exd4 d5 11. c5 a6 12. Bg2 b5 13. 0-0 Nc6 14. Bf4 Ne8 15. Be3 Bd7 16. Re1 Ne7 17. Nf4 Bc6 18. a4 Qd7 19. Ra1 Nf6 20. Nd3 Ne4 21. axb5 axb5 22. Qc2 Nf5 23. Rad1 Nxe3 24. Rxe3 Nxc3 25. Qxc3 Ra4 26. Ra1 Rxa1+ 27. Qxa1 Ra8 28. Qc1 Qc8 29. Rf3 Qa6 30. Bf1 f6 31. Re3 Re8 32. Bh3 e5 33. Qd1 e4 34. Nf4 Bxf4 35. gxf4 Ra8 36. Be6+ Kh8 37. Kg2 Qa1 38. Qh5 g6 39. Qh4 Qxd4 40. Qh6 f5 41. Ra3 Qf6 42. Rxa8+ Bxa8 43. Bd7 d4 44. Bxb5 d3 45. Qg5 e3+ 46. f3 Qb2+ 47. Kh3 Bxf3 48. Qd8+ Kg7 49. Qe7+ Kh6 50. Qg5+ Kg7 1/2-1/2

[Event "CalChess Masters"]
[Site "Berkeley"]
[Date "1981.??.??"]
[Round "7"]
[White "Batchelder, Wiliam"]
[Black "Winslow, Elliott C"]
[Result "0-1"]
[ECO "A73"]
[WhiteElo "2210"]
[BlackElo "2320"]
[PlyCount "72"]
[EventDate "1981.11.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Be2 0-0 9. Nd2 Na6 10. 0-0 Nc7 11. a4 b6 12. f3 Rb8 13. Nc4 Ba6 14. Bg5 Qd7 15. Qd2 Bxc4 16. Bxc4 a6 17. Bh6 Bxh6 18. Qxh6 b5 19. axb5 axb5 20. Be2 c4 21. Nd1 Qe7 22. Qd2 Nd7 23. Ne3 Nc5 24. Qc3 Ne8 25. Kh1 Nb3 26. Ra6 Qb7 27. Ra2 Qb6 28. Ng4 h5 29. Nf6+ Nxf6 30. Qxf6 Nd2 31. Rg1 Qf2 32. Bd1 Nxe4 33. Qf4 Rbe8 34. g4 h4 35. Rg2 Qf1+ 36. Rg1 Nf2# 0-1

[Event "CalChess Masters"]
[Site "Berkeley"]
[Date "1981.??.??"]
[Round "3"]
[White "Liebowitz, Errol E"]
[Black "Batchelder, Wiliam"]
[Result "1/2-1/2"]
[ECO "D34"]
[BlackElo "2210"]
[PlyCount "46"]
[EventDate "1981.11.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. 0-0 0-0 9. dxc5 Bxc5 10. Bg5 d4 11. Bxf6 Qxf6 12. Nd5 Qd8 13. Nd2 Re8 14. Nb3 Bf8 15. Rc1 Bf5 16. Nxd4 Nxd4 17. Qxd4 Rxe2 18. Bf3 Re6 19. Rfd1 Rd6 20. Qe5 Bg6 21. Nf4 Qb6 22. Nd5 Qd8 23. Nf4 Qb6 1/2-1/2

[Event "US Open-82"]
[Site "Palo Alto"]
[Date "1981.??.??"]
[Round "7"]
[White "Stein, Kurt W"]
[Black "Batchelder, Wiliam"]
[Result "1-0"]
[ECO "B43"]
[BlackElo "2210"]
[PlyCount "119"]
[EventDate "1981.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be3 Nf6 6. Nc3 Bb4 7. Bd3 Qc7 8. Nde2 d5 9. 0-0 Nc6 10. exd5 Nxd5 11. Nxd5 exd5 12. Nf4 Ne7 13. Qf3 Bd6 14. Nxd5 Nxd5 15. Qxd5 Bxh2+ 16. Kh1 Be6 17. Qc5 Qxc5 18. Bxc5 Be5 19. f4 Rc8 20. Ba3 Bd4 21. f5 Bd5 22. Rfe1+ Kd8 23. c3 Bb6 24. c4 Rc6 25. f6 Bxc4 26. Be7+ Kd7 27. Be4 gxf6 28. Rad1+ Kc7 29. Bxc6 bxc6 30. Bxf6 Rg8 31. Re7+ Kc8 32. Re5 Bxa2 33. Rc1 Kd7 34. Re7+ Kd6 35. Rd1+ Bd5 36. Rb7 Bf2 37. Rd2 c5 38. Ra7 Bd4 39. Rxa6+ Bc6 40. Bxd4 cxd4 41. Rxd4+ Kc5 42. Rd2 Bb5 43. Rf6 Bc4 44. Rc2 Kb5 45. Rf5+ Kb4 46. Rf4 Rc8 47. Rc3 Rc5 48. Kg1 Kb5 49. Kf2 f5 50. Ke3 Re5+ 51. Kf2 Bd5 52. Re3 Be4 53. g4 Rc5 54. Rb3+ Ka6 55. Ke3 Re5 56. Kd4 Rd5+ 57. Kc4 Re5 58. Rh3 fxg4 59. Ra3+ Kb6 60. Kd4 1-0

[Event "US Open-82"]
[Site "Palo Alto"]
[Date "1981.??.??"]
[Round "8"]
[White "Vacheron, Philip"]
[Black "Batchelder, Wiliam"]
[Result "0-1"]
[ECO "B44"]
[BlackElo "2210"]
[PlyCount "44"]
[EventDate "1981.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. Nf3 e6 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Bd3 d5 7. 0-0 Bc5 8. Qe2 Ne7 9. Nc3 0-0 10. Kh1 Bd4 11. Nb1 dxe4 12. Qxe4 g6 13. Nd2 Bg7 14. Nf3 Rb8 15. Rb1 Qa5 16. a3 c5 17. b4 cxb4 18. axb4 Qh5 19. Be3 Bb7 20. Qh4 Bxf3 21. Qxe7 Be5 22. h3 Qxh3+ 0-1

[Event "US Open-82"]
[Site "Palo Alto"]
[Date "1981.??.??"]
[Round "11"]
[White "Wang, Arthur D"]
[Black "Batchelder, Wiliam"]
[Result "0-1"]
[ECO "D40"]
[BlackElo "2210"]
[PlyCount "110"]
[EventDate "1981.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 c5 4. e3 Nf6 5. Nf3 Nc6 6. a3 a6 7. h3 cxd4 8. exd4 b6 9. Bg5 Be7 10. Rc1 0-0 11. c5 bxc5 12. dxc5 Bxc5 13. Na4 Bxf2+ 14. Kxf2 Ne4+ 15. Kg1 Nxg5 16. Rxc6 Nxf3+ 17. Qxf3 Bd7 18. Rd6 Qc7 19. Rxd7 Qxd7 20. Nc3 Rfd8 21. Qg3 Qc6 22. Kh2 d4 23. Nd1 a5 24. Bd3 Rab8 25. Re1 g6 26. Re2 Rb3 27. Nf2 Qd6 28. Qxd6 Rxd6 29. Bc4 Re3 30. Rd2 e5 31. Ng4 Re1 32. Nh6+ Kg7 33. Nxf7 Rc6 34. Ba2 h6 35. Nd8 Rb6 36. Ne6+ Kf6 37. Nc5 Rd6 38. Nb7 Rd7 39. Nc5 Rc7 40. Nd3 Re3 41. Nf2 h5 42. Bd5 Rc1 43. Ne4+ Kg7 44. Nf2 h4 45. Ng4 Ree1 46. g3 e4 47. Rxd4 Rh1+ 48. Kg2 Rhg1+ 49. Kf2 hxg3+ 50. Ke3 Rge1+ 51. Kf4 g2 52. Bc4 Rxc4 53. Rd7+ Kf8 54. Nf6 Rf1+ 55. Ke5 Rxf6 0-1

[Event "CalChess Masters"]
[Site "Berkeley"]
[Date "1981.??.??"]
[Round "1"]
[White "Waterman, Dennis L"]
[Black "Batchelder, Wiliam"]
[Result "1-0"]
[ECO "D41"]
[WhiteElo "2295"]
[BlackElo "2210"]
[PlyCount "79"]
[EventDate "1981.11.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. Nf3 e6 4. g3 Nc6 5. Bg2 Be7 6. 0-0 d5 7. cxd5 Nxd5 8. Nxd5 exd5 9. d4 0-0 10. Be3 c4 11. b3 cxb3 12. axb3 Bf5 13. Ne5 Nb4 14. Qd2 Nc2 15. Ra2 Bb4 16. Qd1 Nxe3 17. fxe3 Be4 18. Bxe4 dxe4 19. Qc2 Qd5 20. Rf4 f6 21. Qc4 Qxc4 22. Nxc4 b5 23. Na5 f5 24. Nc6 Bd6 25. Rf1 a5 26. Rxa5 Rxa5 27. Nxa5 Bb4 28. Nc6 Bd6 29. Ra1 g5 30. Ra5 Rc8 31. Ra6 Kf7 32. Kf2 Ke6 33. Rb6 Rc7 34. Rxb5 f4 35. gxf4 gxf4 36. Ne5 Rc2 37. exf4 Kf5 38. Ke3 Ke6 39. Nc4 Bc7 40. f5+ 1-0

[Event "Saratoga Paul Masson"]
[Site "Saratoga"]
[Date "1980.07.20"]
[Round "3"]
[White "Batchelder, Wiliam"]
[Black "Krystall, Danny"]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "2210"]
[PlyCount "137"]
[EventDate "1980.07.19"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 c5 3. e3 Nf6 4. c4 cxd4 5. exd4 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 0-0 8. Bd3 Nc6 9. 0-0 d5 10. c5 e5 11. dxe5 Nd7 12. Re1 Nxc5 13. Qc2 Nxd3 14. Qxd3 Bg4 15. Nd4 Nxd4 16. Qxd4 Bf5 17. Rac1 Rc8 18. Nb3 b6 19. Qf4 Qd7 20. Nd4 Be4 21. f3 Bg6 22. b3 Rc5 23. h4 Rfc8 24. g4 h5 25. gxh5 Bxh5 26. Qg5 Qc7 27. Rcd1 Bg6 28. h5 Bc2 29. h6 Bg6 30. hxg7 Kxg7 31. f4 Qd8 32. Qxd8 Rxd8 33. f5 Bh5 34. Rd2 Rg8 35. Rg2+ Kf8 36. Rxg8+ Kxg8 37. Kf2 Rc3 38. e6 fxe6 39. fxe6 Rd3 40. Nb5 Rd2+ 41. Kg3 Rxa2 42. e7 a5 43. Nd6 a4 44. Re5 Bg6 45. Rg5 Kh7 46. bxa4 Re2 47. Rxg6 Kxg6 48. e8Q+ Rxe8 49. Nxe8 Kf5 50. Kf3 Ke5 51. Ke3 d4+ 52. Kd3 Kd5 53. Nc7+ Kc6 54. Ne6 Kb7 55. Nxd4 Ka6 56. Kc3 Ka5 57. Kb3 Ka6 58. Kb4 Ka7 59. Kb5 Kb7 60. Nc2 Ka7 61. Na3 Kb7 62. Nc4 Ka7 63. Nxb6 Kb7 64. Nc4 Ka7 65. Nd6 Ka8 66. Kb6 Kb8 67. Nb5 Ka8 68. Nc7+ Kb8 69. a5 1-0

[Event "Saratoga Paul Masson"]
[Site "Saratoga"]
[Date "1980.07.19"]
[Round "1"]
[White "Batchelder, Wiliam"]
[Black "Sibbing, Harry"]
[Result "1-0"]
[ECO "D87"]
[WhiteElo "2210"]
[PlyCount "65"]
[EventDate "1980.07.19"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 Nc6 9. Be3 0-0 10. 0-0 Qc7 11. Rc1 Rd8 12. Bf4 e5 13. Bg5 Rd7 14. Bd5 Ne7 15. dxc5 Nxd5 16. exd5 Qxc5 17. c4 b6 18. Qa4 b5 19. cxb5 Qxd5 20. Rfd1 Qb7 21. b6 Rxd1+ 22. Rxd1 Be6 23. bxa7 Bf8 24. Be3 Bd5 25. Qa5 Bxg2 26. Qxe5 Bh3 27. Nf4 Qf3 28. Qd5 Bg4 29. Rb1 Qxd5 30. Nxd5 Bf3 31. Nc7 Rc8 32. Rb8 Rxc7 33. Bh6 1-0

[Event "Saratoga Paul Masson"]
[Site "Saratoga"]
[Date "1980.07.19"]
[Round "2"]
[White "Christiansen, Larry Mark"]
[Black "Batchelder, Wiliam"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2485"]
[BlackElo "2210"]
[PlyCount "49"]
[EventDate "1980.07.19"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 g6 6. 0-0 Bg7 7. c3 Ne7 8. f4 Nbc6 9. f5 exf5 10. exf5 Nxd4 11. cxd4 Qb6 12. Kh1 0-0 13. Nc3 Nxf5 14. Bxf5 gxf5 15. Nd5 Qxd4 16. Ne7+ Kh8 17. Qxd4 Bxd4 18. Nxf5 Bg7 19. Nd6 Kg8 20. Rf5 a5 21. Bf4 Ra6 22. Rc1 Rc6 23. Rxa5 Bxb2 24. Rxc6 dxc6 25. Bh6 1-0

[Event "California Masters"]
[Site "Berkeley"]
[Date "1979.??.??"]
[Round "6"]
[White "Batchelder, Wiliam"]
[Black "Ayyar, Rajan"]
[Result "0-1"]
[ECO "E44"]
[WhiteElo "2210"]
[PlyCount "82"]
[EventDate "1979.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nge2 Ne4 6. Bd2 Nxd2 7. Qxd2 Bb7 8. a3 Bxc3 9. Nxc3 d6 10. d5 e5 11. b4 Nd7 12. g3 0-0 13. Bh3 f5 14. f3 Bc8 15. 0-0 Nf6 16. f4 Qe7 17. Rae1 Bd7 18. Bg2 Rae8 19. e4 fxe4 20. f5 Qf7 21. h3 h6 22. g4 Kh7 23. Bxe4 Kg8 24. Qg2 Qe7 25. Bc2 Rc8 26. b5 Rce8 27. h4 g5 28. fxg6 Nxg4 29. Qg3 Rxf1+ 30. Rxf1 Rf8 31. Ne4 Rxf1+ 32. Kxf1 Qf8+ 33. Kg2 Kg7 34. Qf3 Qf4 35. Qxf4 exf4 36. Kf3 Ne5+ 37. Kxf4 Nxg6+ 38. Kg3 Bf5 39. Nxd6 Bxc2 40. Ne8+ Kf7 41. Nxc7 h5 0-1

[Event "California Masters"]
[Site "Berkeley"]
[Date "1979.??.??"]
[Round "2"]
[White "Batchelder, Wiliam"]
[Black "Enright, Paul"]
[Result "1/2-1/2"]
[ECO "E45"]
[WhiteElo "2210"]
[PlyCount "133"]
[EventDate "1979.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nge2 Ba6 6. Ng3 Bxc3+ 7. bxc3 d5 8. Qf3 0-0 9. cxd5 exd5 10. Bxa6 Nxa6 11. Qe2 Qc8 12. f3 c5 13. 0-0 Re8 14. e4 cxd4 15. cxd4 Qc4 16. Qxc4 dxc4 17. Bg5 Nc7 18. d5 Nd7 19. Nf5 b5 20. Bf4 Ne5 21. d6 Nd3 22. dxc7 Nxf4 23. Nd6 Rec8 24. Nxc8 Rxc8 25. Rab1 a6 26. a4 Rxc7 27. axb5 axb5 28. Rxb5 Kf8 29. Kf2 c3 30. Ke3 c2 31. Rc1 Nxg2+ 32. Kd2 Nh4 33. Rb3 g5 34. Rxc2 Re7 35. Ke3 Ng6 36. Rc5 h6 37. Rbc3 Nf4 38. Kf2 Rd7 39. Rc8+ Kg7 40. Rc2 Rd1 41. Ra8 Rh1 42. Ke3 Re1+ 43. Kd4 Rd1+ 44. Ke3 Re1+ 45. Kf2 Rh1 46. Rc7 Rxh2+ 47. Kg1 Rg2+ 48. Kh1 Rf2 49. Raa7 Rxf3 50. Rxf7+ Kg6 51. Rfe7 g4 52. Ra2 g3 53. Rg2 h5 54. Re5 Re3 55. Rf5 Nxg2 56. Kxg2 Rxe4 57. Rf8 h4 58. Kh3 Kg5 59. Rg8+ Kf5 60. Rf8+ Ke5 61. Rd8 Rf4 62. Re8+ Kd4 63. Re2 Re4 64. Rd2+ Ke3 65. Rd8 Kf2 66. Rf8+ Kg1 67. Rf1+ 1/2-1/2

[Event "California Masters"]
[Site "Berkeley"]
[Date "1979.??.??"]
[Round "4"]
[White "Batchelder, Wiliam"]
[Black "Youngworth, Perry"]
[Result "1-0"]
[ECO "D86"]
[WhiteElo "2210"]
[BlackElo "2275"]
[PlyCount "71"]
[EventDate "1979.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 0-0 8. Ne2 Nc6 9. Bg5 b6 10. Qd2 Qd7 11. Bh6 e5 12. 0-0 Re8 13. Bxg7 Kxg7 14. f4 exd4 15. f5 Ne5 16. Bd5 c6 17. cxd4 cxd5 18. dxe5 dxe4 19. f6+ Kh8 20. Qh6 Rg8 21. Rad1 Qe8 22. Rf4 g5 23. Rxe4 Bf5 24. Red4 Bg6 25. h4 gxh4 26. Nf4 Bc2 27. Re1 Qf8 28. Qxh4 Qc5 29. Kh1 Bf5 30. Rc4 Qa5 31. Rec1 Qxa2 32. Rc7 Be4 33. Qh3 Rad8 34. e6 fxe6 35. f7 Rgf8 36. Qc3+ 1-0

[Event "California Masters"]
[Site "Berkeley"]
[Date "1979.??.??"]
[Round "3"]
[White "Blohm, David"]
[Black "Batchelder, Wiliam"]
[Result "0-1"]
[ECO "B46"]
[BlackElo "2210"]
[PlyCount "66"]
[EventDate "1979.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Nf6 7. a3 d5 8. Bd3 e5 9. Nxc6 bxc6 10. Bg5 Be6 11. 0-0 h6 12. Bxf6 Qxf6 13. Qe2 d4 14. Nb1 a5 15. Nd2 Bd6 16. Bc4 0-0 17. Bxe6 Qxe6 18. Qc4 Qd7 19. f4 exf4 20. Qxd4 Qe7 21. Qc4 Rfe8 22. Qxc6 Rac8 23. Qa4 Bc5+ 24. Kh1 Be3 25. Rad1 Rc5 26. Rfe1 Rb8 27. Nf1 Rxb2 28. Nxe3 fxe3 29. Rxe3 Rcxc2 30. Rg3 Qe5 31. Rg1 Re2 32. Rg4 h5 33. Rh4 Qg5 0-1

[Event "California Masters"]
[Site "Berkeley"]
[Date "1979.??.??"]
[Round "7"]
[White "Carlson, Curtis W"]
[Black "Batchelder, Wiliam"]
[Result "0-1"]
[ECO "B46"]
[BlackElo "2210"]
[PlyCount "36"]
[EventDate "1979.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be2 Nge7 7. Bf4 Ng6 8. Be3 Be7 9. 0-0 0-0 10. a4 Qc7 11. Nb3 b6 12. f4 Bb7 13. Qe1 Nb4 14. Bd3 f5 15. Qf2 fxe4 16. Bxb6 Qb8 17. Nxe4 Nxf4 18. Qe3 Nfxd3 0-1

[Event "California Masters"]
[Site "Berkeley"]
[Date "1979.??.??"]
[Round "1"]
[White "Grefe, John Alan"]
[Black "Batchelder, Wiliam"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "2400"]
[BlackElo "2210"]
[PlyCount "107"]
[EventDate "1979.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. 0-0 0-0 9. b3 Ne4 10. Bb2 Bf6 11. Na4 Re8 12. Rc1 cxd4 13. Nxd4 Bd7 14. Nc5 Nxd4 15. Bxd4 Bb5 16. Re1 b6 17. Nxe4 dxe4 18. Bxf6 Qxf6 19. Bxe4 Rxe4 20. Qd5 Rae8 21. Qxb5 R4e5 22. Qd7 g6 23. Rc6 Qd8 24. Qxd8 Rxd8 25. Rc2 Kg7 26. e3 Red5 27. Kf1 h5 28. h4 R8d7 29. Ke2 a5 30. Rb1 R7d6 31. Rbb2 Re6 32. Rd2 Rb5 33. Rd4 Rc6 34. Kd3 Rc1 35. Rc2 Rf1 36. Rf4 Rd1+ 37. Ke4 Rd7 38. Kf3 Rbd5 39. Rc6 Rb7 40. Rd4 Rb5 41. e4 Ra7 42. Rdd6 Rb7 43. Ke3 Rb4 44. e5 a4 45. Rd4 Rb5 46. Rxa4 Rxe5+ 47. Re4 Ra5 48. a4 Rc5 49. Rc4 Re5+ 50. Kf3 Rf5+ 51. Kg2 Rf6 52. Rxf6 Kxf6 53. Rb4 Ke5 54. Rb5+ 1-0

[Event "California Masters"]
[Site "Berkeley"]
[Date "1979.??.??"]
[Round "5"]
[White "McCambridge, Vincent"]
[Black "Batchelder, Wiliam"]
[Result "1-0"]
[ECO "D34"]
[BlackElo "2210"]
[PlyCount "57"]
[EventDate "1979.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. 0-0 0-0 9. b3 Bg4 10. Bb2 Rc8 11. Rc1 Bxf3 12. Bxf3 Nxd4 13. Bg2 Qd7 14. e3 Nc6 15. Nxd5 Nxd5 16. Qxd5 Qxd5 17. Bxd5 Rfd8 18. Rfd1 Bf8 19. a3 Rc7 20. Rd2 Rcd7 21. Rcd1 Kh8 22. Bc3 Nd4 23. Bg2 Ne2+ 24. Kf1 Rxd2 25. Rxd2 Rxd2 26. Bxd2 c4 27. Kxe2 cxb3 28. Bc1 b5 29. Bd5 1-0

[Event "Berkeley People's op"]
[Site "Berkeley"]
[Date "1977.??.??"]
[Round "1"]
[White "Batchelder, Wiliam"]
[Black "Browne, Walter Shawn"]
[Result "0-1"]
[ECO "E84"]
[WhiteElo "2187"]
[BlackElo "2580"]
[PlyCount "82"]
[EventDate "1977.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nc6 7. Nge2 a6 8. Qd2 Rb8 9. Nc1 e5 10. Nb3 Nh5 11. d5 Ne7 12. 0-0-0 f5 13. c5 Kh8 14. Kb1 b5 15. Bd3 Nf4 16. Bc2 b4 17. Na4 fxe4 18. fxe4 Bg4 19. Rdf1 Be2 20. Rf2 Bb5 21. Nc1 a5 22. Rd1 Nh5 23. b3 Nf6 24. h3 Nd7 25. Nd3 Nf6 26. Ne1 Qd7 27. Nf3 Bxa4 28. bxa4 b3 29. axb3 Nxe4 30. Bxe4 Rxb3+ 31. Kc1 Qxa4 32. Qa2 Qxa2 33. Rxa2 Rxe3 34. Bc2 e4 35. Ng5 Bh6 36. h4 Bxg5 37. hxg5 Rf2 38. Rxa5 Rc3 39. Rd2 e3 40. Kb2 Nxd5 41. cxd6 Rxd2 0-1

[Event "Berkeley People's op"]
[Site "Berkeley"]
[Date "1977.??.??"]
[Round "2"]
[White "Enright, Paul"]
[Black "Batchelder, Wiliam"]
[Result "1-0"]
[ECO "B36"]
[BlackElo "2187"]
[PlyCount "79"]
[EventDate "1977.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Bd2 0-0 10. Qe3 Bd7 11. 0-0 Bc6 12. Rad1 Nd7 13. b3 a5 14. Rfe1 Nc5 15. Bd3 Qd7 16. Nd5 Ra6 17. Bc3 f6 18. Bb1 b5 19. cxb5 Bxb5 20. Qg3 Bc6 21. Qh4 g5 22. Qh5 e6 23. e5 f5 24. Nf6+ Bxf6 25. exf6 Rf7 26. Qxg5+ Kh8 27. Bxf5 Ra8 28. Qh4 Rg8 29. Bh3 Qb7 30. g3 e5 31. Rxd6 Ne4 32. Rxc6 Ng5 33. Bg2 e4 34. Rc4 Qd7 35. Rcxe4 Qd3 36. Rc4 a4 37. Qd4 Qf5 38. Rxa4 h5 39. Ra5 Qg6 40. Ra7 1-0

[Event "American op 10th"]
[Site "Santa Monica"]
[Date "1974.12.01"]
[Round "8"]
[White "Batchelder, Wiliam"]
[Black "Berry, David A"]
[Result "1/2-1/2"]
[ECO "D35"]
[PlyCount "64"]
[EventDate "1974.11.28"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. d4 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 Nbd7 7. Qc2 Nf8 8. Bd3 g6 9. Nf3 Ne6 10. Bh4 Ng7 11. Bg3 c6 12. 0-0 Bf5 13. e4 dxe4 14. Nxe4 Nxe4 15. Bxe4 0-0 16. Bxf5 Nxf5 17. Qb3 Nxg3 18. hxg3 Rb8 19. Rad1 Qd5 20. Qa4 a6 21. Rfe1 Bd6 22. Ne5 Bxe5 23. dxe5 Qc5 24. Rd7 Rfe8 25. Qf4 Qf8 26. Red1 Re7 27. Qf6 Rbe8 28. f4 Re6 29. Qh4 Qb4 30. Rxf7 Kxf7 31. Qxh7+ Kf8 32. Qh8+ Kf7 1/2-1/2

[Event "American op 10th"]
[Site "Santa Monica"]
[Date "1974.11.29"]
[Round "3"]
[White "Batchelder, Wiliam"]
[Black "Krystall, Danny"]
[Result "0-1"]
[ECO "E45"]
[PlyCount "78"]
[EventDate "1974.11.28"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nge2 Ba6 6. a3 Bxc3+ 7. Nxc3 d5 8. b3 0-0 9. Be2 dxc4 10. bxc4 Nc6 11. Bf3 Qd7 12. Qa4 Bb7 13. 0-0 Na5 14. Bxb7 Nxb7 15. Bb2 c5 16. Rfd1 cxd4 17. Qxd7 Nxd7 18. Rxd4 Nbc5 19. Rad1 Nf6 20. f3 Rac8 21. Nb5 a6 22. Nd6 Rc6 23. Kf2 Nb3 24. Rf4 Rd8 25. Be5 Ne8 26. Nxe8 Rxd1 27. Bxg7 f5 28. Be5 Kf7 29. Nf6 Nc1 30. Nxh7 Nd3+ 31. Ke2 Nxf4+ 32. Kxd1 Nxg2 33. Bd4 e5 34. Bxe5 Nxe3+ 35. Ke2 Nxc4 36. Bd4 Rd6 37. Kd3 Ne5+ 38. Ke3 Nxf3 39. Bc3 Rc6 0-1

[Event "American op 10th"]
[Site "Santa Monica"]
[Date "1974.11.28"]
[Round "1"]
[White "Batchelder, Wiliam"]
[Black "Greensite, Arthur"]
[Result "1-0"]
[ECO "A58"]
[PlyCount "97"]
[EventDate "1974.11.28"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. g3 g6 7. Bg2 d6 8. Nf3 Bg7 9. 0-0 0-0 10. Re1 Nbd7 11. h3 Qc7 12. e4 Rfb8 13. Qc2 Ra7 14. Na3 Rab7 15. Rb1 Ra7 16. b3 Qa5 17. Kh2 Ne8 18. e5 dxe5 19. Re4 Nd6 20. Ra4 Qc7 21. Be3 Nb6 22. Qxc5 Nxa4 23. Qxa7 Qxa7 24. Bxa7 Rb7 25. bxa4 Rxa7 26. Rb8+ Bf8 27. Nxe5 Kg7 28. Nc6 Rb7 29. Ra8 Bd3 30. Rb8 Rxb8 31. Nxb8 e5 32. dxe6 fxe6 33. Nd7 Be7 34. Ne5 Be2 35. Nc2 Bd1 36. Nd4 Bxa4 37. Nxe6+ Kf6 38. Nc5 Kxe5 39. Nxa4 Kd4 40. Nb6 Bd8 41. Nd7 Nb5 42. a4 Na7 43. Nf8 Kc3 44. Bf3 Kb4 45. Bd1 Nc6 46. Nxh7 Be7 47. h4 Ne5 48. f4 Nd3 49. Bc2 1-0

[Event "American op 10th"]
[Site "Santa Monica"]
[Date "1974.11.28"]
[Round "2"]
[White "Zumbrunnen, Randy D"]
[Black "Batchelder, Wiliam"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "66"]
[EventDate "1974.11.28"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 d5 4. Bg2 dxe4 5. Nxe4 Be7 6. d3 Nf6 7. Be3 Qc7 8. f4 0-0 9. Nf3 Nbd7 10. Qe2 c4 11. Nxf6+ Bxf6 12. d4 c3 13. b4 Be7 14. Rb1 Nb6 15. Ne5 Nd5 16. Nd3 Qc4 17. Nc5 Qxa2 18. Kf2 b5 19. Ra1 Qc4 20. Qxc4 bxc4 21. b5 Rb8 22. Rhb1 Rd8 23. Rxa7 Nxe3 24. Kxe3 Bf6 25. d5 exd5 26. b6 d4+ 27. Kf2 d3 28. b7 Bd4+ 29. Kf3 Bf5 30. g4 Bxc5 31. Ra5 dxc2 32. Rc1 Rd3+ 33. Ke2 Bxg4+ 0-1

[Event "US Open-70"]
[Site "Lincoln"]
[Date "1969.08.22"]
[Round "12"]
[White "Batchelder, Wiliam"]
[Black "Mirsky, Joseph"]
[Result "1-0"]
[ECO "E77"]
[PlyCount "33"]
[EventDate "1969.08.10"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. f4 c6 7. Nf3 e6 8. 0-0 Qc7 9. Qe1 Re8 10. Qh4 Qe7 11. e5 dxe5 12. fxe5 Nd5 13. Ng5 h6 14. Rxf7 hxg5 15. Rxe7 gxh4 16. Rxe8+ Kf7 17. Rxc8 1-0

[Event "US Open-70"]
[Site "Lincoln"]
[Date "1969.08.18"]
[Round "8"]
[White "Wheeler, Bill"]
[Black "Batchelder, Wiliam"]
[Result "1-0"]
[ECO "B93"]
[PlyCount "61"]
[EventDate "1969.08.10"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. Nf3 Nc6 9. 0-0 Bg7 10. Kh1 0-0 11. Qe1 b5 12. Qh4 b4 13. Ne2 e6 14. f5 exf5 15. exf5 gxf5 16. Ng3 Ne7 17. Nd4 Ng6 18. Qg5 h6 19. Qd2 f4 20. Ngf5 Qc5 21. Rxf4 Nxf4 22. Qxf4 Qe5 23. Qh4 Bxf5 24. Nxf5 Rfe8 25. Bf4 Qxb2 26. Rf1 Nd7 27. Bxh6 Be5 28. Bc1 Qxa2 29. Nh6+ Kf8 30. Bc4 Bf6 31. Bxa2 1-0

[Event "US Open-70"]
[Site "Lincoln"]
[Date "1969.08.17"]
[Round "7"]
[White "Batchelder, Wiliam"]
[Black "Matera, Salvatore Joseph"]
[Result "0-1"]
[ECO "E82"]
[PlyCount "62"]
[EventDate "1969.08.10"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 b6 7. Qd2 c5 8. d5 Re8 9. Bd3 Nbd7 10. Nh3 Ne5 11. Nf2 Nxd3+ 12. Nxd3 e6 13. 0-0 exd5 14. cxd5 Nd7 15. Kh1 Ne5 16. Nxe5 Bxe5 17. Bg5 Qd7 18. f4 Bd4 19. e5 dxe5 20. Ne4 exf4 21. Nf6+ Bxf6 22. Bxf6 Bb7 23. Qxf4 Qxd5 24. Rf3 Qh5 25. Bc3 Bxf3 26. Qf6 Kf8 27. Qg7+ Ke7 28. Qf6+ Kd7 29. gxf3 Qd5 30. Rg1 Re3 31. Kg2 Rae8 0-1

[Event "US Open-70"]
[Site "Lincoln"]
[Date "1969.08.15"]
[Round "6"]
[White "Poschel, Paul"]
[Black "Batchelder, Wiliam"]
[Result "1/2-1/2"]
[ECO "A28"]
[PlyCount "89"]
[EventDate "1969.08.10"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Ne7 3. Nf3 Nbc6 4. e3 d5 5. cxd5 Nxd5 6. Qc2 Nxc3 7. bxc3 Bd6 8. Be2 0-0 9. d4 Qe7 10. 0-0 Bd7 11. e4 Rfe8 12. Bg5 f6 13. Be3 Kh8 14. Nd2 Rad8 15. d5 Na5 16. Nb3 Nxb3 17. axb3 a6 18. c4 c5 19. Rfb1 Rc8 20. Qd2 g6 21. Qa5 f5 22. f3 f4 23. Bf2 g5 24. Rd1 Rg8 25. h3 h5 26. Kf1 g4 27. hxg4 hxg4 28. fxg4 Bxg4 29. Bf3 Qh7 30. Qc3 Rg5 31. Qd3 Qh1+ 32. Ke2 Qxg2 33. Rh1+ Kg7 34. Rag1 Qxf3+ 35. Qxf3 Bxf3+ 36. Kxf3 Rxg1 37. Rxg1+ Kf7 38. Rh1 Rg8 39. Rh6 Rg6 40. Rh7+ Rg7 41. Rh6 Rg6 42. Rh7+ Rg7 43. Rh6 Ke7 44. Rh8 Kd7 45. Rh6 1/2-1/2

[Event "US Open-70"]
[Site "Lincoln"]
[Date "1969.08.14"]
[Round "5"]
[White "Batchelder, Wiliam"]
[Black "Sildmets, Anton"]
[Result "1-0"]
[ECO "E81"]
[PlyCount "69"]
[EventDate "1969.08.10"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 c6 7. Qd2 Qc7 8. Bd3 Nbd7 9. Nge2 a6 10. Rc1 c5 11. b3 b6 12. 0-0 cxd4 13. Nxd4 Bb7 14. Bb1 Rac8 15. Kh1 h5 16. Qf2 Kh7 17. Qh4 Rh8 18. g4 Kg8 19. g5 Ne8 20. Nd5 Qd8 21. Qh3 Bxd4 22. Bxd4 e5 23. Be3 Ng7 24. Qxd7 Qxd7 25. Nf6+ Kf8 26. Nxd7+ Ke7 27. Nxb6 Rc7 28. Nd5+ Bxd5 29. cxd5 Rhc8 30. Rxc7+ Rxc7 31. Rc1 Kd7 32. Rxc7+ Kxc7 33. Bd3 Kb7 34. Kg2 Ne8 35. Kf2 1-0

[Event "US Open-70"]
[Site "Lincoln"]
[Date "1969.08.12"]
[Round "3"]
[White "Batchelder, Wiliam"]
[Black "Bisguier, Arthur Bernard"]
[Result "0-1"]
[ECO "E46"]
[PlyCount "72"]
[EventDate "1969.08.10"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nge2 d5 6. a3 Bd6 7. c5 Be7 8. Ng3 b6 9. b4 a5 10. Bb2 axb4 11. axb4 Rxa1 12. Qxa1 bxc5 13. dxc5 e5 14. Na2 d4 15. exd4 exd4 16. Bc4 Nc6 17. 0-0 Ng4 18. Bb5 Bb7 19. Qd1 Qd7 20. Nc1 Nge5 21. Nce2 Qd5 22. Nf4 Qa2 23. Bxc6 Nxc6 24. Bxd4 Rd8 25. Qa1 Qc4 26. Be3 Bf6 27. Qb1 Qxb4 28. Qxb4 Nxb4 29. Rb1 Ba6 30. h3 Nc2 31. Ne4 Be5 32. Bd2 Na3 33. Re1 Nc2 34. Rb1 h6 35. Rc1 Nd4 36. Kh1 Nb3 0-1

[Event "US Open-70"]
[Site "Lincoln"]
[Date "1969.08.10"]
[Round "1"]
[White "Batchelder, Wiliam"]
[Black "Bush, Preston"]
[Result "0-1"]
[ECO "E42"]
[PlyCount "43"]
[EventDate "1969.08.10"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nge2 b6 6. a3 cxd4 7. exd4 Bxc3+ 8. Nxc3 Bb7 9. d5 exd5 10. cxd5 Qe7+ 11. Be2 d6 12. 0-0 0-0 13. Re1 Re8 14. Bg5 Qd8 15. Bxf6 Qxf6 16. Qa4 Rd8 17. Bg4 h6 18. Re8+ Rxe8 19. Qxe8+ Kh7 20. Ne4 Qg6 21. Nxd6 Bxd5 22. Bf5 0-1

[Event "US Open-61"]
[Site "Saint Louis"]
[Date "1960.08.18"]
[Round "11"]
[White "Baylor, George Walker"]
[Black "Batchelder, Wiliam"]
[Result "1-0"]
[ECO "B99"]
[PlyCount "97"]
[EventDate "1960.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[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 b5 11. Bxf6 Nxf6 12. g5 Nd7 13. a3 Nb6 14. Rg1 Bb7 15. f5 e5 16. Nb3 Rc8 17. f6 gxf6 18. gxf6 Bf8 19. Na5 Na4 20. Nxb7 Nxc3 21. Qxc3 Qxb7 22. Qf3 Qc6 23. c3 h5 24. h4 Qb6 25. Rg3 Rc6 26. Qf5 Qd8 27. Bh3 Rh6 28. Rf1 Rh8 29. Kb1 Qc7 30. Rfg1 Rh6 31. Rg8 d5 32. R1g5 Re6 33. exd5 Rhxf6 34. Qh7 Rh6 35. Qg7 Qd6 36. Rxf8+ Qxf8 37. Qxf8+ Kxf8 38. dxe6 fxe6 39. Rxe5 Kf7 40. Ka2 Ke7 41. Kb3 Kd6 42. Rg5 e5 43. c4 e4 44. c5+ Kc6 45. Kc3 Rf6 46. Bf5 e3 47. b4 a5 48. Kd3 Kd5 49. Bd7+ 1-0

[Event "US Open-61"]
[Site "Saint Louis"]
[Date "1960.08.12"]
[Round "5"]
[White "Smith, Kenneth Ray"]
[Black "Batchelder, Wiliam"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "79"]
[EventDate "1960.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d5 4. exd5 Qxd5 5. cxd4 Nc6 6. Nf3 Bg4 7. Be2 e6 8. Nc3 Qa5 9. 0-0 Nf6 10. Qb3 Qb4 11. Be3 Qxb3 12. axb3 Bb4 13. h3 Bh5 14. g4 Bg6 15. Ne5 0-0 16. Nxc6 bxc6 17. Ra6 Bc2 18. Bc4 Rfc8 19. Rc1 Bg6 20. Rca1 Rc7 21. Bf4 Rd7 22. Be5 Ne4 23. Ne2 Nd2 24. R1a4 c5 25. Bb5 Nf3+ 26. Kg2 Nxe5 27. dxe5 Rc7 28. f3 h5 29. gxh5 Bxh5 30. Nf4 g6 31. h4 Kh7 32. Kf2 Kh6 33. Ke3 Be1 34. Nd3 Bg3 35. Rc4 Rd8 36. f4 Bxh4 37. Nxc5 Rd1 38. Nd3 Rb7 39. Ba4 g5 40. Rc8 1/2-1/2

[Event "US Open-61"]
[Site "Saint Louis"]
[Date "1960.08.09"]
[Round "2"]
[White "Batchelder, Wiliam"]
[Black "Steinmeyer, Robert H"]
[Result "1/2-1/2"]
[ECO "D31"]
[PlyCount "130"]
[EventDate "1960.08.08"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Qc2 Ne7 6. Bg5 f6 7. Bf4 Bf5 8. Qd2 Nd7 9. e3 Nb6 10. Nf3 Qd7 11. Bd3 Ng6 12. Bg3 Be7 13. 0-0 0-0 14. Rfc1 Bxd3 15. Qxd3 a5 16. a3 Nc4 17. Rc2 a4 18. e4 Nb6 19. h4 dxe4 20. Nxe4 Nd5 21. Nc5 Bxc5 22. dxc5 Rfe8 23. Rc4 Nf8 24. Qd1 Ne6 25. Rac1 Ra5 26. Bd6 b5 27. Re4 Raa8 28. Qd2 Nec7 29. Rce1 Rxe4 30. Rxe4 Re8 31. Qe1 Rxe4 32. Qxe4 Qe6 33. Qd3 g6 34. Bxc7 Nxc7 35. Qd8+ Ne8 36. Nd4 Qe1+ 37. Kh2 Kg7 38. Nxc6 Kh6 39. Qe7 Qxe7 40. Nxe7 Nc7 41. Nc8 Kg7 42. Nd6 Kf8 43. Kg3 Ke7 44. Kf4 Kd7 45. Ne4 Nd5+ 46. Kf3 Kc6 47. g4 f5 48. gxf5 gxf5 49. Ng3 Kxc5 50. Nxf5 b4 51. Ne3 bxa3 52. bxa3 Nc3 53. Kf4 Nb5 54. Nd1 Nxa3 55. Nb2 Kb4 56. Kg5 Nc4 57. Nxa4 Kxa4 58. Kh6 Kb5 59. Kxh7 Kc6 60. Kg7 Kd7 61. h5 Ke7 62. h6 Nd6 63. h7 Nf7 64. f4 Nh8 65. f5 Ke8 1/2-1/2

[Event "US Open-60"]
[Site "Omaha"]
[Date "1959.07.30"]
[Round "10"]
[White "Ramirez, Gilbert"]
[Black "Batchelder, Wiliam"]
[Result "1-0"]
[ECO "B88"]
[PlyCount "59"]
[EventDate "1959.07.20"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. 0-0 Be7 8. Bb3 0-0 9. Be3 Nc6 10. f4 Qc7 11. f5 Nxd4 12. Bxd4 b5 13. a3 Qc6 14. Qf3 Rb8 15. fxe6 Bxe6 16. Nd5 Bxd5 17. exd5 Qd7 18. h3 Kh8 19. c3 a5 20. Bc2 Rfe8 21. Qd3 Kg8 22. Bxf6 Bxf6 23. Qxh7+ Kf8 24. Rae1 Be5 25. Bg6 Qa7+ 26. Kh1 Rb7 27. Qh8+ Ke7 28. Rxf7+ Kd8 29. Qxe8+ Kxe8 30. Rxb7+ 1-0

[Event "US Open-60"]
[Site "Omaha"]
[Date "1959.07.22"]
[Round "3"]
[White "Batchelder, Wiliam"]
[Black "Weinstein, Raymond Allen"]
[Result "0-1"]
[ECO "E67"]
[PlyCount "76"]
[EventDate "1959.07.20"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[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 Nbd7 7. Nc3 e5 8. e3 Re8 9. b3 a6 10. Bb2 c6 11. Rc1 e4 12. Nd2 d5 13. cxd5 cxd5 14. Na4 Nf8 15. Qc2 Bd7 16. Nc5 Bc6 17. b4 b6 18. Ncxe4 Rc8 19. Nxf6+ Bxf6 20. Qb1 Qd6 21. Ba1 h5 22. h4 Rc7 23. Nf3 Nd7 24. Qb2 Rb7 25. Rfd1 Bb5 26. a3 Ra7 27. Rc3 a5 28. Ne1 axb4 29. axb4 Rea8 30. Rdc1 Kh7 31. Qb3 Rxa1 32. Bxd5 R8a3 33. Rxa1 Rxa1 34. Bxf7 Rxe1+ 35. Kh2 Bc6 36. d5 Bb7 37. Rc2 Be5 38. Be6 Qxe6 0-1

[Event "US Open-60"]
[Site "Omaha"]
[Date "1959.07.21"]
[Round "2"]
[White "Edelbaum, Ted"]
[Black "Batchelder, Wiliam"]
[Result "1-0"]
[ECO "A03"]
[PlyCount "39"]
[EventDate "1959.07.20"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. f4 d5 2. e3 g6 3. Nf3 Bg7 4. d4 c5 5. c3 Nf6 6. Nbd2 0-0 7. Be2 Qc7 8. Ne5 b6 9. 0-0 Bb7 10. Qe1 Ne4 11. Qh4 Nxd2 12. Bxd2 f6 13. Ng4 e6 14. Rf3 Nc6 15. Rh3 h5 16. Bd3 Ne7 17. Bxg6 Nxg6 18. Qxh5 Nh8 19. Nh6+ Kh7 20. Nf5+ 1-0

[Event "USA Junior-ch"]
[Site "Omaha"]
[Date "1959.07.13"]
[Round "1"]
[White "Batchelder, Wiliam"]
[Black "Harmon, Clark R"]
[Result "1-0"]
[ECO "E81"]
[PlyCount "141"]
[EventDate "1959.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 e5 6. Bg5 c6 7. Nge2 Qa5 8. Qd2 0-0 9. 0-0-0 a6 10. d5 cxd5 11. Nxd5 Qxd2+ 12. Rxd2 Nxd5 13. Rxd5 Be6 14. Rxd6 Bxc4 15. Nc3 Be6 16. Rb6 Rc8 17. g3 Nd7 18. Rxb7 Nc5 19. Rb6 Na4 20. Rxa6 Nxc3 21. bxc3 Rxc3+ 22. Kb2 Rac8 23. Bb5 Rxf3 24. Rf1 Rxf1 25. Bxf1 h6 26. Be3 Bc4 27. Bxc4 Rxc4 28. Ra8+ Kh7 29. Ra7 Kg8 30. Ra8+ Kh7 31. Ra7 Rxe4 32. Bc5 Rc4 33. Bd6 Rc6 34. Bb4 Rf6 35. a4 Rf3 36. a5 e4+ 37. Kc2 Bd4 38. Rd7 Bg1 39. a6 Kg7 40. a7 Bxa7 41. Rxa7 Rf2+ 42. Kc3 Rxh2 43. Kd4 Rg2 44. Bd6 Rd2+ 45. Ke5 e3 46. Ra3 e2 47. Re3 Rd3 48. Rxe2 Rxg3 49. Kf4 Rd3 50. Bc5 Rd5 51. Ba3 g5+ 52. Ke4 Ra5 53. Bb2+ Kg6 54. Kf3 Rb5 55. Bd4 h5 56. Rb2 Rf5+ 57. Kg2 h4 58. Rb6+ f6 59. Rc6 g4 60. Rc8 Rd5 61. Rg8+ Kf5 62. Be3 Ra5 63. Rc8 Ra2+ 64. Kf1 Ke4 65. Bf2 g3 66. Be1 Ra1 67. Rc4+ Kf3 68. Rc3+ Kg4 69. Rc4+ Kh3 70. Ke2 g2 71. Rxh4# 1-0

