[Site "Boise, ID"] [Date "2012.02.18"] [Round "1.10"] [White "Nathan, Jacob Ari"] [Black "Edvalson, Paul"] [Result "0-1"] [WhiteElo "384"] [BlackElo "1597"] [ECO "B06"] [Opening "Modern"] 1. e4 g6 2. Nf3 Bg7 3. d3 c5 4. Nbd2 Nc6 5. g3 e5 6. Bg2 d5 7. exd5 Qxd5 8. O-O Bg4 9. Qe1 Qd7 10. Nc4 f6 11. h3 Bxh3 12. Bxh3 Qxh3 13. Qe4 O-O-O 14. Bd2 h5 15. Ba5 f5 16. Qe3 b6 17. Bxb6 axb6 18. Nxb6+ Kc7 19. Qxc5 h4 20. Rfe1 hxg3 21. fxg3 Qxg3+ 22. Kf1 Qxf3+ 23. Qf2 Rh1# 0-1

[Event "Idaho Closed"] [Site "Boise, ID"] [Date "2012.02.18"] [Round "2.11"] [White "Taylor, Shane"] [Black "Nathan, Jacob Ari"] [Result "1-0"] [WhiteElo "1381"] [BlackElo "384"] [ECO "C50"] [Opening "Giuoco Piano: 4.O-O Nf6"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 O-O 6. c3 d5 7. exd5 Nxd5 8. Re1 Re8 9. b4 Bb6 10. b5 Na5 11. Nxe5 Bxf2+ 12. Kxf2 Qf6+ 13. Nf3 Bg4 14. Bxd5 Rad8 15. Bg5 Qf5 16. Bxd8 Rxd8 17. Re5 Qf6 18. Qe1 g6 19. c4 c6 20. bxc6 bxc6 21. Re8+ Rxe8 22. Qxe8+ Kg7 23. Qe5 Bxf3 24. Qxf6+ Kxf6 25. Bxf3 h5 26. Nc3 h4 27. Re1 g5 28. Ne4+ Kf5 29. Nd6+ Kf6 30. Nc8 a6 31. Re7 Kg6 32. Ra7 Nxc4 33. dxc4 {#r} 1-0

[Event "Idaho Closed"] [Site "Boise, ID"] [Date "2012.02.19"] [Round "4.13"] [White "Nathan, Jacob Ari"] [Black "Gorman, Cody Austin"] [Result "0-1"] [WhiteElo "384"] [ECO "B01"] [Opening "Scandinavian (Centre Counter)"] 1. e4 d5 2. Nc3 dxe4 3. Nxe4 Bf5 4. Qf3 e6 5. Bc4 c6 6. d3 Nf6 7. Bg5 Nbd7 8. O-O-O h6 9. Bh4 Be7 10. Re1 Qb6 11. Bxe6 Bxe6 12. Nxf6+ Nxf6 13. Nh3 O-O-O 14. Nf4 g5 15. Nxe6 fxe6 16. Qe2 gxh4 17. Qxe6+ Rd7 18. Rd1 Qxf2 19. d4 Qxg2 20. Rdg1 Qd5 21. Qe2 Qxa2 22. Rg7 Rxd4 23. c3 Re4 24. Qd3 Qa1+ 25. Kc2 Qxh1 26. Qh3+ Nd7 27. Rf7 Re2+ 28. Kb3 Qd5+ 29. Ka4 Re4+ {#R} 0-1

[Event "Idaho Closed"] [Site "Boise, ID"] [Date "2012.02.20"] [Round "5.13"] [White "Murdock, Mark"] [Black "Nathan, Jacob Ari"] [Result "1-0"] [BlackElo "384"] [ECO "C60"] [Opening "Spanish: Alapin Variation"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bb4 4. O-O Nf6 5. d3 O-O 6. a3 Bc5 7. h3 d5 8. Bg5 Bxh3 9. gxh3 Be7 10. Nc3 Qd7 11. Kh2 Rae8 12. Nxd5 Nxd5 13. exd5 Qxd5 14. Bxe7 Rxe7 15. Bc4 Qd6 16. Rg1 e4+ 17. Kh1 exf3 18. Qxf3 Qd4 19. Qg3 g6 20. c3 Qf6 21. d4 Rfe8 22. Bd5 Re2 23. Raf1 Qf5 24. Bf3 Qd3 25. Bxe2 Qxe2 26. Qxc7 Qe4+ 27. Kh2 Ne7 28. Qd7 Rf8 29. Re1 Qf4+ 30. Kg2 Qg5+ 31. Qg4 Qd5+ 32. Kh2 Qd6+ 33. Qg3 Qd5 34. Rxe7 Qf5 35. Rxb7 Ra8 36. Re7 Qf6 37. Re5 Qg7 38. Qg2 Qf6 39. Qxa8+ Kg7 40. Qg2 Qd6 41. b4 Qc7 42. Qg3 Qc4 43. Re7 a6 44. Rc7 Qb3 45. Qe5+ Kh6 46. Qg5+ Kg7 47. Rc6 Qxa3 48. Qf6+ Kh6 49. Qxf7 Qa4 50. Rcxg6+ Kh5 51. Qxh7# 1-0

[Event "Idaho Closed"] [Site "Boise, ID"] [Date "2012.02.20"] [Round "6.14"] [White "Healy, Michael"] [Black "Nathan, Jacob Ari"] [Result "1-0"] [WhiteElo "651"] [BlackElo "384"] [ECO "C25"] [Opening "Vienna: 2...Bb4"] 1. e4 e5 2. Nc3 Bb4 3. Nf3 Nc6 4. Be2 Nf6 5. a3 O-O 6. axb4 Nxb4 7. b3 d5 8. Ba3 dxe4 9. Bxb4 Re8 10. Ng5 Ng4 11. Ngxe4 b6 12. Bxg4 Bb7 13. O-O c5 14. Ba3 Qd4 15. Qf3 Rad8 16. Bh5 Rf8 17. Qg3 b5 18. Nf6+ Kh8 19. Nxb5 Qxd2 20. Rac1 Qh6 21. Qxe5 g6 22. Ng4+ Qg7 23. Qxg7+ Kxg7 24. Bb2+ f6 25. Nxf6 Rxf6 26. Bxf6+ Kxf6 27. Bf3 a6 28. Nc3 Bxf3 29. gxf3 Kf5 30. Rcd1 Rg8 31. Rd5+ Kf6 32. Ne4+ Kg7 33. Rd7+ Kh6 34. Ng3 Rf8 35. Kg2 {(There appears to be a missing move pair, as Black's next move is ...Kg7, which is illegal. The game appears to end in Mate on move 48.--Jeff Roland.)} {#r} 1-0

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2013.02.16"] [Round "1.4"] [White "Gorman, Cody Austin"] [Black "Nathan, Jacob Ari"] [Result "1-0"] [WhiteElo "1712"] [BlackElo "963"] [ECO "A40"] [Opening "Queen's Pawn: Bogoljubow-Miles Defence"] 1. d4 Nc6 2. e4 e5 3. d5 Nce7 4. Nf3 d6 5. c4 Nf6 6. Nc3 c6 7. Bg5 Bg4 8. Qd3 Qb6 9. Rb1 cxd5 10. cxd5 Nh5 11. Be3 Qb4 12. Qb5+ Qxb5 13. Nxb5 Nf6 14. Nc7+ Kd8 15. Nxa8 Nxe4 16. Bd3 {#r} 1-0

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2013.02.16"] [Round "2.9"] [White "Nathan, Jacob Ari"] [Black "Machin, Alex James"] [Result "0-1"] [WhiteElo "963"] [ECO "C42"] [Opening "Russian Game: 3.Nxe5 d6 4.Nf3"] 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. Nc3 Nxc3 7. dxc3 h6 8. Bf4 a6 9. O-O-O Qxe2 10. Bxe2 Nc6 11. Rhe1 Be7 12. Bc4 O-O 13. h3 Bd7 14. g4 Rae8 15. Rh1 Na5 16. Bd3 Bc6 17. Nd4 Bxh1 18. Rxh1 Nc6 19. Nf5 Bg5 20. Bxg5 hxg5 21. h4 gxh4 22. Rxh4 Ne5 23. Be4 Ng6 {#R} 0-1

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2013.02.17"] [Round "3.10"] [White "Arp, Jared Lee"] [Black "Nathan, Jacob Ari"] [Result "0-1"] [BlackElo "963"] [ECO "A07"] [Opening "Reti: KIA"] 1. Nf3 d5 2. g3 Bg4 3. Bg2 Nc6 4. c3 e5 5. Qa4 Bc5 6. d4 exd4 7. cxd4 Bb4+ 8. Nc3 Nf6 9. O-O O-O 10. Ne5 Nxd4 11. Be3 c5 12. Bxd4 cxd4 13. Qxb4 dxc3 14. Nxg4 cxb2 15. Nxf6+ Qxf6 16. Rab1 Rfe8 17. Rxb2 Qe5 18. e3 h6 19. Qxb7 Rab8 20. Qxd5 Rxb2 21. Qc4 Reb8 22. Rc1 Rb1 23. Rxb1 Rxb1+ 24. Bf1 Qa1 25. Kg2 a5 26. Qc8+ Kh7 27. Bd3+ g6 28. Bxb1 Qxb1 29. Qc7 Qxa2 30. Kf3 a4 31. Qc3 Qb3 32. Qd2 a3 {#R} 0-1

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2013.02.17"] [Round "4.8"] [White "Nathan, Jacob Ari"] [Black "Machin, Drew Anthony"] [Result "1-0"] [WhiteElo "963"] [ECO "B06"] [Opening "Modern: 3.Nf3"] 1. e4 g6 2. d4 Bg7 3. Nf3 c5 4. Bc4 cxd4 5. Nxd4 Nc6 6. Nxc6 bxc6 7. O-O e6 8. Nc3 Ne7 9. Bg5 O-O 10. Qd6 Re8 11. f4 Qb6+ 12. Kh1 Qxb2 13. Na4 Qxc2 14. Rac1 Qxa4 15. Bxe7 Bb2 16. Bb3 Qd4 17. Rce1 Qxd6 18. Bxd6 Bg7 19. f5 Bf8 20. fxg6 hxg6 21. Bc7 Be7 22. Re3 Kg7 23. Be5+ f6 24. Bb2 Ba6 25. Rf4 e5 26. Bxe5 d6 27. Bb2 Rab8 28. e5 dxe5 29. Bxe5 Rb4 30. Rxb4 Rd8 31. Rb8 fxe5 32. Rxd8 Bxd8 33. Rxe5 Bb5 34. h4 Bb6 35. Re7+ Kf6 36. Rf7+ Ke5 37. g4 c5 38. h5 gxh5 39. gxh5 c4 40. h6 Ke6 41. h7 Bd4 42. Bxc4+ Bxc4 43. Rxa7 Bd5+ 44. Kh2 Kf5 45. Ra5 Be5+ 46. Kh3 Be6 47. Rxe5+ Kxe5+ {#r} 1-0

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2013.02.18"] [Round "5.7"] [White "Eacker, Barry D"] [Black "Nathan, Jacob Ari"] [Result "1/2-1/2"] [WhiteElo "1645"] [BlackElo "963"] [ECO "A40"] [Opening "Queen's Pawn: Bogoljubow-Miles Defence"] 1. d4 Nc6 2. Nc3 Nf6 3. Bg5 h6 4. Bxf6 exf6 5. e4 Bb4 6. Nf3 d5 7. exd5 Qxd5 8. a3 Bxc3+ 9. bxc3 Bg4 10. Be2 O-O-O 11. O-O Rhe8 12. h3 Bh5 13. Re1 Re6 14. c4 Qa5 15. d5 Bxf3 16. Bxf3 Ne5 17. Bg4 Nxg4 18. Qxg4 f5 19. Qd1 Qc3 20. Rb1 Qxc4 21. Qh5 Qxd5 22. Rbd1 Qa5 23. Rxd8+ Kxd8 24. Rd1+ Ke8 25. Qf3 Re1+ 26. Rxe1+ Qxe1+ 27. Kh2 Qc1 28. Qxf5 Qxa3 29. Qc8+ Ke7 30. Qxc7+ Kf6 31. Qxb7 Qc5 32. Qf3+ Kg6 33. Qd3+ Qf5 34. Qa6+ {#d} 1/2-1/2

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2013.02.18"] [Round "6.5"] [White "Douglas, Kurt P"] [Black "Nathan, Jacob Ari"] [Result "1-0"] [WhiteElo "1751"] [BlackElo "963"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 g6 7. Be3 Bg7 8. h3 e5 9. Nf3 O-O 10. Qd2 Nc6 11. O-O-O Qa5 12. Qxd6 Rd8 13. Qc5 Qc7 14. Rxd8+ Qxd8 15. Rd1 Bd7 16. Qb6 Qb8 17. Bc4 Qc8 18. Ng5 Be6 19. Nxe6 fxe6 20. Rd6 Rb8 21. Bxe6+ {#r} 1-0

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2014.02.15"] [Round "1.3"] [White "Nathan, Jacob Ari"] [Black "Gorman, Cody Austin"] [Result "0-1"] [WhiteElo "1244"] [BlackElo "1808"] [EventRounds "6"] [EventCountry "USA"] [ECO "B53"] [Opening "Sicilian: 2...d6 3.d4 cxd4"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 dxc3 5. Nxc3 a6 6. Bc4 Nc6 7. h3 Nf6 8. Bg5 e6 9. O-O Be7 10. Qd2 b5 11. Bb3 b4 12. Ne2 Nxe4 13. Qc2 Nxg5 14. Nxg5 Bd7 15. h4 Bxg5 16. hxg5 Qxg5 17. Qd3 d5 18. Rac1 Ne5 19. Qh3 Bb5 20. Rc2 Bd3 21. Ba4+ Kd8 22. f4 Qg4 23. Qe3 Bxc2 24. Qb6+ Ke7 25. Qc7+ Kf8 26. fxe5 Bf5 27. Rf2 g6 28. Bc6 Qc4 29. Qd6+ Kg7 30. Bxa8 Rxa8 31. Qe7 Rf8 32. Ng3 Qc1+ 33. Nf1 a5 34. Rxf5 exf5 35. Qf6+ Kg8 36. e6 Qc5+ 37. Kh1 fxe6 38. Qxe6+ Rf7 39. Qe8+ Qf8 40. Qb5 Qd8 41. Ne3 Qh4+ 42. Kg1 Qd4 43. Qe8+ Kg7 44. g3 Qxb2 45. Kh1 Qb1+ 46. Kh2 Qe4 47. Nxf5+ gxf5 48. Qd8 Re7 {#R} 0-1

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2014.02.15"] [Round "2.10"] [White "Murphy, Andre R"] [Black "Nathan, Jacob Ari"] [Result "1-0"] [WhiteElo "837"] [BlackElo "1244"] [EventRounds "6"] [EventCountry "USA"] [ECO "A40"] [Opening "Queen's Pawn: Bogoljubow-Miles, 2.Nf3"] 1. d4 Nc6 2. Nf3 d5 3. e3 a6 4. Bd3 Bg4 5. O-O e6 6. Nbd2 Nf6 7. b3 Bd6 8. Qe1 Bb4 9. Be2 Na7 10. Bb2 Nb5 11. c3 Nxc3 12. Bxc3 Bxc3 13. Rc1 Bxd2 14. Qxd2 h6 15. Qb4 Rb8 16. h3 Bh5 17. g4 Bg6 18. Ne5 Be4 19. Bf3 Bxf3 20. Nxf3 Ne4 21. Nd2 Nxd2 22. Qxd2 h5 23. f3 hxg4 24. fxg4 Rxh3 25. Qf2 Qd7 26. Qg2 Rxe3 27. Qh2 Rc8 28. Qh8+ Ke7 29. Qxg7 Rf8 30. Qg5+ f6 31. Qxe3 e5 32. Qf3 e4 33. Qf5 Qd6 34. Kg2 Rh8 35. Rxc7+ Qxc7 36. Qxf6+ Kd7 37. Qxh8 {#r} 1-0

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2014.02.16"] [Round "3.11"] [White "Nathan, Jacob Ari"] [Black "Pemsler, Alise Byer"] [Result "1-0"] [WhiteElo "1244"] [BlackElo "539"] [EventRounds "6"] [EventCountry "USA"] [ECO "C44"] [Opening "Scotch Opening"] 1. e4 e5 2. Nf3 Nc6 3. d4 Nf6 4. Bg5 Bb4+ 5. Nbd2 d6 6. d5 Ne7 7. c3 Bc5 8. h3 O-O 9. Bxf6 gxf6 10. Bd3 c6 11. Bc4 Qb6 12. O-O f5 13. b4 fxe4 14. Nxe4 cxd5 15. bxc5 Qb2 16. Nf6+ Kg7 17. Nxd5 Be6 18. Ng5 Bf5 19. Nxe7 Rfe8 20. Nxf5+ Kg6 21. Qg4 h5 22. Nh4+ Kg7 23. Qxh5 Rh8 24. Qxf7+ Kh6 25. Qg6# 1-0

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2014.02.16"] [Round "4.10"] [White "Knoll, Lucas"] [Black "Nathan, Jacob Ari"] [Result "1-0"] [WhiteElo "1203"] [BlackElo "1244"] [EventRounds "6"] [EventCountry "USA"] [ECO "B00"] [Opening "Nimzowitsch Defence: 2.Nf3"] 1. e4 Nc6 2. Nf3 e5 3. Bc4 Bc5 4. Nc3 d6 5. d3 h6 6. O-O Bg4 7. Be3 Bxe3 8. fxe3 Nf6 9. h3 Bd7 10. d4 exd4 11. exd4 O-O 12. e5 Nh7 13. d5 Nxe5 14. Nxe5 dxe5 15. Qh5 Qg5 16. Qxg5 Nxg5 17. h4 Nh7 18. Rae1 Rfe8 19. d6 Be6 20. d7 Re7 21. Bxe6 Rxe6 22. Rd1 Rd8 23. Rd3 Re7 24. Rfd1 Nf6 25. Nb5 Rexd7 26. Nxc7 Rxd3 27. Rxd3 Rc8 28. Rc3 e4 29. Nd5 Rxc3 30. Nxc3 Kf8 31. Kf2 Ke7 32. Ke3 Kd6 33. Nxe4+ Nxe4 34. Kxe4 b5 35. b4 h5 36. c3 Ke6 37. Kd4 f5 38. Kc5 f4 39. Kxb5 f3 40. gxf3 g5 41. c4 gxh4 42. c5 Kd7 43. Ka6 Kc8 44. Kxa7 h3 45. b5 h2 46. b6 h1=Q 47. b7+ Kd7 48. b8=Q Qg1 49. Qd6+ Ke8 50. Qe5+ Kd8 51. Qxh5 Qg7+ 52. Kb6 Qb2+ 53. Kc6 Qf6+ 54. Kb7 Qg7+ 55. Kc6 Qf6+ 56. Kd5 Qg7 57. Qh4+ Ke8 58. Qa4+ Qd7+ 59. Qxd7+ Kxd7 60. f4 {#r} 1-0

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2014.02.17"] [Round "5.10"] [White "Crowson, Keegan D"] [Black "Nathan, Jacob Ari"] [Result "0-1"] [WhiteElo "521"] [BlackElo "1244"] [EventRounds "6"] [EventCountry "USA"] [ECO "B00"] [Opening "Nimzowitsch Defence: 2.Nf3"] 1. e4 Nc6 2. Nf3 e5 3. c3 Nf6 4. d4 d6 5. d5 Ne7 6. Bc4 Nxe4 7. Nbd2 Nf6 8. O-O Bg4 9. h3 Bh5 10. Qa4+ Qd7 11. Bb5 c6 12. dxc6 Nxc6 13. Ng5 a6 14. g4 Bg6 15. Ndf3 h6 16. Nxf7 Bxf7 17. Rd1 Be7 18. Nxe5 Qc7 19. Nxc6 O-O 20. Nxe7+ Qxe7 21. Qa3 axb5 22. Qxd6 Qxd6 23. Rxd6 Rad8 24. Rb6 Rd1+ 25. Kh2 Re8 26. Rxb7 Re2 27. Kg3 Rf1 28. Rxb5 Rfxf2 29. Be3 Ne4+ 30. Kh4 Rxe3 31. Rh1 g5+ 32. Rxg5+ hxg5# 0-1

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2014.02.17"] [Round "6.7"] [White "Nathan, Jacob Ari"] [Black "Porth, Desmond"] [Result "1/2-1/2"] [WhiteElo "1244"] [BlackElo "1220"] [EventRounds "6"] [EventCountry "USA"] [ECO "B12"] [Opening "Caro-Kann: Advance, 4.Bd3"] 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. a3 Nd7 7. Nf3 c5 8. Bg5 Qc7 9. Nc3 cxd4 10. Qxd4 Bc5 11. Qa4 Qb6 12. O-O-O Bxf2 13. Nb5 f6 14. Nd6+ Ke7 15. exf6+ gxf6 16. Bf4 Be3+ 17. Bxe3 Qxe3+ 18. Kb1 Kxd6 19. Rhe1 Qc5 20. Nd2 Nb6 21. Qg4 f5 22. Qf4+ Kd7 23. Qe5 {#d} 1/2-1/2

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2015.02.14"] [Round "1.6"] [White "Nathan, Jacob Ari"] [Black "Roland, Jeffrey T"] [Result "1/2-1/2"] [WhiteElo "1395"] [BlackElo "1730"] [EventRounds "6"] [EventCountry "USA"] [ECO "C42"] [Opening "Russian Game: 3.Nxe5 d6 4.Nf3"] 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d3 Nf6 6. Be2 Be7 7. O-O O-O 8. d4 d5 9. h3 c5 10. c3 Nc6 11. Re1 Ne4 12. Nbd2 cxd4 13. Nxe4 dxe4 14. Nxd4 Qc7 15. Nxc6 Qxc6 16. Bg4 f5 17. Be2 Be6 18. Bf4 Rad8 19. Qc2 Bf6 20. Red1 g5 21. Be3 b6 22. Qc1 f4 23. Bd4 Bxd4 24. Rxd4 Rxd4 25. cxd4 Rc8 26. Qxc6 Rxc6 27. Rd1 Rc2 28. d5 Bd7 29. Bg4 Bxg4 30. hxg4 e3 31. fxe3 fxe3 32. d6 Rd2 33. Re1 Rxd6 34. Rxe3 Kf7 35. Rc3 Ke6 36. Rc7 Rd7 37. Rxd7 Kxd7 38. Kf2 Ke6 39. Ke2 Kd5 40. Kd3 Ke5 41. Ke3 a6 42. g3 a5 43. a4 Kd5 44. Kd3 Kc5 45. Kc3 Kd5 46. Kd3 Kc5 47. Kc3 Kd5 48. Kd3 {#d} 1/2-1/2

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2015.02.14"] [Round "1.14"] [White "Nathan, Oliver Eli"] [Black "Bowden, Dale R"] [Result "0-1"] [WhiteElo "481"] [BlackElo "1613"] [EventRounds "6"] [EventCountry "USA"] [ECO "B10"] [Opening "Caro-Kann: 2.Nf3"] 1. e4 c6 2. Nf3 d5 3. Nc3 d4 4. Na4 e6 5. Bc4 b5 6. Bb3 bxa4 7. Bxa4 Ba6 8. d3 Qa5+ 9. Bd2 Qxa4 10. b3 Qb5 11. c4 dxc3 12. Bxc3 Bb4 13. Bxb4 Qxb4+ 14. Nd2 Bxd3 15. Rc1 Nf6 16. f3 Qb6 17. Rf1 Qe3+ {#R} 0-1

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2015.02.14"] [Round "2.7"] [White "Parsons, Larry R"] [Black "Nathan, Jacob Ari"] [Result "1-0"] [WhiteElo "2000"] [BlackElo "1395"] [EventRounds "6"] [EventCountry "USA"] [ECO "A20"] [Opening "English: King's, 2.g3 Nc6 3.Bg2"] 1. c4 e5 2. g3 Nc6 3. Bg2 Bc5 4. Nc3 Nf6 5. e3 d6 6. Nge2 Be6 7. d4 exd4 8. exd4 Nxd4 9. Nxd4 Bg4 10. Qd3 Rb8 11. O-O O-O 12. Nb3 Bb4 13. Be3 Qd7 14. Nd5 Nxd5 15. cxd5 a6 16. a3 Bc5 17. Nxc5 dxc5 18. Bxc5 Rfe8 19. Rfe1 Bh3 20. Qd2 Rxe1+ 21. Rxe1 Bxg2 22. Kxg2 Re8 23. Rxe8+ Qxe8 24. Be3 h6 25. f3 Kh7 26. Qc2+ Kg8 27. Bf4 Qb5 28. Qd2 Qc4 29. Be5 b6 30. Bc3 a5 31. Kf2 {#r} 1-0

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2015.02.14"] [Round "2.13"] [White "Porth, Adam"] [Black "Nathan, Oliver Eli"] [Result "1-0"] [WhiteElo "1352"] [BlackElo "481"] [EventRounds "6"] [EventCountry "USA"] [ECO "C44"] [Opening "Scotch Opening"] 1. e4 e5 2. Nf3 Nc6 3. d4 Bb4+ 4. c3 Ba5 5. Bc4 Nh6 6. Bxh6 gxh6 7. dxe5 d6 8. Qd5 Be6 9. Qd3 Qe7 10. O-O O-O-O 11. Bb5 Nxe5 12. Nxe5 dxe5 13. Qe3 Bb6 14. Qxh6 f5 15. Nd2 Rxd2 16. Qxd2 fxe4 17. a4 Ba5 18. b4 Bb6 19. a5 Bxa5 20. Rxa5 Bg8 21. Rxa7 Kb8 22. Rfa1 {#r} 1-0

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2015.02.15"] [Round "3.11"] [White "Nathan, Jacob Ari"] [Black "Dominick, Matthew"] [Result "1-0"] [WhiteElo "1395"] [BlackElo "1374"] [EventRounds "6"] [EventCountry "USA"] [ECO "B18"] [Opening "Caro-Kann: Classical"] 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Nc3 Nf6 6. Nf3 h6 7. Bd3 Bxd3 8. Qxd3 e6 9. O-O Bd6 10. b3 Nbd7 11. Re1 O-O 12. Bb2 Qc7 13. Ne4 Nxe4 14. Qxe4 Nf6 15. Qd3 Rac8 16. Rad1 Rfd8 17. Qe3 Ng4 18. Qe4 Bxh2+ 19. Nxh2 Qxh2+ 20. Kf1 h5 21. Ke2 Qc7 22. Rh1 Nf6 23. Qe3 Re8 24. Kf1 Ng4 25. Qg5 Qe7 26. Qxh5 Nh6 27. Rd3 Rcd8 28. Rg3 Rd5 29. Rxg7+ Kf8 30. Qxh6 {#r} 1-0

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2015.02.15"] [Round "3.14"] [White "Nathan, Oliver Eli"] [Black "Simonson, Jay L"] [Result "0-1"] [WhiteElo "481"] [BlackElo "751"] [EventRounds "6"] [EventCountry "USA"] [ECO "B30"] [Opening "Sicilian: Rossolimo"] 1. e4 c5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d3 Nf6 6. Nc3 Bg4 7. h3 Bh5 8. O-O e6 9. Bg5 Be7 10. Qe2 O-O 11. Qe3 Bxf3 12. Qxf3 Qd6 13. Bxf6 Bxf6 14. Na4 Rad8 15. Nb6 Bxb2 16. Nc4 Qd4 17. Nxb2 Qxb2 18. Rad1 Qxc2 19. a3 Rd4 20. Rc1 Qb2 21. Ra1 Rfd8 22. Rfd1 b5 23. Qe3 g6 24. Qd2 Qxd2 25. Rxd2 Rxd3 26. Rxd3 Rxd3 27. Rf1 a5 {#R} 0-1

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2015.02.15"] [Round "4.8"] [White "Amen, Chris"] [Black "Nathan, Jacob Ari"] [Result "1-0"] [WhiteElo "1683"] [BlackElo "1395"] [EventRounds "6"] [EventCountry "USA"] [ECO "B32"] [Opening "Sicilian: Open, 2...Nc6"] 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 a6 6. Bc4 e5 7. Nde2 Nf6 8. a4 Be7 9. O-O O-O 10. Ng3 Bg4 11. f3 Bd7 12. Be3 h6 13. Qd2 Nh7 14. Rad1 Qc8 15. Nd5 Bd8 16. Nb6 Bxb6 17. Bxb6 Be6 18. Bxe6 Qxe6 19. Qxd6 Qa2 20. Qa3 Qxa3 21. bxa3 Nf6 22. Rd2 a5 23. c4 Ra6 24. Be3 Raa8 25. Rfd1 Rac8 26. Nf5 Kh8 27. Kf2 Kg8 28. Ke2 Nd4+ 29. Bxd4 exd4 30. Ne7+ Kh7 31. Nxc8 Rxc8 32. Rxd4 Rc7 33. Kd3 Nd7 34. Kc3 Nc5 35. Rd5 Nxa4+ 36. Kd4 b6 37. Rb1 Rb7 38. Rxa5 Rd7+ 39. Rd5 Rxd5+ 40. exd5 {#r} 1-0

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2015.02.15"] [Round "4.14"] [White "Catangcatang, Levi"] [Black "Nathan, Oliver Eli"] [Result "1-0"] [WhiteElo "544"] [BlackElo "481"] [EventRounds "6"] [EventCountry "USA"] [ECO "A15"] [Opening "English: Anglo-Indian"] 1. c4 Nf6 2. d3 Nc6 3. Nc3 e5 4. g3 Bb4 5. Qc2 d6 6. a3 Bxc3+ 7. Qxc3 O-O 8. Bg2 Nd4 9. e3 Nf5 10. Nf3 Nh6 11. e4 Bg4 12. Bxh6 gxh6 13. Nh4 Nh5 14. O-O Be2 15. Rfe1 Nf6 16. Rxe2 c6 17. Bf3 d5 18. Qd2 dxe4 19. Qxh6 Re8 20. Nf5 {#r} 1-0

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2015.02.16"] [Round "5.9"] [White "Nathan, Jacob Ari"] [Black "Porth, Desmond"] [Result "0-1"] [WhiteElo "1395"] [BlackElo "1307"] [EventRounds "6"] [EventCountry "USA"] [ECO "B15"] [Opening "Caro-Kann: 3.Nc3"] 1. e4 c6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nf3 Nb6 6. Ng5 Bf5 7. Qf3 Qd7 8. Bd3 e6 9. Bxf5 exf5 10. O-O c5 11. dxc5 Bxc5 12. Re1 O-O 13. Bf4 Re8 14. Qh5 h6 15. e6 fxe6 16. Nf3 Nc6 17. Qg6 Qf7 18. Qg3 g5 19. h4 g4 20. Bxh6 Qg6 21. Bf4 Kg7 22. Ne5 Nxe5 23. Bxe5+ Kf7 24. b3 a6 25. Bc7 Rac8 26. Rad1 Re7 27. Bd6 Bxd6 28. Qxd6 Rxc3 29. Qxb6 Rxc2 30. a4 Rc6 31. Qe3 Qf6 32. g3 Rd6 33. Kg2 e5 34. Rh1 f4 35. gxf4 exf4 36. Qd4 Qxd4 37. Rxd4 Re4 38. Rxe4 dxe4 39. Re1 Rd4 40. h5 Kg7 41. Rh1 Kh6 42. Rh2 Rd2 43. Rh4 e3 44. Rxg4 Rxf2+ 45. Kg1 Kxh5 46. Rg7 f3 47. Re7 Rg2+ 48. Kh1 e2 49. Re5+ Kg4 50. b4 f2 {#R} 0-1

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2015.02.16"] [Round "5.13"] [White "Nathan, Oliver Eli"] [Black "Pemsler, Alise Byer"] [Result "1-0"] [WhiteElo "481"] [BlackElo "595"] [EventRounds "6"] [EventCountry "USA"] [ECO "C48"] [Opening "Four Knights: Spanish Variation"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nb4 5. O-O Bc5 6. a3 O-O 7. axb4 Bxb4 8. d3 d5 9. Bg5 Bg4 10. exd5 c6 11. dxc6 Qb6 12. Bxf6 gxf6 13. cxb7 Qxb7 14. Ba6 Qd7 15. Qe2 Qe6 16. Qe4 f5 17. Qxb4 Rab8 18. Bb7 e4 19. dxe4 fxe4 20. Nd4 Qe5 21. Nc6 Qf4 22. Rfe1 Qd2 23. Nxb8 Bd1 24. Rexd1 Qe2 25. Nxe2 Rxb8 26. Qxe4 Kf8 27. c4 Re8 28. Qg4 Rxe2 29. Qc8+ Kg7 30. Bf3 Re6 31. Rd8 Kf6 32. Re8 Re1+ 33. Raxe1 {#r} 1-0

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2015.02.16"] [Round "6.10"] [White "Simonson, Jay L"] [Black "Nathan, Jacob Ari"] [Result "0-1"] [WhiteElo "751"] [BlackElo "1395"] [EventRounds "6"] [EventCountry "USA"] [ECO "B54"] [Opening "Sicilian: Open, 2...d6"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Bb5 Bd7 6. Nc3 Nf6 7. Bg5 Qb6 8. Bxf6 exf6 9. Bxc6 Bxc6 10. b3 g6 11. O-O Bg7 12. Nxc6 Qxc6 13. Qd5 Qxc3 14. Qb5+ Qc6 15. c4 Qxb5 16. cxb5 f5 17. Rad1 fxe4 18. Rxd6 O-O 19. Re1 f5 20. a4 Rad8 21. Red1 Rxd6 22. Rxd6 Rc8 23. g3 Rc1+ 24. Kg2 Rb1 25. Rd8+ Bf8 26. Rd7 Rxb3 27. Rxb7 Bc5 28. Rb8+ Kg7 29. a5 Rb2 30. Rb7+ Kh6 31. Kh3 Bxf2 32. a6 Bg1 33. Rxh7+ Kxh7 34. Kh4 Kh6 35. g4 g5+ 36. Kg3 Rxh2 37. b6 f4# 0-1

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2015.02.16"] [Round "6.12"] [White "Nathan, Oliver Eli"] [Black "Porth, Dylan"] [Result "0-1"] [WhiteElo "481"] [BlackElo "915"] [EventRounds "6"] [EventCountry "USA"] [ECO "C00"] [Opening "French: 2.Nf3 d5"] 1. e4 e6 2. Nf3 d5 3. Bb5+ c6 4. Be2 c5 5. Bb5+ Bd7 6. Be2 Nc6 7. Nc3 Nf6 8. O-O Bd6 9. e5 Nxe5 10. Nxe5 Bxe5 11. d3 d4 12. Ne4 Qe7 13. Bg5 h6 14. Nxf6+ Bxf6 15. Bxf6 Qxf6 16. Bf3 Rb8 17. c3 O-O 18. b4 dxc3 19. bxc5 Qd4 20. Qc2 Qxc5 21. Rac1 Rfc8 22. Qxc3 Qxc3 23. Rxc3 Rxc3 24. h3 Bc6 25. Bxc6 Rxc6 26. Rd1 Rd6 27. d4 Rbd8 28. Rd2 Rxd4 29. Rxd4 Rxd4 30. a3 Ra4 31. Kh2 Rxa3 32. f3 b5 {#R} 0-1

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2016.02.13"] [Round "1.1"] [White "Lucky, David"] [Black "Nathan, Jacob Ari"] [Result "1-0"] [WhiteElo "2381"] [BlackElo "1548"] [EventRounds "6"] [EventCountry "USA"] [ECO "C01"] [Opening "French: Exchange, 4.c4"] 1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 dxc4 5. Bxc4 Bb4+ 6. Nc3 Bxc3+ 7. bxc3 h6 8. Nf3 Nf6 9. Ba3 Be6 10. Bxe6 fxe6 11. Qb1 Rg8 12. Qxb7 Qd5 13. Qc8+ {#r} 1-0

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2016.02.13"] [Round "2.12"] [White "Nathan, Jacob Ari"] [Black "Callen, Gregory Deane"] [Result "1-0"] [WhiteElo "1548"] [EventRounds "6"] [EventCountry "USA"] [ECO "C44"] [Opening "Scotch: 3...d6"] 1. e4 e5 2. Nf3 Nc6 3. d4 d6 4. Bc4 Nf6 5. Ng5 d5 6. dxe5 dxc4 7. Qxd8+ Nxd8 8. exf6 Bb4+ 9. c3 Bc5 10. fxg7 Rg8 11. Bf4 f6 12. Nxh7 Rxg7 13. Nxf6+ Kf7 14. Nd5 Rxg2 15. Bg3 c6 16. Nf4 Rxg3 17. hxg3 Ke7 18. Nd2 b5 19. e5 Kd7 20. Ne4 Ne6 21. Rh7+ Kd8 22. Nxe6+ Bxe6 23. Nxc5 Bg8 24. Rd1+ Kc8 25. Rh8 Kc7 26. Rd7+ Kb6 27. Rg7 a5 28. Rhxg8 Rxg8 29. Rxg8 Kxc5 30. e6 Kd6 31. Rf8 c5 32. g4 b4 33. g5 bxc3 34. bxc3 Kc6 35. e7 Kb6 36. e8=Q Ka6 37. Qe6+ Kb5 38. Rb8+ Ka4 39. Qxc4+ Ka3 40. Qb3# 1-0

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2016.02.14"] [Round "3.12"] [White "Saltaga, Samir"] [Black "Nathan, Jacob Ari"] [Result "0-1"] [BlackElo "1548"] [EventRounds "6"] [EventCountry "USA"] [ECO "A02"] [Opening "Bird: 1..g6"] 1. f4 g6 2. Nf3 d5 3. e3 c5 4. Nc3 Bg7 5. b3 Bf5 6. Bb2 Nc6 7. h3 d4 8. Ne2 e5 9. Ng3 Be6 10. Ng5 Bc8 11. Bc4 Nh6 12. Qf3 O-O 13. O-O-O a5 14. a4 exf4 15. exf4 Nf5 16. Nxf5 Bxf5 17. g4 Bd7 18. h4 Nb4 19. Qg3 Qb8 20. h5 b5 21. axb5 Bxb5 22. hxg6 Bxc4 23. bxc4 Na2+ 24. Kb1 d3 25. c3 Bxc3 26. gxf7+ Rxf7 27. dxc3 Nxc3+ 28. Kc1 Ne2+ 29. Kb1 Nxg3 30. Nxf7 Nxh1 31. Nh6+ Kf8 32. Rxh1 Qb7 33. Rd1 Rb8 34. Rd2 a4 35. Ka2 a3 36. Bc3 Qb1+ 37. Kxa3 Ra8+ {#R} 0-1

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2016.02.14"] [Round "4.4"] [White "Nathan, Jacob Ari"] [Black "Roland, Jeffrey T"] [Result "0-1"] [WhiteElo "1548"] [BlackElo "1782"] [EventRounds "6"] [EventCountry "USA"] [ECO "C42"] [Opening "Russian Game: 3.Nxe5 d6 4.Nf3"] 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bd3 O-O 8. O-O Nc6 9. h3 Be6 10. Nd4 Nxd4 11. cxd4 Bf6 12. c3 Qd7 13. Qh5 g6 14. Qf3 Bg7 15. d5 Bf5 16. Bxf5 Qxf5 17. Qxf5 gxf5 18. Re1 Rfe8 19. Bg5 Re5 20. Rxe5 dxe5 21. g3 f6 22. Be3 Bf8 23. Kg2 Rd8 24. Rd1 Bd6 25. Kf3 Kf7 26. c4 b6 27. b3 h5 28. g4 e4+ 29. Ke2 fxg4 30. hxg4 hxg4 31. Rh1 Rg8 32. Rh5 Kg6 33. Rh6+ Kg7 34. Rh5 Rh8 35. Rxh8 Kxh8 36. Bd4 Kg7 37. Ke3 Kg6 38. Kxe4 f5+ 39. Ke3 Kg5 40. f3 g3 41. Ke2 Kh4 42. Kf1 Kh3 43. Bg1 g2+ 44. Kf2 Bc5+ {#R} 0-1

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2016.02.15"] [Round "5.10"] [White "Pemsler, Carmen"] [Black "Nathan, Jacob Ari"] [Result "0-1"] [WhiteElo "1693"] [BlackElo "1548"] [EventRounds "6"] [EventCountry "USA"] [ECO "E38"] [Opening "Nimzo-Indian: Classical, 4...c5"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. a3 cxd4 6. axb4 dxc3 7. bxc3 b6 8. Bg5 O-O 9. e3 Bb7 10. f3 d5 11. cxd5 exd5 12. Bd3 h6 13. Bf4 Nc6 14. Ne2 Re8 15. Kf2 Qe7 16. Nd4 Nxd4 17. exd4 Nh5 18. Bd2 Qh4+ 19. g3 Qf6 20. Qc1 Bc8 21. Kg2 g5 22. h4 Qd6 23. f4 Qd7 24. f5 Qd6 25. Be1 gxh4 26. Rxh4 Bxf5 27. Bxf5 Re2+ 28. Kh3 Rae8 29. Rxh5 Rxe1 30. Qb2 R8e2 31. Rxe1 Rxb2 32. Re8+ Kg7 33. Rh4 Rf2 34. Rg4+ Kf6 35. Bb1 Qd7 36. Rh8 Rf1 37. Rxh6+ Ke7 38. Be4 dxe4 39. Kg2 Qxg4 40. Kxf1 Qd1+ 41. Kf2 Qd2+ {#R} 0-1

[Event "Idaho Closed"] [Site "Twin Falls, ID"] [Date "2016.02.15"] [Round "6.8"] [White "Nathan, Jacob Ari"] [Black "Smith, Christine M"] [Result "1-0"] [WhiteElo "1548"] [BlackElo "1656"] [EventRounds "6"] [EventCountry "USA"] [ECO "C44"] [Opening "Scotch Gambit"] 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Be7 5. c3 d6 6. cxd4 Nf6 7. Nc3 O-O 8. O-O Bg4 9. Be3 a6 10. a3 Re8 11. Qb3 Kh8 12. Ng5 Bh5 13. Bxf7 h6 14. Bxh5 hxg5 15. Bxe8 Qxe8 16. Nd5 Qc8 17. Nxe7 Nxe7 18. Bxg5 Kh7 19. Bxf6 gxf6 20. Qf7+ Kh8 21. Qxf6+ Kg8 22. Qxe7 Qg4 23. f4 Rf8 24. Rf3 Rf7 25. Qd8+ Rf8 26. Qxc7 Rf7 27. Qb8+ Rf8 28. Qxb7 Rf7 29. Qb8+ Rf8 30. Qb3+ Kh7 31. Rh3+ Qxh3 32. Qxh3+ Kg7 33. Qg4+ Kf7 34. Qf5+ Ke7 35. Qxf8+ Kxf8 36. Rf1 Ke7 37. Rf3 Kd7 38. h4 a5 39. h5 Ke7 40. h6 Kf7 41. Rg3 a4 42. h7 d5 43. h8=Q dxe4 44. Qh6 e3 45. Rg7+ Kf8 46. Qh8# 1-0

[Event "Idaho Open (Reserve)"] [Site "Pocatello, ID"] [Date "2011.04.16"] [Round "1.3"] [White "Perkel, Robert"] [Black "Nathan, Jacob Ari"] [Result "0-1"] [ECO "C24"] [Opening "Bishop's Opening: Berlin Defence"] {Both score sheets had notation errors. The final position may not be correct. --Roland} 1. e4 e5 2. Bc4 Nf6 3. Qf3 Nc6 4. h4 Bc5 5. Qg3 O-O 6. Nf3 Nxe4 7. Qg4 Nf6 8. Qg3 d5 9. Bb3 Ne4 10. Qh2 Bxf2+ 11. Kf1 Bg3 12. Qg1 Nd4 13. d3 Bd7 14. dxe4 dxe4 15. Nxd4 exd4 16. a3 Qf6+ 17. Ke2 Bg4+ 18. Kd2 Bf4+ 19. Ke1 d3 20. Bxf4 Qxf4 21. Ba4 Bh5 22. Nc3 d2# 0-1

[Event "Idaho Open (Reserve)"] [Site "Pocatello, ID"] [Date "2011.04.16"] [Round "2.2"] [White "Nathan, Jacob Ari"] [Black "Atkinson, Carly Sophia"] [Result "1/2-1/2"] [BlackElo "160"] [ECO "C46"] [Opening "Three Knights: 3...Bc5"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bc4 d6 5. O-O Bg4 6. d3 Nf6 7. h3 Bxf3 8. Qxf3 Nd4 9. Qd1 O-O 10. Be3 Ne6 11. Bxc5 Nxc5 12. d4 d5 13. dxe5 Nfxe4 14. Nxe4 Nxe4 15. Bxd5 Nc5 16. e6 fxe6 17. Bxe6+ Nxe6 18. Qxd8 Raxd8 19. Rfe1 Nc5 20. b4 Na6 21. b5 Nb4 22. c3 Nc2 23. Rad1 Nxe1 24. Rxe1 Rd5 25. c4 Rc5 26. Rc1 Rcf5 27. Rc2 a6 28. bxa6 bxa6 29. c5 R8f7 30. a4 Re7 31. Rc4 Ree5 32. Rd4 Rxc5 33. Rd8+ Rf8 34. Rd7 Rc1+ 35. Kh2 c5 36. Rc7 c4 37. Rc6 c3 38. Rxa6 c2 39. Rc6 Rxf2 40. Rc8+ Kf7 41. Rc7+ Kf6 42. Rc6+ Ke5 43. a5 Rb1 44. Rc5+ Kd4 45. Rc6 c1=Q 46. Rxc1 Rxc1 47. a6 Rf6 48. a7 Rc8 49. Kg3 Rf7 50. a8=Q Rxa8 51. h4 Ra3+ 52. Kh2 Rf4 53. g3 Rf2+ 54. Kh3 Rff3 55. h5 Rxg3+ 56. Kh4 h6 {#d} 1/2-1/2

[Event "Idaho Open (Reserve)"] [Site "Pocatello, ID"] [Date "2011.04.16"] [Round "3.3"] [White "Stephens, Rhett"] [Black "Nathan, Jacob Ari"] [Result "1-0"] [WhiteElo "455"] [ECO "C65"] [Opening "Spanish: Berlin Defence"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. Nc3 Bb4 6. d3 Bxc3+ 7. bxc3 Nxe4 8. dxe4 Qxd1+ 9. Kxd1 O-O 10. Nxe5 Bg4+ 11. Nxg4 Rad8+ 12. Ke2 Rde8 13. f3 Rd8 14. Bf4 Rc8 15. Rad1 Rfd8 16. Rxd8+ Rxd8 17. Bxc7 Rd7 18. Bf4 b5 19. Rd1 Rxd1 20. Kxd1 a5 21. Ne5 f6 22. Nxc6 a4 23. Nd4 g5 24. Be3 h5 25. Nxb5 g4 26. fxg4 hxg4 27. c4 Kg7 28. c5 Kf7 29. c6 Ke7 30. c7 Kd7 31. Bf4 a3 32. Na7 f5 33. exf5 g3 34. hxg3 Ke7 35. c8=Q Kf6 36. Qe6+ Kg7 37. Qg6+ Kf8 38. Qh7 Ke8 39. Nc6 Kf8 40. Be5 Ke8 41. Qe7# 1-0

[Event "Idaho Open (Reserve)"] [Site "Pocatello, ID"] [Date "2011.04.17"] [Round "4.3"] [White "Nathan, Jacob Ari"] [Black "Hendrix, Miles Perry"] [Result "0-1"] [BlackElo "1085"] [ECO "B10"] [Opening "Caro-Kann: 2.Nc3 d5"] 1. e4 c6 2. Nc3 d5 3. exd5 cxd5 4. d4 Nf6 5. Nf3 Bg4 6. Be2 Bxf3 7. Bxf3 e6 8. O-O Bd6 9. Bg5 Nbd7 10. Nxd5 exd5 11. Re1+ Be7 12. Bxd5 O-O 13. Qd3 Nxd5 14. Bxe7 Nxe7 15. Re3 Nf6 16. Rae1 Ned5 17. Rh3 Nf4 18. Qe3 Nxh3+ 19. Qxh3 Re8 20. Rd1 Qxd4 21. Rc1 Qd2 22. Rb1 Re1+ 23. Rxe1 Qxe1# 0-1

[Event "Idaho Open (Reserve)"] [Site "Pocatello, ID"] [Date "2011.04.17"] [Round "5.5"] [White "Porth, Desmond"] [Black "Nathan, Jacob Ari"] [Result "1-0"] [WhiteElo "715"] [ECO "D00"] [Opening "Queen's Pawn: Stonewall Attack"] 1. d4 d5 2. e3 Nf6 3. Bd3 Nc6 4. Nf3 Bg4 5. Be2 e6 6. Nbd2 Bb4 7. c3 Bd6 8. b3 O-O 9. O-O Bh5 10. c4 Bb4 11. Bb2 Ng4 12. a3 Ba5 13. b4 Bb6 14. c5 Bxc5 15. bxc5 Qf6 16. Ne5 Ngxe5 17. dxe5 Nxe5 18. Bxh5 Qf5 19. Bd4 Qd3 20. Bxe5 h6 21. Qg4 f6 22. Qxe6+ Kh8 23. Bxc7 Rac8 24. Ba5 Rxc5 25. Bb4 Rcc8 26. Bxf8 Rxf8 27. Rfd1 Qc2 28. Qxd5 Qc8 29. Rac1 Qb8 30. Ne4 a6 31. Bg6 b5 32. Rd4 Rc8 33. Rxc8+ Qxc8 34. Qd8+ Qxd8 35. Rxd8# 1-0

[Event "ICA Players Mem-Res."] [Site "Boise, ID"] [Date "2011.05.14"] [Round "1.4"] [White "Nathan, Jacob Ari"] [Black "Patterson, Kevin R"] [Result "0-1"] [BlackElo "1243"] [ECO "B13"] [Opening "Caro-Kann: Exchange, 3...cxd5"] 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. Bb5 Bd7 7. O-O e6 8. Bg5 Be7 9. Re1 a6 10. Ba4 b5 11. Bb3 O-O 12. Qd3 Ne8 13. Bxe7 Qxe7 14. Nxd5 Qd6 15. Ng5 g6 16. Qh3 h5 17. Qh4 exd5 18. c3 Ng7 19. Bc2 Rae8 20. Rxe8 Rxe8 21. Bd3 Qe7 22. h3 Bf5 23. Bxf5 Nxf5 24. Qf4 Qd6 25. Qf3 f6 26. Qg3 Nxg3 27. fxg3 fxg5 28. Rf1 Rf8 29. Re1 Qxg3 30. Rd1 Qe3+ 31. Kh1 Rf2 32. Kh2 Qf4+ 33. Kg1 Qg3 34. Re1 Qxg2# 0-1

[Event "ICA Players Mem-Res."] [Site "Boise, ID"] [Date "2011.05.14"] [Round "2.4"] [White "Abernathy, Michaela R"] [Black "Nathan, Jacob Ari"] [Result "1-0"] [WhiteElo "1087"] [ECO "C57"] [Opening "Two Knights: 4.Ng5"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Qe7 5. Nxf7 Rg8 6. Ng5 Rh8 7. Qf3 Qf7 8. Bxf7+ Kd8 9. Bh5 Nxh5 10. Nf7+ Ke8 11. Qxh5 Rg8 12. Nd6+ Kd8 13. Nf5 d6 14. Qf7 Rh8 15. d4 exd4 16. Bg5+ Be7 17. Bxe7+ Nxe7 18. Qxe7# 1-0

[Event "ICA Players Mem-Res."] [Site "Boise, ID"] [Date "2011.05.14"] [Round "3.1"] [White "Featherston, Scott"] [Black "Nathan, Jacob Ari"] [Result "1-0"] [WhiteElo "868"] [ECO "C44"] [Opening "Open Game"] 1. e4 e5 2. Nf3 Nc6 3. a3 Nf6 4. Nc3 Bc5 5. h3 O-O 6. Bc4 d6 7. O-O Be6 8. Bxe6 fxe6 9. d3 d5 10. Re1 d4 11. Nb1 Na5 12. b4 Bxb4 13. axb4 Nc6 14. Ba3 Re8 15. g4 Qd7 16. Nbd2 Qd6 17. Nc4 Qd7 18. Ncxe5 Nxe5 19. Nxe5 Qd8 20. g5 Nh5 21. Qxh5 Rf8 22. b5 c6 23. Bxf8 Qxf8 24. bxc6 bxc6 25. Nxc6 Rc8 26. Nxd4 e5 27. Nf5 Rxc2 28. Rxa7 g6 29. Ne7+ Kf7 30. Nxg6+ Kg8 31. Qxh7# 1-0

[Event "ICA Players Mem-Res."] [Site "Boise, ID"] [Date "2011.05.15"] [Round "5.4"] [White "Nathan, Jacob Ari"] [Black "Healy, Michael"] [Result "0-1"] [BlackElo "382"] [ECO "A02"] [Opening "Bird: 1..d6"] 1. f4 d6 2. e3 Nf6 3. Nf3 b6 4. b3 e6 5. Bb2 Be7 6. Bb5+ c6 7. Bc4 O-O 8. O-O Ba6 9. d3 b5 10. Bxe6 fxe6 11. Ng5 Bc8 12. c4 b4 13. Nd2 c5 14. d4 Bb7 15. Nxe6 Qc8 16. Nxf8 Qxf8 17. dxc5 dxc5 18. a3 Qf7 19. axb4 Qg6 20. bxc5 Qxg2# 0-1

[Event "ICA Players Mem-Extra G"] [Site "Boise, ID"] [Date "2011.05.15"] [Round "4.1"] [White "Nathan, Jacob Ari"] [Black "Haley, Joshua Yuu"] [Result "0-1"] [BlackElo "1438"] [ECO "A03"] [Opening "Bird: Lasker Variation"] {(This game was played during Round 4 of the tournament. White had the bye in the Reserve Section, and Black had the bye in the Open Section. Both wanted to play a rated game, so we have this "Extra Game" which was officially rated and played under the same time controls as the main tournament.--Roland)} 1. f4 d5 2. e3 e6 3. Nf3 Bd6 4. b3 Nc6 5. Bb2 Nf6 6. Bb5 O-O 7. O-O Bd7 8. d4 a6 9. Be2 Ne7 10. Qd3 Ng6 11. Na3 Qe7 12. c4 Bxa3 13. Bc3 Ne4 14. Be1 c5 15. dxc5 Qxc5 16. Kh1 Nf6 17. Bc3 Ng4 18. Ng5 Nxe3 19. Rf3 Ng4 20. Rg3 Nf2+ 21. Kg1 Nxd3+ 22. Kf1 Qf2# 0-1

[Event "Sumr Classic (Reserve)"] [Site "Boise, ID"] [Date "2011.07.09"] [Round "1.4"] [White "Nathan, Jacob Ari"] [Black "Hollingsworth, Gary"] [Result "0-1"] [WhiteElo "318"] [BlackElo "1203"] [ECO "C26"] [Opening "Vienna: 2...Nf6"] 1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. Bc4 d6 5. Ng5 d5 6. exd5 Nxd5 7. Bxd5 Qxg5 8. d3 Qg6 9. O-O Bc5 10. Ne4 Be7 11. Ng3 O-O 12. Be4 f5 13. Nxf5 Bxf5 14. Bd5+ Kh8 15. Qf3 Be6 16. Be4 Rxf3 17. Bxg6 Rf6 18. Be4 Bf5 19. Bg5 Rg6 20. Bxe7 Bxe4 21. dxe4 Nxe7 22. Rad1 Rd6 23. Rxd6 cxd6 24. Rd1 Rd8 25. Rd3 Kg8 26. Rf3 d5 27. exd5 Rxd5 28. g3 Rd2 29. Rc3 Nc6 30. b4 Nxb4 31. Rc8+ Kf7 32. Rc7+ Ke6 33. Kg2 Rd7 34. Rxd7 Kxd7 35. f4 exf4 36. gxf4 Nxa2 37. h4 a5 38. h5 a4 39. h6 g6 40. Kf2 Ke6 41. Ke3 a3 42. Kd2 Kf5 43. c4 Kxf4 44. Kc2 g5 45. Kb3 Nb4 46. Kxb4 a2 47. c5 a1=Q 48. Kb5 Qb2+ 49. Kc4 Ke4 50. c6 Qc2+ 51. Kb4 Qxc6 52. Kb3 Kd4 53. Kb2 Qc3+ 54. Ka2 Kc4 55. Kb1 Qd2 56. Ka1 Kb3 57. Kb1 Qb2# 0-1

[Event "Sumr Classic (Reserve)"] [Site "Boise, ID"] [Date "2011.07.09"] [Round "3.4"] [White "Patterson, Kevin R"] [Black "Nathan, Jacob Ari"] [Result "1-0"] [WhiteElo "1246"] [BlackElo "318"] [ECO "C53"] [Opening "Giuoco Piano: 4.c3"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nge7 5. d4 exd4 6. cxd4 Nxd4 7. Nxd4 Bb4+ 8. Bd2 Bxd2+ 9. Qxd2 c6 10. O-O d5 11. exd5 cxd5 12. Bb3 O-O 13. Nc3 Be6 14. Rfe1 Nf5 15. Nxf5 Bxf5 16. Qxd5 Qxd5 17. Bxd5 Rfe8 18. Rxe8+ Rxe8 19. Bxb7 g6 20. Bf3 a5 21. Nd5 a4 22. Nf6+ Kf8 23. Nxe8 Kxe8 24. Rd1 Kf8 25. Rd4 Kg7 26. Rxa4 Kg8 27. Rf4 Kg7 28. Rxf5 gxf5 29. a4 Kf8 30. a5 Ke8 31. a6 Kd8 32. a7 Kc7 33. a8=Q Kd7 34. Qd5+ Ke7 35. Qxf5 Kf8 36. Bd5 Kg8 37. Qxf7+ Kh8 38. Qf8# 1-0

[Event "Sumr Classic (Reserve)"] [Site "Boise, ID"] [Date "2011.07.10"] [Round "4.4"] [White "Nathan, Jacob Ari"] [Black "VanderSys, Kaleb B"] [Result "1-0"] [WhiteElo "318"] [BlackElo "501"] [ECO "C46"] [Opening "Three Knights: 3...Bc5"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bc4 d6 5. Ng5 Nh6 6. Nxf7 Nxf7 7. Bxf7+ Kxf7 8. Qf3+ Ke8 9. O-O Nd4 10. Qh5+ g6 11. Qd1 h5 12. d3 Bg4 13. Qd2 Qh4 14. Qg5 Qxg5 15. Bxg5 Nxc2 16. Rac1 Nd4 17. Nb5 Rc8 18. b4 Bxb4 19. Nxc7+ Kd7 20. Rc4 Ne2+ 21. Kh1 Ba5 22. Nd5 Rxc4 23. dxc4 Rc8 24. f3 Be6 25. Nf6+ Kc6 26. Rf2 Bxc4 27. Rf1 Bxa2 28. Rd1 b5 29. Bd2 Bxd2 30. Rxd2 Nd4 31. Rxa2 Kb6 32. Nd5+ Kb7 33. Ra1 Ne2 34. Ne7 Rc1+ 35. Rxc1 Nxc1 36. g4 hxg4 37. fxg4 g5 38. h4 b4 39. Nd5 a5 40. hxg5 a4 41. Nxb4 a3 42. g6 {#r} 1-0

[Event "Sumr Classic (Reserve)"] [Site "Boise, ID"] [Date "2011.07.10"] [Round "5.1"] [White "Lang, Jamie"] [Black "Nathan, Jacob Ari"] [Result "1-0"] [WhiteElo "1321"] [BlackElo "318"] [ECO "C21"] [Opening "Danish Gambit: Accepted, 4.Bc4"] 1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 Nc6 5. Nf3 Bb4 6. bxc3 Bc5 7. Qd5 Qe7 8. Bg5 f6 9. Bf4 Qe6 10. Qxc5 Qxe4+ 11. Be3 b6 12. Nbd2 bxc5 13. Nxe4 Nh6 14. Nxc5 d6 15. Bd5 dxc5 16. Bxc6+ Kf8 17. Bxc5+ {#r} 1-0

[Event "SIO (Reserve)"] [Site "Twin Falls, ID"] [Date "2011.11.12"] [Round "1.3"] [White "Nathan, Jacob Ari"] [Black "Porth, Adam"] [Result "0-1"] [WhiteElo "384"] [BlackElo "1271"] [ECO "B10"] [Opening "Caro-Kann: Breyer Variation"] 1. e4 c6 2. d3 e5 3. Nf3 Qc7 4. Nbd2 Bc5 5. g3 Qb6 6. d4 exd4 7. Bg2 Nf6 8. O-O O-O 9. Ng5 h6 10. e5 Nd5 11. Nc4 Qd8 12. Qf3 hxg5 13. Qh5 Be7 14. Be4 f5 15. exf6 Nxf6 16. Qf3 Nxe4 17. Qxe4 d5 18. Qg6 dxc4 19. b3 Bh3 20. Re1 Qd5 21. Re4 Bf5 22. Qxg5 Bxg5 23. Re1 Bh3 24. f3 Qxf3 25. Re2 Qf1# 0-1