[Event "30th Leon GM 2017"]
[Site "Leon ESP"]
[Date "2017.07.07"]
[Round "1.1"]
[White "So, Wesley"]
[Black "Duda, Jan-Krzysztof"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2810"]
[BlackElo "2707"]
[ECO "D11"]
[Opening "QGD Slav"]
[Variation "4.e3"]
[WhiteFideId "5202213"]
[BlackFideId "1170546"]
[EventDate "2017.07.07"]
[EventType "k.o."]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. b3 c5 6. cxd5 Nxd5 7. Bb2 cxd4 8. Nxd4
e5 9. Nf3 Nc6 10. Bc4 Bb4+ 11. Nbd2 Nb6 12. Bb5 Qd5 13. Bxc6+ bxc6 14. Bxe5 Bg4
15. Bc7 O-O 16. a3 Bxf3 17. axb4 Bxd1 0-1

[Event "30th Leon GM 2017"]
[Site "Leon ESP"]
[Date "2017.07.07"]
[Round "1.2"]
[White "Duda, Jan-Krzysztof"]
[Black "So, Wesley"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2707"]
[BlackElo "2810"]
[ECO "C03"]
[Opening "French"]
[Variation "Tarrasch"]
[WhiteFideId "1170546"]
[BlackFideId "5202213"]
[EventDate "2017.07.07"]
[EventType "k.o."]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Bd3 c5 5. dxc5 Nf6 6. Ngf3 dxe4 7. Nxe4 Nxe4 8.
Bxe4 Qxd1+ 9. Kxd1 Bxc5 10. Be3 Bxe3 11. fxe3 Nd7 12. Nd2 Ke7 13. Ke2 Nc5 14.
Bf3 Bd7 15. c4 a5 16. Ne4 Rac8 17. Rhc1 Na6 18. b3 b5 19. Nc3 b4 20. Bb7 bxc3
21. Bxa6 Rc7 22. a4 Bc6 23. g3 Rd8 24. Rxc3 Rcd7 25. Rc2 Rd3 26. Bb5 Be4 27. Rb2
Rc3 28. c5 Rxc5 29. Bc4 Rb8 30. Rd2 Rb4 31. Rd4 Bc2 32. Ra3 g5 33. Kd2 Bg6 34.
Ra1 Rf5 35. Ke2 g4 36. Ra2 Rh5 37. Ke1 Re5 38. Ke2 Be4 39. Rad2 Rb7 40. Bb5 Bf3+
41. Kf2 Rh5 42. Ke1 Rc7 43. Rd7+ Rxd7 44. Rxd7+ Kf6 45. Rd2 Re5 46. Kf2 Rf5 47.
Ke1 h5 48. Rd4 Re5 49. Kd2 h4 50. gxh4 Rh5 51. Be2 e5 52. Rc4 Bxe2 53. Kxe2 Kf5
54. h3 gxh3 55. Kf3 Rh8 56. Kg3 Rb8 57. e4+ Kg6 58. Rc3 Rb4 59. Re3 f5 60. exf5+
Kxf5 61. Kxh3 Kf4 62. Rc3 e4 63. Kg2 Rd4 64. Kf2 Rd2+ 65. Ke1 Rh2 66. Rc5 Kf3
67. Rf5+ Ke3 68. Kd1 Rd2+ 69. Kc1 Rd3 70. Kc2 Rd2+ 71. Kc3 Rd3+ 72. Kc4 Rd4+ 73.
Kc3 Rd3+ 74. Kc4 Rd4+ 75. Kc3 Rd3+ 76. Kc4 1/2-1/2

[Event "30th Leon GM 2017"]
[Site "Leon ESP"]
[Date "2017.07.07"]
[Round "1.3"]
[White "So, Wesley"]
[Black "Duda, Jan-Krzysztof"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2810"]
[BlackElo "2707"]
[ECO "A04"]
[Opening "Reti opening"]
[WhiteFideId "5202213"]
[BlackFideId "1170546"]
[EventDate "2017.07.07"]
[EventType "k.o."]

1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. e3 Nf6 5. d4 cxd4 6. exd4 d5 7. cxd5 Nxd5 8.
Qb3 Nxc3 9. Bc4 Nd5 10. Bxd5 e6 11. Bxc6+ bxc6 12. O-O Qd5 13. Be3 Be7 14. Rfc1
f6 15. Nd2 Bd7 16. Qc3 Kf7 17. Nc4 Rhb8 18. Bf4 Rb5 19. Rd1 Be8 20. b3 Rd8 21.
Qe1 Qd7 22. Bd2 Rd5 23. Ba5 Rc8 24. Bc3 Kg7 25. Ne3 Rb5 26. Rd3 g5 27. Nc4 Rd5
28. Rad1 Bf7 29. h3 h5 30. Qe2 Re8 31. Ne3 Rb5 32. Nf1 Bd6 33. Ng3 Bxg3 34. Rxg3
h4 35. Re3 Rd5 36. f4 gxf4 37. Qg4+ Rg5 38. Qxf4 e5 39. Qxh4 Bd5 40. Rg3 Rxg3
41. Qxg3+ Kf7 42. dxe5 Rg8 43. Qf3 Ke8 44. Qh5+ Kd8 45. Rd2 fxe5 46. Qxe5 Kc8
47. Kh2 Kb7 48. Re2 Ka8 49. Be1 Qh7 50. Bg3 Rh8 51. Qe7 Qf5 52. Rf2 Qh5 53. Rf8+
Rxf8 54. Qxf8+ Kb7 55. Qb8+ Ka6 56. Bf2 Qf7 57. Qc8+ Kb5 58. Qb8+ Ka6 59. Bd4
Qe7 60. Qxa7+ Qxa7 61. Bxa7 Kxa7 62. h4 Kb6 63. h5 Kc5 64. Kg3 Kd6 65. h6 Bg8
66. Kf4 Ke6 67. Kg5 Bh7 68. b4 Kf7 69. a4 Be4 70. g4 Bc2 71. a5 Bd3 72. Kf4 Kg6
73. g5 1-0

[Event "30th Leon GM 2017"]
[Site "Leon ESP"]
[Date "2017.07.07"]
[Round "1.4"]
[White "Duda, Jan-Krzysztof"]
[Black "So, Wesley"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2707"]
[BlackElo "2810"]
[ECO "A08"]
[Opening "Reti"]
[Variation "King's Indian attack, French variation"]
[WhiteFideId "1170546"]
[BlackFideId "5202213"]
[EventDate "2017.07.07"]
[EventType "k.o."]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. g3 Nc6 6. Bg2 Be7 7. O-O O-O 8. Re1
b5 9. e5 Nd7 10. Nf1 a5 11. Bf4 b4 12. h4 a4 13. N1h2 a3 14. b3 Bb7 15. Bh3 Rc8
16. Rc1 Re8 17. Ng5 Bxg5 18. hxg5 Nf8 19. Qh5 Nd4 20. Bg2 Re7 21. Ng4 c4 22.
Nf6+ Kh8 23. dxc4 dxc4 24. Rcd1 cxb3 25. cxb3 Bxg2 26. Kxg2 Qb6 27. Re4 Nf5 28.
Ng4 Qb7 29. Re1 Rc2 30. Qh1 Rxa2 31. Kh3 Rc2 32. Rd1 Rd7 33. f3 a2 34. Ne3 Nxe3
35. Bxe3 Qa6 36. Rxb4 Rxd1 37. Qxd1 a1=Q 38. Rb8 Qf1+ 39. Kh4 Qh1+ 40. Kg4 h5+ 0-1

[Event "30th Leon GM 2017"]
[Site "Leon ESP"]
[Date "2017.07.08"]
[Round "1.1"]
[White "Anand, Viswanathan"]
[Black "Santos Latasa, Jaime"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2783"]
[BlackElo "2542"]
[ECO "C95"]
[Opening "Ruy Lopez"]
[Variation "closed, Breyer, Borisenko variation"]
[WhiteFideId "5000017"]
[BlackFideId "2293307"]
[EventDate "2017.07.07"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. a4
Bg7 16. Bd3 d5 17. Bg5 b4 18. cxb4 h6 19. Bxf6 Qxf6 20. Rc1 Qd6 21. exd5 exd4
22. Ne4 Qxb4 23. Rxc7 Ne5 24. Nxe5 Rxe5 25. f4 Ree8 26. d6 Rad8 27. Nd2 Bd5 28.
Rxe8+ Rxe8 29. d7 Rd8 30. Qe2 Be6 31. Nf3 Qb6 32. Rc8 1/2-1/2

[Event "30th Leon GM 2017"]
[Site "Leon ESP"]
[Date "2017.07.08"]
[Round "1.2"]
[White "Santos Latasa, Jaime"]
[Black "Anand, Viswanathan"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2542"]
[BlackElo "2783"]
[ECO "E10"]
[Opening "Queen's pawn game"]
[WhiteFideId "2293307"]
[BlackFideId "5000017"]
[EventDate "2017.07.07"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O Nbd7 8. Qc2
c6 9. Bf4 b6 10. Rd1 Bb7 11. Ne5 Nh5 12. Bc1 Nhf6 13. cxd5 cxd5 14. Nc6 Bxc6 15.
Qxc6 Qc8 16. Qxc8 Rfxc8 17. Nc3 a6 18. e4 dxe4 19. Nxe4 Nd5 20. Bd2 N7f6 21. Nc3
Nxc3 22. bxc3 Nd5 23. Rdb1 Rab8 24. Rb3 h6 25. a4 Bg5 26. f4 Bf6 27. Kf1 g6 28.
Ke1 Bd8 29. Bf1 Ra8 30. Rab1 Ne7 31. Bd3 Nc6 32. Ke2 h5 33. Be4 Ra7 34. Kd3 Na5
35. Rb4 Rd7 36. Be1 Kf8 37. Bf3 Nc6 38. Rc4 Rdc7 39. Rxb6 Ne5+ 40. fxe5 Rxc4 41.
Rxa6 R4c7 42. a5 Ke8 43. Rd6 Ra7 44. a6 Bc7 45. Bc6+ Kf8 46. Rd7 Rb8 47. d5 Bb6
48. Rxa7 Bxa7 49. d6 Rb6 50. Bb7 Rb5 51. Bd2 Rxe5 52. Bh6+ Ke8 53. Bc6+ Kd8 54.
Bg7 Rf5 55. Bf8 1-0

[Event "30th Leon GM 2017"]
[Site "Leon ESP"]
[Date "2017.07.08"]
[Round "1.3"]
[White "Anand, Viswanathan"]
[Black "Santos Latasa, Jaime"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2783"]
[BlackElo "2542"]
[ECO "A05"]
[Opening "Reti opening"]
[WhiteFideId "5000017"]
[BlackFideId "2293307"]
[EventDate "2017.07.07"]

1. Nf3 Nf6 2. e3 c5 3. d4 cxd4 4. exd4 d5 5. Bf4 Nc6 6. c3 Bg4 7. Qb3 Na5 8.
Qa4+ Bd7 9. Qc2 Nc6 10. Nbd2 Rc8 11. Qb3 Na5 12. Qd1 Nc6 13. h3 g6 14. Bd3 Bg7
15. O-O O-O 16. Re1 Qb6 17. Rb1 Rfe8 18. Ne5 Be6 19. a4 Red8 20. Nxc6 Qxc6 21.
a5 Qd7 22. Qb3 a6 23. Qb4 Bf8 24. Nf3 Ra8 25. Rbc1 Bf5 26. Ne5 Qc8 27. Bf1 Be6
28. Qb3 Ne4 29. c4 dxc4 30. Bxc4 Bxc4 31. Nxc4 Qf5 32. Qf3 Nd6 33. Re5 Qf6 34.
Nb6 Rab8 35. Nd5 Qh4 36. g4 Bh6 37. Rxe7 Bxf4 38. Qxf4 Qxh3 39. Rcc7 h5 40. Rxf7 1-0

[Event "30th Leon GM 2017"]
[Site "Leon ESP"]
[Date "2017.07.08"]
[Round "1.4"]
[White "Santos Latasa, Jaime"]
[Black "Anand, Viswanathan"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2542"]
[BlackElo "2783"]
[ECO "B13"]
[Opening "Caro-Kann"]
[Variation "exchange variation"]
[WhiteFideId "2293307"]
[BlackFideId "5000017"]
[EventDate "2017.07.07"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Ne2 Bg4 7. O-O e6 8. Qe1
Bd6 9. f3 Bh5 10. Qh4 Nf6 11. Nf4 Bxf4 12. Bxf4 Qe7 13. Bg5 Bg6 14. Bxg6 fxg6
15. Nd2 h6 16. Rae1 O-O 17. Bxf6 Rxf6 18. Qg3 a5 19. Nb3 a4 20. Nc5 b6 21. Nd3
g5 22. a3 Na5 23. Ne5 Rc8 24. Qf2 Nc4 25. Nd3 Qc7 26. Qc2 Qc6 27. Re2 Qd7 28.
Rfe1 Re8 29. h3 Re7 30. Nf2 Kh8 31. Ng4 Rf8 32. Ne5 Nxe5 33. Rxe5 Rf6 34. Qe2
Qc6 35. Qa6 Kg8 36. R1e3 Rd7 37. Qe2 Rd6 38. Qf2 Qb5 39. Kh2 Kh8 40. Re2 Qe8 41.
Qg3 Qd7 42. Qg4 Rf4 43. Qg3 Kg8 44. Qe1 Kf7 45. Qb1 Kg8 46. Qc2 1/2-1/2

[Event "30th Leon GM 2017"]
[Site "Leon ESP"]
[Date "2017.07.08"]
[Round "1.5"]
[White "Anand, Viswanathan"]
[Black "Santos Latasa, Jaime"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2783"]
[BlackElo "2542"]
[ECO "C24"]
[Opening "Bishop's opening"]
[Variation "Berlin defence"]
[WhiteFideId "5000017"]
[BlackFideId "2293307"]
[EventDate "2017.07.07"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nc3 Na5 5. Nge2 Be7 6. O-O O-O 7. a4 Nxc4 8.
dxc4 d6 9. Qd3 Be6 10. b3 c6 11. Ba3 Qc7 12. Rfd1 Rfd8 13. Qe3 h6 14. h3 Bf8 15.
Rd3 a6 16. Rad1 b5 17. cxb5 axb5 18. Bb2 bxa4 19. Nxa4 Nd7 20. Nec3 Rdb8 21. Bc1
Nb6 22. Nxb6 Qxb6 23. Qg3 Kh8 24. Kh2 Qc7 25. f4 f6 26. Be3 Rd8 27. Qf2 Rab8 28.
fxe5 fxe5 29. Bxh6 Qf7 30. Be3 Qxf2 31. Bxf2 Rdc8 32. R3d2 Be7 33. Bg3 Rd8 34.
Na4 Kg8 35. Nb2 Kf7 36. Nd3 Ke8 37. Ra1 Ra8 38. Rdd1 c5 39. Nb2 Bd7 40. Rxa8
Rxa8 41. Nc4 Ra6 42. Kg1 Bb5 43. Ne3 Ra2 44. Kf2 Bc6 45. Kf3 Kd7 46. Bxe5 Ke6
47. Bxg7 Bg5 48. Ra1 1-0

[Event "30th Leon GM 2017"]
[Site "Leon ESP"]
[Date "2017.07.08"]
[Round "1.6"]
[White "Santos Latasa, Jaime"]
[Black "Anand, Viswanathan"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2542"]
[BlackElo "2783"]
[ECO "C67"]
[Opening "Ruy Lopez"]
[Variation "Berlin defence, open variation"]
[WhiteFideId "2293307"]
[BlackFideId "5000017"]
[EventDate "2017.07.07"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 O-O 8.
d4 Nf5 9. c3 Nxe5 10. Rxe5 d6 11. Re1 d5 12. Bd3 Bd6 13. Nd2 Re8 14. Rxe8+ Qxe8
15. Nf3 Ne7 16. Bg5 f6 17. Bd2 Bf5 18. Bxf5 Nxf5 19. Qb3 Qc6 20. Re1 a5 21. a4
Ne7 22. g3 Kf7 23. Kg2 Rb8 24. Qc2 g6 25. b3 b5 26. axb5 Rxb5 27. c4 Bb4 28. Qd3
Rb8 29. Qe2 Qd7 30. Qd3 Nc6 31. Bxb4 Rxb4 32. cxd5 Qxd5 33. Qe3 Rxb3 34. Qe8+
Kg7 35. Re4 Rxf3 0-1