[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.08"]
[Round "1.1"]
[White "Darcyl, Tomas"]
[Black "Tari, Aryan"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2360"]
[BlackElo "2636"]
[ECO "A36"]
[Opening "English"]
[Variation "symmetrical, Botvinnik system"]
[WhiteFideId "100404"]
[BlackFideId "1510045"]
[EventDate "2025.12.08"]

1. e4 c5 2. c4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 e6 6. Nge2 Nge7 7. a3 d6 8. d3 O-O
9. O-O Rb8 10. Rb1 b6 11. b4 Bb7 12. Be3 Nd4 13. Qd2 f5 14. Bh6 Bxh6 15. Qxh6
Nec6 16. Qe3 fxe4 17. dxe4 Nc2 18. Qc1 cxb4 19. Qxc2 bxc3 20. Qxc3 e5 21. Qd3
Qe8 22. Nc3 Rd8 23. Nb5 Rf6 24. Nc7 Qd7 25. Nd5 Rf7 26. Nb4 Nd4 27. Nc2 Nc6 28.
Nb4 Nd4 29. Nc2 Nxc2 30. Qxc2 Qe6 31. Qa4 Ba8 32. Rfd1 Rc7 33. Rbc1 Rdc8 34. h4
Qe7 35. Rd3 Kg7 36. Qd1 Rd8 37. Qd2 Bb7 38. Qg5 Qf6 39. Rcd1 Rxc4 40. Qxf6+ Kxf6
41. Rxd6+ Rxd6 42. Rxd6+ Ke7 43. Rd3 Bxe4 44. Bxe4 Rxe4 45. Kg2 Rc4 46. Kf1 e4
47. Rb3 Kd6 48. f3 exf3 49. Kf2 Kc5 50. Rxf3 Rc2+ 51. Kf1 Kd6 52. Rf7 Rc7 53.
Rf3 Re7 54. Kf2 b5 55. Rf6+ Kc5 56. Ra6 b4 57. axb4+ Kxb4 58. h5 gxh5 59. Rh6 a5
60. Rxh5 a4 0-1

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.08"]
[Round "1.2"]
[White "Oro, Faustino"]
[Black "Schnaider, Ilan"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2503"]
[BlackElo "2402"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf, Adams attack"]
[WhiteFideId "20000197"]
[BlackFideId "169013"]
[EventDate "2025.12.08"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 Nfd7 8. g5 b5
9. a3 Bb7 10. h4 Nc6 11. Be3 Rc8 12. Nxc6 Rxc6 13. Bd4 e5 14. Be3 Rxc3 15. bxc3
Bxe4 16. Rh3 Qc8 17. a4 bxa4 18. Rxa4 Bb7 19. Qa1 Be7 20. Bxa6 Bxa6 21. Rxa6 O-O
22. Rg3 d5 23. Ra7 Rd8 24. Kf1 Bc5 25. Ra5 Bxe3 26. Rxe3 Nb6 27. Rd3 e4 28. Rg3
Nc4 29. Ra7 g6 30. Qa6 Qb8 31. Qf6 Rf8 32. h5 e3 33. h6 e2+ 34. Kxe2 Re8+ 35.
Kf3 1-0

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.08"]
[Round "1.3"]
[White "Slipak, Sergio"]
[Black "Granda Zuniga, Julio E"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2374"]
[BlackElo "2624"]
[ECO "D30"]
[Opening "Queen's gambit declined"]
[WhiteFideId "100250"]
[BlackFideId "3800024"]
[EventDate "2025.12.08"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. Nc3 f5 5. Bf4 Nf6 6. e3 Be7 7. Qc2 Nh5 8. Bd3 Na6
9. a3 Nxf4 10. exf4 dxc4 11. Bxc4 Nc7 12. O-O O-O 13. Rfe1 Qd6 14. g3 Bd7 15.
Rad1 Rad8 16. Ne5 Be8 17. Be2 Bf6 18. Bf3 a6 19. Qb3 Nb5 20. Nxb5 axb5 21. h4
Qe7 22. Kg2 Rd6 23. h5 Bf7 24. Rd3 Rfd8 25. Rde3 Bxe5 26. dxe5 Rd4 27. Rd1 Rxd1
28. Bxd1 Qd7 29. Bf3 Qd4 30. Re1 Qa4 31. Qxa4 bxa4 32. Rc1 Be8 33. Rc4 Ra8 34.
Rb4 Ra7 35. Rd4 Kf8 36. g4 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.08"]
[Round "1.4"]
[White "Shirov, Alexei"]
[Black "Flores, Diego"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2610"]
[BlackElo "2567"]
[ECO "B42"]
[Opening "Sicilian"]
[Variation "Kan, Swiss cheese variation"]
[WhiteFideId "2209390"]
[BlackFideId "108049"]
[EventDate "2025.12.08"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 g6 6. h4 Bg7 7. Bg5 Ne7 8. c3 h6
9. Be3 d5 10. Na3 e5 11. Nf3 Nbc6 12. exd5 Nxd5 13. Bc5 Nf4 14. Be4 Bf5 15. Bxf5
gxf5 16. Bd6 Qf6 17. Nxe5 Qe6 18. O-O Nxe5 19. Qa4+ Qd7 20. Qxf4 Qxd6 21. Rad1
Qf6 22. Qb4 Qe7 23. Qa4+ b5 24. Nxb5 O-O 25. Nd6 Qf6 26. Qf4 Ng6 27. Qxf5 Qxh4
28. Rfe1 Rab8 29. Rd2 Qg5 30. Red1 Rb6 31. g3 Ne5 32. Kg2 Qg6 33. Qxg6 fxg6 34.
c4 Nf3 35. c5 Rc6 36. Rc2 Nd4 37. Rc4 Nb5 38. Ne4 Bxb2 39. a4 Na7 40. Rb4 Bh8
41. Rb7 Nc8 42. Rdd7 g5 43. Kh3 Re6 44. Rb4 Ne7 45. Rd6 Rxd6 46. cxd6 Nc6 47.
Rb6 Ne5 48. Rxa6 g4+ 49. Kg2 Rc8 50. Ra7 Rc4 51. d7 Nxd7 52. Nd6 Rd4 53. Rxd7
Rxa4 54. Nf5 Ra6 55. Ne3 Rg6 56. Rd5 Bf6 57. Rd6 Kf7 58. Ra6 h5 59. Nc4 Bd4 60.
Nd6+ Kg8 61. Ra8+ Kh7 62. Rd8 Bb6 63. Rd7+ Rg7 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.08"]
[Round "1.5"]
[White "Mareco, Sandro"]
[Black "Cheparinov, Ivan"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2555"]
[BlackElo "2625"]
[ECO "D35"]
[Opening "QGD"]
[Variation "exchange, positional line, 5...c6"]
[WhiteFideId "112275"]
[BlackFideId "2905540"]
[EventDate "2025.12.08"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3
O-O 9. Nge2 Re8 10. O-O Nh5 11. Bxe7 Qxe7 12. Qd2 Nd7 13. Rae1 Ndf6 14. Nf4 Nxf4
15. exf4 Qb4 16. a3 Qd6 17. Re5 Bd7 18. h3 Nh7 19. Rfe1 Nf8 20. f5 f6 21. Rxe8 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.09"]
[Round "2.1"]
[White "Schnaider, Ilan"]
[Black "Shirov, Alexei"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2402"]
[BlackElo "2610"]
[ECO "C11"]
[Opening "French"]
[Variation "Burn variation"]
[WhiteFideId "169013"]
[BlackFideId "2209390"]
[EventDate "2025.12.08"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Nxf6+ Bxf6 7. Bxf6 Qxf6
8. Nf3 O-O 9. Qd3 Rd8 10. O-O-O Bd7 11. Qe3 Nc6 12. Kb1 Ne7 13. Bd3 Nd5 14. Qe4
g6 15. Ne5 Bc6 16. Qe1 Nf4 17. Be4 Nxg2 18. Bxg2 Bxg2 19. Rg1 Bh3 20. Qc3 Bf5
21. f4 Rac8 22. Qb4 Qh4 23. Qxb7 Qxh2 24. Rg2 Qxf4 25. Rgd2 Be4 26. Qxa7 c5 27.
Nd3 Bxd3 28. Rxd3 cxd4 29. Rxd4 Rxd4 30. Qxd4 Qxd4 31. Rxd4 g5 32. b4 h5 33. a4
g4 34. a5 g3 35. Rd3 0-1

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.09"]
[Round "2.2"]
[White "Darcyl, Tomas"]
[Black "Oro, Faustino"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2360"]
[BlackElo "2503"]
[ECO "A05"]
[Opening "Reti"]
[Variation "King's Indian attack, Spassky's variation"]
[WhiteFideId "100404"]
[BlackFideId "20000197"]
[EventDate "2025.12.08"]

1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 c5 6. e4 d6 7. a4 b4 8. e5 Nfd7
9. exd6 Bxd6 10. Nbd2 O-O 11. Nc4 Bc7 12. Re1 Nc6 13. b3 Ne7 14. Bb2 Nd5 15. Qd2
Rc8 16. Qg5 N7f6 17. Nfe5 h6 18. Qh4 Ba6 19. Rad1 Ne7 20. Be4 Ned5 21. Ng4 Nxe4
22. Qxd8 Rcxd8 23. Rxe4 Rfe8 24. Nge5 Bb7 25. Ree1 f6 26. Ng4 e5 27. Nge3 Ne7
28. Nf1 Nf5 29. Nfd2 Kf7 30. Ne4 Nd4 31. Bxd4 cxd4 32. f3 f5 33. Ned2 h5 34. Re2
Re6 35. Rde1 Rde8 36. Kf2 g5 37. h3 Kg6 38. Kg1 Bd5 39. g4 hxg4 40. hxg4 fxg4
41. fxg4 R6e7 42. Ne4 Rf8 43. Ned2 Rf4 44. Nxe5+ Bxe5 45. Rxe5 Rxg4+ 46. Kf1
Rf4+ 47. Kg1 Ref7 48. Re6+ Bxe6 49. Rxe6+ R7f6 0-1

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.09"]
[Round "2.3"]
[White "Flores, Diego"]
[Black "Slipak, Sergio"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2567"]
[BlackElo "2374"]
[ECO "A05"]
[Opening "Reti opening"]
[WhiteFideId "108049"]
[BlackFideId "100250"]
[EventDate "2025.12.08"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O c5 5. d3 Nc6 6. a4 Be7 7. e4 dxe4 8. dxe4
Qxd1 9. Rxd1 Nxe4 10. Ne5 Nxe5 11. Bxe4 Bd7 12. Bxb7 Rd8 13. Bf4 Bc6 14. Rxd8+
Kxd8 15. Bxe5 Bxb7 16. Bxg7 Rg8 17. Bh6 Rg4 18. Nd2 Bd5 19. b3 Rb4 20. Be3 Rb7
21. Kf1 h5 22. Ke2 Rc7 23. c4 Bc6 24. a5 a6 25. b4 Rb7 26. Bxc5 Bxc5 27. bxc5
Ke7 28. Rb1 Rxb1 29. Nxb1 Kf6 30. Nc3 Kf5 31. Ke3 Bb7 32. Na2 e5 33. Nb4 Ke6 34.
f4 f6 35. c6 Bc8 36. c5 f5 37. fxe5 Kxe5 38. h4 1-0

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.09"]
[Round "2.4"]
[White "Granda Zuniga, Julio E"]
[Black "Mareco, Sandro"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2624"]
[BlackElo "2555"]
[ECO "E51"]
[Opening "Nimzo-Indian"]
[Variation "4.e3 e8g8, 5.Nf3 d7d5"]
[WhiteFideId "3800024"]
[BlackFideId "112275"]
[EventDate "2025.12.08"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd2 b6 7. Rc1 a6 8. Bd3
dxc4 9. Bxc4 Bb7 10. O-O Nbd7 11. Re1 b5 12. Bf1 Bd6 13. a4 b4 14. Ne2 a5 15.
Ng3 c5 16. Bb5 Qb6 17. e4 cxd4 18. Bg5 e5 19. Nd2 Bb8 20. Nf5 g6 21. Ne7+ Kg7
22. Nc6 h6 23. Nc4 Qc7 24. Bxf6+ Nxf6 25. N4xe5 Bxc6 26. f4 d3 27. Bxc6 Qb6+ 28.
Kh1 Ra7 29. Nxd3 Rc7 30. Bb5 Rxc1 31. Qxc1 Rd8 32. Re2 Ng4 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.09"]
[Round "2.5"]
[White "Tari, Aryan"]
[Black "Cheparinov, Ivan"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2636"]
[BlackElo "2625"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf"]
[WhiteFideId "1510045"]
[BlackFideId "2905540"]
[EventDate "2025.12.08"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nf3 h6 8. Nd2 d5
9. exd5 Nxd5 10. Nxd5 Qxd5 11. Nc4 Qxd1+ 12. Kxd1 Nc6 13. Be3 Be6 14. c3 Rd8+
15. Kc2 Bf5+ 16. Kc1 Be6 17. Kc2 Bf5+ 18. Kc1 Be6 19. Kc2 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.10"]
[Round "3.1"]
[White "Slipak, Sergio"]
[Black "Schnaider, Ilan"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2374"]
[BlackElo "2402"]
[ECO "D31"]
[Opening "QGD"]
[Variation "semi-Slav"]
[WhiteFideId "100250"]
[BlackFideId "169013"]
[EventDate "2025.12.08"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Nf3 Bd6 6. Bg5 Ne7 7. e3 Bf5 8. Bd3
Bxd3 9. Qxd3 O-O 10. O-O Na6 11. Rab1 f6 12. Bh4 Qd7 13. Bg3 Nf5 14. Nh4 Nxh4
15. Bxh4 f5 16. Ne2 Rae8 17. Bg3 Bxg3 18. hxg3 Nc7 19. b4 Rf6 20. a4 a6 21. Nc3
b5 22. axb5 axb5 23. Ne2 Na8 24. Ra1 Nb6 25. Qa3 Qd6 26. Qa7 Na4 27. Rab1 Re7
28. Qa8+ Rf8 29. Qa6 Rc7 30. Nf4 Rfc8 31. Rfc1 Qd7 32. Nd3 Qe8 33. Qa5 Qe7 34.
Ne5 Qd8 35. Rxc6 Rxc6 36. Qxd8+ Rxd8 37. Nxc6 Rd7 38. Rc1 Rc7 39. Kf1 Nb2 40.
Ke2 Nc4 41. Na5 Ra7 42. Ra1 Kf7 43. Kd3 Rc7 44. Nb3 Nb2+ 45. Kd2 Rc4 46. Nc5 Kg6
47. Ra2 Na4 48. Nxa4 bxa4 49. Rxa4 Kh5 50. Ra7 Rxb4 51. Rxg7 Rb2+ 52. Ke1 h6 53.
Rd7 Kg4 54. Rg7+ Kh5 55. Rg8 Ra2 56. Kf1 Rb2 57. Kg1 Ra2 58. Rd8 Ra5 59. Rd6 Kg5
60. Kh2 Kh5 61. f4 Ra3 62. Rxd5 Rxe3 63. Rxf5+ Kg4 1-0

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.10"]
[Round "3.2"]
[White "Oro, Faustino"]
[Black "Tari, Aryan"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2503"]
[BlackElo "2636"]
[ECO "D38"]
[Opening "QGD"]
[Variation "Ragozin variation"]
[WhiteFideId "20000197"]
[BlackFideId "1510045"]
[EventDate "2025.12.08"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. Qb3 c5 8. cxd5
exd5 9. e3 O-O 10. dxc5 Bxc3+ 11. Qxc3 Qxc3+ 12. bxc3 Nd7 13. Rd1 Nf6 14. Nd4
Bd7 15. f3 Rfc8 16. Nb3 Ba4 17. Rd4 Bxb3 18. axb3 Rxc5 19. Kd2 Rac8 20. Bd3 a5
21. Ra1 b6 22. b4 Rxc3 23. bxa5 bxa5 24. Rxa5 Rb3 25. Ra2 h5 26. Rda4 g6 27. Ra8
Rxa8 28. Rxa8+ Kg7 29. Bc2 Rb4 30. Ra4 Rb7 31. h4 Kf8 32. Kc3 Rc7+ 33. Kd2 Rb7
34. Kd3 Nd7 35. Kd4 Ke7 36. Bd3 Rb2 37. Ra7 Kd6 38. Ra6+ Ke7 39. Ra7 Kd6 40.
Ra6+ Ke7 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.10"]
[Round "3.3"]
[White "Mareco, Sandro"]
[Black "Flores, Diego"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2555"]
[BlackElo "2567"]
[ECO "B42"]
[Opening "Sicilian"]
[Variation "Kan, 5.Bd3"]
[WhiteFideId "112275"]
[BlackFideId "108049"]
[EventDate "2025.12.08"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qb6 6. Nb3 Qc7 7. Be3 Nf6 8. f4
b5 9. N1d2 Bb7 10. a4 b4 11. O-O Be7 12. a5 O-O 13. Qe2 d6 14. Rfc1 Nbd7 15. c3
bxc3 16. Rxc3 Qb8 17. Rac1 e5 18. Bb1 Re8 19. fxe5 Nxe5 20. Bd4 d5 21. Nc5 Bxc5
22. Bxc5 dxe4 23. b4 Nf3+ 24. gxf3 exf3 25. Qd3 Qf4 26. Nxf3 Qg4+ 27. Kh1 Rad8
28. Qf5 h5 29. Rg1 Re2 30. Rxg4 hxg4 31. Bd3 gxf3 32. Kg1 Be4 33. Qf4 Bxd3 34.
Bf2 Bc2 35. Rxf3 Be4 36. Bd4 Rxd4 37. Qb8+ Kh7 38. Rh3+ Kg6 39. Rg3+ Kf5 40.
Qc8+ Nd7 41. Qc1 Ke6 42. Re3 Rxe3 43. Qxe3 Ne5 44. Qb3+ Bd5 45. Qh3+ Ng4 46. Qf1
Rd2 47. Qxa6+ Ke5 48. Qf1 Nxh2 49. Qe1+ Kf5 0-1

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.10"]
[Round "3.4"]
[White "Cheparinov, Ivan"]
[Black "Granda Zuniga, Julio E"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2625"]
[BlackElo "2624"]
[ECO "C88"]
[Opening "Ruy Lopez"]
[Variation "closed, anti-Marshall 8.a4"]
[WhiteFideId "2905540"]
[BlackFideId "3800024"]
[EventDate "2025.12.08"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4
b4 9. d3 d6 10. c3 Rb8 11. Nbd2 Bd7 12. a5 Qc8 13. d4 bxc3 14. bxc3 exd4 15.
cxd4 Nb4 16. Re3 Bb5 17. Ba3 c5 18. h3 Qb7 19. d5 Nd7 20. Bb2 Nd3 21. Bc3 Bf6
22. Bxf6 Nxf6 23. Qc2 Nb4 24. Qc3 Qe7 25. Rae1 Rfe8 26. Nc4 Nd7 27. g3 g6 28.
Nfd2 Ne5 29. f4 Nxc4 30. Nxc4 Bxc4 31. Bxc4 Rbd8 32. h4 Qf8 33. Qb3 f6 34. e5
fxe5 35. fxe5 Rxe5 36. Rxe5 dxe5 37. Rxe5 Qf6 38. Qe3 Nc2 39. d6+ 1-0

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.10"]
[Round "3.5"]
[White "Shirov, Alexei"]
[Black "Darcyl, Tomas"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2610"]
[BlackElo "2360"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf, Byrne (English) attack"]
[WhiteFideId "2209390"]
[BlackFideId "100404"]
[EventDate "2025.12.08"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3
h5 9. Nd5 Bxd5 10. exd5 Nbd7 11. Qd2 Rc8 12. Na5 Qc7 13. c4 g6 14. Be2 Bg7 15.
Rc1 e4 16. f4 Ng4 17. Bxg4 hxg4 18. b4 b6 19. Nc6 Nb8 20. Nd4 Qe7 21. O-O Rh5
22. f5 Bxd4 23. Qxd4 gxf5 24. Qxb6 Nd7 25. Qxa6 Rb8 26. c5 Qe5 27. Bf4 Qd4+ 28.
Kh1 1-0

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.11"]
[Round "4.1"]
[White "Tari, Aryan"]
[Black "Granda Zuniga, Julio E"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2636"]
[BlackElo "2624"]
[ECO "C65"]
[Opening "Ruy Lopez"]
[Variation "Berlin defence"]
[WhiteFideId "1510045"]
[BlackFideId "3800024"]
[EventDate "2025.12.08"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 O-O 6. O-O d6 7. Re1 Bb6 8. h3
Ne7 9. d4 Ng6 10. a4 c6 11. Bd3 Re8 12. Nbd2 Be6 13. Nf1 h6 14. Ng3 Nf4 15. Bxf4
exf4 16. Nf1 g5 17. Bc2 Nh7 18. e5 Nf8 19. exd6 Qxd6 20. Qd3 c5 21. N1d2 cxd4
22. a5 Bc7 23. Nxd4 Rad8 24. Qf3 Bc8 25. Ne4 Qe5 26. Re2 Qg7 27. Rae1 Re5 28. a6
Kh8 29. g4 Ng6 30. Nd2 Nh4 31. Qh1 bxa6 32. Qc6 f6 33. Nc4 f3 34. Rxe5 fxe5 35.
Ne6 Bxe6 36. Qxe6 Ng2 37. Rd1 Nf4 38. Rxd8+ Bxd8 39. Qe8+ Qg8 40. Qxe5+ Qg7 41.
Qe8+ Qg8 42. Qd7 1-0

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.11"]
[Round "4.2"]
[White "Oro, Faustino"]
[Black "Shirov, Alexei"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2503"]
[BlackElo "2610"]
[ECO "C02"]
[Opening "French"]
[Variation "advance, Euwe variation"]
[WhiteFideId "20000197"]
[BlackFideId "2209390"]
[EventDate "2025.12.08"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. O-O Nf5 8. dxc5
a5 9. Bd3 Bxc5 10. a4 h6 11. Nbd2 O-O 12. Nb3 Ba7 13. Bxf5 exf5 14. Qxd5 Be6 15.
Qb5 g5 16. Nc5 Bxc5 17. Qxc5 f4 18. Qb5 Re8 19. Re1 Bg4 20. Nd2 Qc7 21. Ne4 Rxe5
22. Nf6+ Kg7 23. Rxe5 Nxe5 24. Nxg4 Nxg4 25. h3 Ne5 26. Bd2 Rd8 27. Be1 f3 28.
c4 fxg2 29. Bc3 f6 30. Bxe5 fxe5 31. Re1 Kf6 32. b4 axb4 33. Qxb4 b6 34. Qb5 Rd4
35. Rb1 Rxc4 36. Qxb6+ Qxb6 37. Rxb6+ Kf5 38. Rxh6 Rxa4 39. Kxg2 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.11"]
[Round "4.3"]
[White "Schnaider, Ilan"]
[Black "Mareco, Sandro"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2402"]
[BlackElo "2555"]
[ECO "B31"]
[Opening "Sicilian"]
[Variation "Nimzovich-Rossolimo attack (with ...g6, without ...d6)"]
[WhiteFideId "169013"]
[BlackFideId "112275"]
[EventDate "2025.12.08"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. Re1 O-O 7. h3 a6 8. Bf1 b5
9. d4 d5 10. exd5 Qxd5 11. dxc5 Qxc5 12. Be3 Qd5 13. Nbd2 Bb7 14. c4 Qf5 15. Rc1
b4 16. Nb3 a5 17. Bd3 Qc8 18. Nc5 Nd7 19. Na4 Qc7 20. Be4 Rae8 21. Bf4 e5 22.
Be3 f5 23. Bd5+ Kh8 24. Ng5 Nd8 25. Bxb7 Nxb7 26. Qd5 f4 27. Nf7+ Rxf7 28. Qxf7
Rc8 29. Red1 Nd6 30. Qe6 Bf8 31. Nb6 fxe3 32. Nxc8 exf2+ 33. Kf1 Qd8 1-0

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.11"]
[Round "4.4"]
[White "Darcyl, Tomas"]
[Black "Slipak, Sergio"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2360"]
[BlackElo "2374"]
[ECO "C42"]
[Opening "Petrov"]
[Variation "Cozio (Lasker) attack"]
[WhiteFideId "100404"]
[BlackFideId "100250"]
[EventDate "2025.12.08"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. d3 Nf6 7. Bg5 Qxe2+ 8.
Bxe2 Be7 9. Nc3 c6 10. O-O-O Na6 11. d4 Nc7 12. Rhe1 Be6 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.11"]
[Round "4.5"]
[White "Flores, Diego"]
[Black "Cheparinov, Ivan"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2567"]
[BlackElo "2625"]
[ECO "A05"]
[Opening "Reti"]
[Variation "King's Indian attack, Spassky's variation"]
[WhiteFideId "108049"]
[BlackFideId "2905540"]
[EventDate "2025.12.08"]

1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. b3 b4 5. O-O e6 6. a3 a5 7. axb4 axb4 8. Rxa8
Bxa8 9. Bb2 Be7 10. d3 c5 11. e4 d6 12. Nbd2 Nc6 13. Nc4 O-O 14. e5 dxe5 15.
Nfxe5 Nxe5 16. Nxe5 Bxg2 17. Kxg2 Qa8+ 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.12"]
[Round "5.1"]
[White "Shirov, Alexei"]
[Black "Tari, Aryan"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2610"]
[BlackElo "2636"]
[ECO "C67"]
[Opening "Ruy Lopez"]
[Variation "Berlin defence, open variation"]
[WhiteFideId "2209390"]
[BlackFideId "1510045"]
[EventDate "2025.12.08"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Nxe5 7. Rxe5+ Be7
8. Bf1 O-O 9. Nc3 Bf6 10. Re1 Re8 11. Nd5 Rxe1 12. Nxf6+ Qxf6 13. Qxe1 b6 14. d3
Bb7 15. Qe3 c5 16. Qf4 Nf5 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.12"]
[Round "5.2"]
[White "Slipak, Sergio"]
[Black "Oro, Faustino"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2374"]
[BlackElo "2503"]
[ECO "B51"]
[Opening "Sicilian"]
[Variation "Canal-Sokolsky (Nimzovich-Rossolimo, Moscow) attack"]
[WhiteFideId "100250"]
[BlackFideId "20000197"]
[EventDate "2025.12.08"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Bxd7+ Bxd7 6. Re1 e6 7. b3 Be7 8.
Bb2 Nf6 9. e5 dxe5 10. Nxe5 O-O 11. Qf3 Qc7 12. Nxd7 Nxd7 13. Qg3 Qxg3 14. hxg3
Rfd8 15. a4 b6 16. Na3 Bf6 17. Bxf6 Nxf6 18. Nc4 Rab8 19. Rad1 Nd5 20. Ne3 Nb4
21. g4 h6 22. f3 b5 23. d3 Nc6 24. Ra1 b4 25. Kf2 Nd4 26. Rac1 g5 27. Nc4 Rd5
28. Ke3 Kg7 29. Kd2 Rh8 30. Rh1 Kg6 31. Rce1 f6 32. Nb6 Rd6 33. Nc4 Rdd8 34. Rh3
h5 35. gxh5+ Rxh5 36. Rxh5 Kxh5 37. Rh1+ Kg6 38. Ne3 Kg7 39. Nc4 Nf5 40. Ne3 Nd4
41. Nc4 Rd5 42. Re1 Rd7 43. Rh1 Rd8 44. Ne3 Nc6 45. Nc4 Rd7 46. Re1 Nd4 47. Rh1
Rd8 48. Ne3 Nc6 49. Nc4 Nd4 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.12"]
[Round "5.3"]
[White "Cheparinov, Ivan"]
[Black "Schnaider, Ilan"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2625"]
[BlackElo "2402"]
[ECO "D20"]
[Opening "QGA"]
[Variation "3.e4"]
[WhiteFideId "2905540"]
[BlackFideId "169013"]
[EventDate "2025.12.08"]

1. d4 d5 2. c4 dxc4 3. e4 c5 4. d5 Nf6 5. Nc3 e6 6. Bxc4 exd5 7. Nxd5 Nxd5 8.
Bxd5 Qc7 9. Ne2 Be7 10. O-O O-O 11. Be3 Nd7 12. h3 Nf6 13. Nf4 Bd6 14. Qf3 Qe7
15. Rfd1 Re8 16. Rac1 Bxf4 17. Qxf4 Nxd5 18. exd5 b6 19. b4 cxb4 20. Rc7 Bd7 21.
Bd4 f6 22. Rd3 Rac8 23. Bxf6 Qxf6 24. Qxf6 gxf6 25. Rxd7 Rcd8 26. Rxa7 Re1+ 27.
Kh2 Re5 28. d6 Re6 29. Rg3+ Kh8 30. Rgg7 Rexd6 31. Rxh7+ Kg8 32. Rag7+ Kf8 33.
Rg4 Rd2 34. Rxb4 Kg8 35. Ra7 Rxf2 36. Rxb6 f5 37. Kg3 Rc2 38. Rbb7 f4+ 39. Kf3
Rdc8 40. Rg7+ Kh8 41. Rh7+ Kg8 42. Rag7+ Kf8 43. Kxf4 Rxa2 44. Ke4 1-0

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.12"]
[Round "5.4"]
[White "Mareco, Sandro"]
[Black "Darcyl, Tomas"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2555"]
[BlackElo "2360"]
[ECO "A27"]
[Opening "English"]
[Variation "three knights system"]
[WhiteFideId "112275"]
[BlackFideId "100404"]
[EventDate "2025.12.08"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 g6 4. g3 Bg7 5. Bg2 d6 6. O-O Nge7 7. Rb1 a5 8. a3
O-O 9. d3 Nd4 10. b4 axb4 11. axb4 Bg4 12. Nd2 Qc8 13. Re1 c6 14. Bb2 Bh3 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.12"]
[Round "5.5"]
[White "Granda Zuniga, Julio E"]
[Black "Flores, Diego"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2624"]
[BlackElo "2567"]
[ECO "E10"]
[Opening "Queen's pawn game"]
[WhiteFideId "3800024"]
[BlackFideId "108049"]
[EventDate "2025.12.08"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nbd2 c5 5. cxd5 cxd4 6. Nxd4 Qxd5 7. e3 Be7 8.
Nb5 Na6 9. e4 Qc6 10. Nc3 O-O 11. Bb5 Qc7 12. O-O Rd8 13. Qe2 Nb4 14. Nf3 a6 15.
Ba4 b5 16. Bb3 Bb7 17. a4 bxa4 18. Rxa4 Bc6 19. Ra1 Qb7 20. Bg5 h6 21. Bxf6 Bxf6
22. Bc4 Rdc8 23. Rfd1 Be8 24. e5 Be7 25. Ne4 Rxc4 26. Qxc4 Rc8 27. Qd4 Nc2 28.
Nd6 Bxd6 29. Qxd6 Nxa1 30. Rxa1 Bc6 31. Qa3 Bxf3 32. gxf3 Qb5 33. Qxa6 Rc1+ 34.
Kg2 Qxe5 35. Rxc1 Qg5+ 36. Kh3 Qh5+ 37. Kg2 Qg5+ 38. Kh3 Qxc1 39. b4 Kh7 40. Qe2
g6 41. b5 Qb1 42. Kg2 Qb3 43. Qe5 h5 44. Qc5 h4 45. b6 g5 46. h3 Kg6 47. Qc6 f5
48. b7 g4 49. fxg4 fxg4 50. Qe4+ 1-0

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.13"]
[Round "6.1"]
[White "Tari, Aryan"]
[Black "Flores, Diego"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2636"]
[BlackElo "2567"]
[ECO "B32"]
[Opening "Sicilian defence"]
[WhiteFideId "1510045"]
[BlackFideId "108049"]
[EventDate "2025.12.08"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 e6 7. a3 Be7 8. Bf4
O-O 9. e5 Ne8 10. Qd2 f6 11. exf6 Nxf6 12. O-O-O Ng4 13. Ne4 d5 14. h3 Nge5 15.
Be3 Qc7 16. Nc3 a6 17. f4 Ng6 18. g3 b5 19. Bg2 Bb7 20. Nc5 Bxc5 21. Bxc5 Rf7
22. Qe2 Na5 23. Bd4 Nf8 24. h4 Nc6 25. Bc5 Nd7 26. Bf2 b4 27. axb4 Nxb4 28. Bd4
Nf8 29. h5 h6 30. Qe3 Rc8 31. Rhe1 Qa5 32. Kd2 Nc6 33. Ra1 Qc7 34. Bh3 Re8 35.
Na4 Bc8 36. Be5 d4 37. Qa3 Qa5+ 38. Kd1 Nd7 39. Bd6 Qxh5+ 40. g4 Qd5 41. Bf1 Na7
42. Be5 Nb5 43. Qg3 Nxe5 44. Bg2 Qd6 45. fxe5 Qb4 46. Be4 Ref8 47. g5 Rf2 48.
Qd3 h5 49. Rh1 Qe7 50. Bh7+ Kh8 51. Bg6 Kg8 52. Bh7+ Kh8 53. Bg6 R8f3 54. Qc4
Qb7 55. Kc1 Kg8 56. Nc5 Qe7 57. Ne4 Bb7 58. Nxf2 Rxf2 59. Rxh5 Bf3 60. Qc8+ 1-0

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.13"]
[Round "6.2"]
[White "Oro, Faustino"]
[Black "Mareco, Sandro"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2503"]
[BlackElo "2555"]
[ECO "C88"]
[Opening "Ruy Lopez"]
[Variation "closed, anti-Marshall 8.a4"]
[WhiteFideId "20000197"]
[BlackFideId "112275"]
[EventDate "2025.12.08"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4
Rb8 9. axb5 axb5 10. c3 d6 11. d4 exd4 12. cxd4 d5 13. e5 Ne4 14. Nc3 Nxc3 15.
bxc3 Bf5 16. Be3 Qd7 17. Qe2 Nd8 18. Bc2 Bxc2 19. Qxc2 Ne6 20. h3 Rfc8 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.13"]
[Round "6.3"]
[White "Schnaider, Ilan"]
[Black "Granda Zuniga, Julio E"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2402"]
[BlackElo "2624"]
[ECO "B10"]
[Opening "Caro-Kann"]
[Variation "two knights variation"]
[WhiteFideId "169013"]
[BlackFideId "3800024"]
[EventDate "2025.12.08"]

1. e4 c6 2. Nc3 d5 3. Nf3 e6 4. d4 Nf6 5. Bd3 Be7 6. O-O b6 7. Qe2 Bb7 8. Bf4
O-O 9. a3 c5 10. dxc5 bxc5 11. exd5 exd5 12. Nb5 Nc6 13. c4 d4 14. Rfe1 a6 15.
Nc7 Ra7 16. h3 Bc8 17. Nd5 Nxd5 18. cxd5 Qxd5 19. Qc2 g6 20. Be4 Qe6 21. Rac1
Bd7 22. Bxc6 1-0

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.13"]
[Round "6.4"]
[White "Darcyl, Tomas"]
[Black "Cheparinov, Ivan"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2360"]
[BlackElo "2625"]
[ECO "A08"]
[Opening "Reti"]
[Variation "King's Indian attack"]
[WhiteFideId "100404"]
[BlackFideId "2905540"]
[EventDate "2025.12.08"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nf6 4. O-O e6 5. d4 cxd4 6. Nxd4 e5 7. Nb3 Be6 8. c4
Nc6 9. cxd5 Nxd5 10. N1d2 Be7 11. Ne4 b6 12. Nc3 Ndb4 13. a3 Qxd1 14. Rxd1 Bxb3
15. axb4 Rc8 16. Bh3 Bxd1 17. Bxc8 Bb3 18. Bb7 Kd7 19. b5 Na5 20. Bd5 Bxd5 21.
Nxd5 Bd6 22. b4 Ke6 23. Nf4+ exf4 24. bxa5 fxg3 25. hxg3 Bc5 26. axb6 axb6 27.
Bb2 Rd8 28. Bc3 g6 29. Kg2 h5 30. f4 Rd5 31. Kf3 Bd6 32. Rb1 g5 33. fxg5 Rf5+
34. Kg2 Rxg5 35. Be1 Bxg3 36. Bxg3 h4 37. Rc1 Rxg3+ 38. Kh2 Kd5 39. Rc7 Re3 40.
Rxf7 Rxe2+ 41. Kh3 Re4 42. Rf5+ Kc4 43. Rh5 Kb4 44. Kg2 Rf4 45. Kh3 Ka5 46. Kg2
Ka4 47. Kh3 Rb4 48. Kg2 Rxb5 49. Rxh4+ Ka3 50. Kf3 Rb1 51. Ke2 b5 52. Kd2 b4 53.
Kc2 Ka2 54. Rh8 b3+ 55. Kc3 Rc1+ 56. Kd2 b2 57. Ra8+ Kb1 58. Rh8 Rc7 59. Kd3 Ra7
60. Rh1+ Ka2 61. Kd4 0-1

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.13"]
[Round "6.5"]
[White "Shirov, Alexei"]
[Black "Slipak, Sergio"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2610"]
[BlackElo "2374"]
[ECO "E08"]
[Opening "Catalan"]
[Variation "closed, 7.Qc2"]
[WhiteFideId "2209390"]
[BlackFideId "100250"]
[EventDate "2025.12.08"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Qc2 a5 8. Rd1
dxc4 9. Na3 Bxa3 10. bxa3 Nb6 11. Ne5 Bd7 12. Nxd7 Qxd7 13. Bxb7 Rab8 14. Bf3
Qa4 15. Qxa4 Nxa4 16. Bd2 c3 17. Be1 Nd5 18. Rdc1 Rfd8 19. e3 c5 20. dxc5 Rbc8
21. e4 Nf6 22. Bxc3 Rd3 23. Bxf6 gxf6 24. Kg2 Rxc5 25. Rxc5 Nxc5 26. Rc1 Nd7 27.
Rd1 Rxd1 28. Bxd1 Kg7 29. Kf3 Kg6 30. Ke3 e5 31. Ba4 Nb6 32. Bb5 Kg5 33. Be2 Nc8
34. f4+ Kg6 35. Kf3 Kg7 36. a4 Kg6 37. Bc4 Nb6 38. Bb5 Nc8 39. h4 Kg7 40. Kg4
Nd6 41. Bd3 Kg6 42. Kf3 Nc8 43. Bc4 Nb6 44. Bb5 Nc8 45. Kg4 Nd6 46. Bd3 Kg7 47.
Kh5 Nc8 48. Bc4 Nb6 49. Bb5 Nc8 50. Bc6 Nd6 51. Bd5 Nc8 52. Kg4 Nd6 53. h5 h6
54. Kf3 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.14"]
[Round "7.1"]
[White "Slipak, Sergio"]
[Black "Tari, Aryan"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2374"]
[BlackElo "2636"]
[ECO "A45"]
[Opening "Queen's pawn game"]
[WhiteFideId "100250"]
[BlackFideId "1510045"]
[EventDate "2025.12.08"]

1. d4 Nf6 2. c3 g6 3. Bg5 Bg7 4. Nd2 h6 5. Bh4 d6 6. e3 O-O 7. Ngf3 Qe8 8. Be2
e5 9. O-O Nbd7 10. a4 Nh7 11. dxe5 dxe5 12. e4 Kh8 13. Re1 Ndf6 14. Nc4 Nh5 15.
Bf1 Nf4 16. Qb3 b6 17. a5 Bg4 18. Nfd2 Be6 19. Qc2 Qc6 20. f3 Ng5 21. Bf2 Rad8
22. h4 Nh7 23. Rad1 h5 24. Kh2 Bc8 25. g3 Ne6 26. Ne3 Qe8 27. Ndc4 Rxd1 28. Rxd1
b5 29. Nd2 c6 30. b4 Qe7 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.14"]
[Round "7.2"]
[White "Cheparinov, Ivan"]
[Black "Oro, Faustino"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2625"]
[BlackElo "2503"]
[ECO "C67"]
[Opening "Ruy Lopez"]
[Variation "open Berlin defence, l'Hermet variation"]
[WhiteFideId "2905540"]
[BlackFideId "20000197"]
[EventDate "2025.12.08"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8.
Nxd4 d5 9. exd6 Nxd4 10. Qxd4 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6 13. Qe4+ 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.14"]
[Round "7.3"]
[White "Granda Zuniga, Julio E"]
[Black "Darcyl, Tomas"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2624"]
[BlackElo "2360"]
[ECO "B02"]
[Opening "Alekhine's defence"]
[Variation "Saemisch attack"]
[WhiteFideId "3800024"]
[BlackFideId "100404"]
[EventDate "2025.12.08"]

1. e4 Nf6 2. e5 Nd5 3. Nc3 Nxc3 4. dxc3 d6 5. Bf4 Nc6 6. Nf3 dxe5 7. Qxd8+ Nxd8
8. Bxe5 c6 9. Bc4 f6 10. Bg3 Be6 11. Bxe6 Nxe6 12. O-O-O Rd8 13. Nd4 Nxd4 14.
cxd4 e6 15. Rhe1 Kf7 16. c3 Bd6 17. Bxd6 Rxd6 18. f4 h5 19. Kc2 h4 20. Kd3 Rhd8 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.14"]
[Round "7.4"]
[White "Mareco, Sandro"]
[Black "Shirov, Alexei"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2555"]
[BlackElo "2610"]
[ECO "E04"]
[Opening "Catalan"]
[Variation "open, 5.Nf3"]
[WhiteFideId "112275"]
[BlackFideId "2209390"]
[EventDate "2025.12.08"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 Bb4+ 6. Bd2 c5 7. Bxb4 cxb4 8.
Ne5 O-O 9. Nxc4 Nc6 10. e3 e5 11. dxe5 Qxd1+ 12. Kxd1 Ng4 13. Ke2 Ngxe5 14. Nbd2
Bg4+ 15. f3 Nxc4 16. Nxc4 Be6 17. Rac1 Rfd8 18. b3 b5 19. Nd2 Ne7 20. e4 a5 21.
Rc7 a4 22. Rhc1 Kf8 23. R1c2 axb3 24. axb3 Ra3 25. Rb2 Bd7 26. Ke3 Nc6 27. Bf1
Na5 28. Rc5 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.14"]
[Round "7.5"]
[White "Flores, Diego"]
[Black "Schnaider, Ilan"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2567"]
[BlackElo "2402"]
[ECO "A21"]
[Opening "English opening"]
[WhiteFideId "108049"]
[BlackFideId "169013"]
[EventDate "2025.12.08"]

1. c4 e5 2. Nc3 d6 3. Nf3 f5 4. d4 e4 5. Ng1 c6 6. Bf4 Nf6 7. e3 Be7 8. h4 Na6
9. Nh3 Nc7 10. Be2 O-O 11. Bg5 Ne6 12. Qb3 Nxg5 13. hxg5 Ne8 14. g6 hxg6 15. Nf4
Kf7 16. g4 Qb6 17. Qc2 Nf6 18. c5 Qa5 19. gxf5 Bxf5 20. cxd6 Bxd6 21. Qb3+ Ke7
22. O-O-O Qb6 23. Qc2 Bxf4 24. exf4 Nd5 25. Bc4 e3 26. Qe2 Nxc3 27. Qxe3+ Be4
28. Rhe1 Kd7 29. Qxc3 Rae8 30. d5 Kc8 31. d6 Bf5 32. Qxg7 Rd8 33. d7+ Bxd7 34.
Rxd7 Qc5 35. Rc7+ Kb8 36. Rxb7+ Ka8 37. Kb1 Rfe8 38. Rc1 Rb8 39. Ba6 Qxf2 40.
Qd7 Rbc8 1-0

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.15"]
[Round "8.1"]
[White "Tari, Aryan"]
[Black "Schnaider, Ilan"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2636"]
[BlackElo "2402"]
[ECO "C70"]
[Opening "Ruy Lopez"]
[Variation "Classical defence deferred"]
[WhiteFideId "1510045"]
[BlackFideId "169013"]
[EventDate "2025.12.08"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. c3 Nge7 6. O-O Ba7 7. d4 Ng6 8. Be3
O-O 9. Re1 Qf6 10. Nbd2 exd4 11. cxd4 Nxd4 12. e5 Nxf3+ 13. Nxf3 Qe7 14. Rc1
Bxe3 15. Rxe3 d6 16. exd6 Qxd6 17. Qxd6 cxd6 18. Rc7 Be6 19. Rxb7 Rfb8 20. Rxb8+
Rxb8 21. b3 Rc8 22. h3 Rc1+ 23. Kh2 Rc2 24. Rd3 Rxf2 25. Rxd6 Rxa2 26. Nd4 h6
27. Nxe6 fxe6 28. Kg3 a5 29. Ra6 Kf7 30. Rxa5 Rb2 31. Ra7+ Kf6 32. Rb7 Ne7 33.
Kf3 Ke5 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.15"]
[Round "8.2"]
[White "Oro, Faustino"]
[Black "Granda Zuniga, Julio E"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2503"]
[BlackElo "2624"]
[ECO "C53"]
[Opening "Giuoco Piano"]
[WhiteFideId "20000197"]
[BlackFideId "3800024"]
[EventDate "2025.12.08"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4
Bb6 9. Nc3 O-O 10. Be3 Bg4 11. h3 Bxf3 12. gxf3 Nxc3 13. bxc3 f5 14. f4 Na5 15.
O-O c6 16. Bd3 Qe8 17. Qe2 Qe6 18. Rfc1 Rad8 19. Rab1 Rd7 20. Kh2 Kh8 21. a4
Rfd8 22. Rb4 Rf7 23. Rcb1 g6 24. Qb2 Rfd7 25. Qe2 Qe7 26. Qb2 Qe6 27. Qe2 Qe7 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.15"]
[Round "8.3"]
[White "Shirov, Alexei"]
[Black "Cheparinov, Ivan"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2610"]
[BlackElo "2625"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf, Byrne (English) attack"]
[WhiteFideId "2209390"]
[BlackFideId "2905540"]
[EventDate "2025.12.08"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bg5 h6 8. Bh4
g5 9. Bg3 Bg7 10. h3 Ne5 11. Nf5 Bxf5 12. exf5 Nbc6 13. Nd5 e6 14. fxe6 fxe6 15.
Ne3 Qa5+ 16. c3 Nf3+ 17. gxf3 Bxc3+ 18. bxc3 Qxc3+ 19. Qd2 Qxa1+ 20. Nd1 Rc8 21.
Qxd6 Kf7 22. Bc4 Nd4 23. Qd7+ Kf6 24. O-O Rxc4 25. Ne3 Nxf3+ 26. Kg2 Ne1+ 27.
Rxe1 Qxe1 28. Be5+ Kxe5 29. Nxc4+ Kf6 30. Qd4+ Kg6 31. Ne5+ Kf5 32. Nf3 Qe2 33.
Qxh8 Qxa2 34. Qxh6 Qd5 35. Qxg5+ Ke4 36. Qg4+ Kd3 37. h4 Qe4 38. Kg3 1-0

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.15"]
[Round "8.4"]
[White "Darcyl, Tomas"]
[Black "Flores, Diego"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2360"]
[BlackElo "2567"]
[ECO "A04"]
[Opening "Reti opening"]
[WhiteFideId "100404"]
[BlackFideId "108049"]
[EventDate "2025.12.08"]

1. Nf3 d6 2. c4 g6 3. Nc3 Bg7 4. g3 c5 5. Bg2 Nc6 6. a3 Qd7 7. Qa4 e6 8. b4 Nge7
9. Rb1 O-O 10. O-O f5 11. Bb2 h6 12. d3 Qd8 13. Ba1 Rb8 14. b5 Na5 15. Rbd1 b6
16. e4 Bb7 17. Rfe1 f4 18. g4 g5 19. Ne2 Bxa1 20. Rxa1 Ng6 21. Qc2 e5 22. Nc3
Bc8 23. h3 Rb7 24. Kf1 Rh7 25. Ke2 h5 26. gxh5 Rxh5 27. Rh1 Kg7 28. Rag1 Rfh8
29. Bf1 g4 30. Nd2 Kf7 31. Kd1 gxh3 32. Rh2 Rg5 33. Rgh1 Rg2 34. Kc1 Nh4 35.
Bxg2 hxg2 36. Rg1 f3 37. Nd5 Qg5 38. Ne3 Qf4 39. Nxf3 Nxf3 40. Rxh8 Nxg1 41. Kb2
Bh3 42. Rxh3 Nxh3 43. Nxg2 Qxf2 0-1

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.15"]
[Round "8.5"]
[White "Slipak, Sergio"]
[Black "Mareco, Sandro"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2374"]
[BlackElo "2555"]
[ECO "D43"]
[Opening "QGD semi-Slav"]
[WhiteFideId "100250"]
[BlackFideId "112275"]
[EventDate "2025.12.08"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. cxd5 exd5 6. Bg5 h6 7. Bh4 Bf5 8. e3
Nbd7 9. Bd3 Bxd3 10. Qxd3 Be7 11. O-O O-O 12. Rab1 a5 13. Rfc1 Re8 14. Nd2 a4
15. b4 b5 16. Bxf6 Nxf6 17. Qf5 Bd6 18. a3 g6 19. Qf3 Kg7 20. Rc2 Nh7 21. g3 f5
22. Rbc1 Qd7 23. Qg2 Rac8 24. Ne2 g5 25. Nf3 g4 26. Ne5 Bxe5 27. dxe5 Ng5 28.
Nd4 Rxe5 29. h4 gxh3 30. Qf1 Re4 31. f4 Nf7 32. Qxh3 Nd6 33. g4 fxg4 34. Rg2 Kh7
35. Qh5 Rg8 36. Nxc6 Nc4 37. Nd4 Rg6 38. Nf5 Nxe3 39. Nxe3 Rxe3 40. Rgc2 Re7 41.
Rc5 Qe6 42. Qe5 Qxe5 43. fxe5 Rxe5 44. Rxb5 h5 45. Rc7+ Rg7 46. Rc6 h4 47. Rd6
Re1+ 48. Kf2 g3+ 0-1

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.16"]
[Round "9.1"]
[White "Mareco, Sandro"]
[Black "Tari, Aryan"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2555"]
[BlackElo "2636"]
[ECO "E04"]
[Opening "Catalan"]
[Variation "open, 5.Nf3"]
[WhiteFideId "112275"]
[BlackFideId "1510045"]
[EventDate "2025.12.08"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 Nc6 6. Qa4 Bb4+ 7. Bd2 Bd6 8.
Qxc4 e5 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.16"]
[Round "9.2"]
[White "Flores, Diego"]
[Black "Oro, Faustino"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2567"]
[BlackElo "2503"]
[ECO "A14"]
[Opening "English"]
[Variation "Neo-Catalan declined"]
[WhiteFideId "108049"]
[BlackFideId "20000197"]
[EventDate "2025.12.08"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 d4 7. e3 c5 8. exd4
cxd4 9. d3 Nc6 10. Bg5 h6 11. Bxf6 Bxf6 12. a3 a5 13. Nbd2 Be7 14. Re1 Qc7 15.
Qe2 Rb8 16. Ne5 Nxe5 17. Qxe5 Qxe5 18. Rxe5 b6 19. Nf3 Rd8 20. Re2 Bd7 21. Ne5
Bd6 22. b4 Be8 23. b5 Rdc8 24. a4 Kf8 25. f4 Rc7 26. Rf1 Rd8 27. h4 h5 28. Kh2
g6 29. Nf3 Bb4 30. Ng5 Rcc8 31. Bh3 Rd6 32. Rb1 Rd7 33. Bg2 Rdc7 34. Rxb4 axb4
35. Rb2 Ra7 36. Rxb4 Ke7 37. Bf3 f6 38. Ne4 Bd7 39. Bd1 e5 40. fxe5 1/2-1/2

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.16"]
[Round "9.3"]
[White "Granda Zuniga, Julio E"]
[Black "Shirov, Alexei"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2624"]
[BlackElo "2610"]
[ECO "E06"]
[Opening "Catalan"]
[Variation "closed, 5.Nf3"]
[WhiteFideId "3800024"]
[BlackFideId "2209390"]
[EventDate "2025.12.08"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. d4 O-O 6. Qc2 c5 7. cxd5 exd5 8. dxc5
Na6 9. O-O Nxc5 10. Be3 Nce4 11. Nc3 Be6 12. Nxe4 Nxe4 13. Rfd1 Qa5 14. Nd4 Rac8
15. Qb3 Nc5 16. Qb5 Qd8 17. Rac1 Bg4 18. h3 Bd7 19. Qb4 a5 20. Qe1 b6 21. Kh2
Ne4 22. Nc2 Bf5 23. Nd4 Bd7 24. Qh1 Rxc1 25. Rxc1 Bd6 26. Bxe4 dxe4 27. Qxe4 Qf6
28. Qb7 Rd8 29. Nc6 Bxg3+ 30. fxg3 Qe6 31. Bf2 Qxh3+ 32. Kg1 Re8 33. Nd4 h5 34.
Rc7 Rc8 35. Rxc8+ Bxc8 36. Qxb6 a4 37. Qd8+ Kh7 38. Qh4 1-0

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.16"]
[Round "9.4"]
[White "Cheparinov, Ivan"]
[Black "Slipak, Sergio"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2625"]
[BlackElo "2374"]
[ECO "B40"]
[Opening "Sicilian"]
[Variation "Anderssen variation"]
[WhiteFideId "2905540"]
[BlackFideId "100250"]
[EventDate "2025.12.08"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 dxc6 7. Qxd8+ Kxd8
8. e5 Nd5 9. Ne4 f5 10. exf6 gxf6 11. Bd2 Be7 12. c4 Nb6 13. O-O-O Kc7 14. f4
Rd8 15. Bc3 Rxd1+ 16. Kxd1 Nd7 17. Bd3 b6 18. Re1 Ba6 19. b3 Rg8 20. Ng3 Nf8 21.
Re2 Bc8 22. Nh5 f5 23. Bxf5 exf5 24. Rxe7+ Kd6 25. Re8 Bd7 26. Be5+ Kc5 27. Rd8
Rxg2 28. Rxf8 Rxa2 29. Nf6 Be6 30. Nxh7 Rxh2 31. Ng5 Bxc4 32. bxc4 Kxc4 33. Nf3 1-0

[Event "Szmetan-Giardelli GM"]
[Site "Buenos Aires ARG"]
[Date "2025.12.16"]
[Round "9.5"]
[White "Schnaider, Ilan"]
[Black "Darcyl, Tomas"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2402"]
[BlackElo "2360"]
[ECO "B33"]
[Opening "Sicilian defence"]
[WhiteFideId "169013"]
[BlackFideId "100404"]
[EventDate "2025.12.08"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Nb3 O-O 8.
Qe2 b5 9. Qxb5 Rb8 10. Qe2 d6 11. f3 Be6 12. O-O-O Qc7 13. Nb5 Rxb5 14. Qxb5 Rb8
15. Qa4 Nb4 16. Rd2 Nxa2+ 17. Kb1 Nc3+ 18. bxc3 Nxe4 19. Kc1 Nxd2 20. Bxd2 Bxc3
21. Bd3 Bxb3 22. cxb3 Rc8 23. Re1 d5 24. Kd1 Bxd2 25. Kxd2 Qxh2 26. Qg4 Qc7 27.
Rxe7 Qc3+ 28. Ke2 Qb2+ 29. Kf1 Rc1+ 30. Re1 Rxe1+ 31. Kxe1 Qxb3 32. Qd4 a5 33.
Kd2 h5 34. Qc5 Qb4+ 35. Qxb4 axb4 36. Ke3 Kg7 37. Kd4 Kf6 38. Kxd5 Kg5 39. Ke5
b3 40. g3 h4 41. gxh4+ Kxh4 42. Kf4 b2 43. Be4 g5+ 44. Ke3 Kg3 45. Bf5 g4 46.
fxg4 1/2-1/2

