Leiva - Supi 2023

[Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.1"] [White "Leiva, Gianmarco"] [Black "Supi, Luis Paulo"] [Result "1/2-1/2"] [WhiteElo "2392"] [BlackElo "2603"] [PlyCount "90"] [EventDate "2023.??.??"] 1. d4 {[%emt 0:02:20]} Nf6 {[%emt 0:00:12]} 2. Nf3 {[%emt 0:00:07]} h6 { [%emt 0:00:23]} 3. g3 {[%emt 0:02:46]} d5 {[%emt 1:31:25]} 4. c4 {[%emt 0:01: 27]} e6 {[%emt 0:00:00]} 5. Bg2 {[%emt 0:01:27]} Bb4+ {[%emt 0:00:00]} 6. Bd2 { [%emt 0:05:19] D02:1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Be7 {[%emt 0:00:00]} 7. O-O {[%emt 0:00:37]} O-O {[%emt 0:00:00]} 8. Bc3 {[%emt 0:03:00] [#]} b6 $146 {[%emt 0:02:30]} ({Predecessor:} 8... c6 9. Nbd2 b5 10. cxb5 cxb5 11. Nb3 b4 12. Bd2 a5 13. Rc1 Ba6 14. Bf4 a4) 9. Nbd2 { [%emt 0:00:45]} Bb7 {[%emt 0:00:00]} 10. Ne5 {[%emt 0:03:02]} Na6 {[%emt 0:00: 00]} 11. Qc2 {[%emt 0:05:13]} Rc8 {[%emt 0:00:00]} 12. b3 {[%emt 0:04:28]} c5 { [%emt 0:00:00]} 13. Qb2 {[%emt 0:04:45]} Qc7 {[%emt 0:00:00]} 14. dxc5 { [%emt 0:05:27]} Nxc5 {[%emt 0:00:00]} 15. Rac1 {[%emt 0:02:27]} Rfd8 {[%emt 0: 00:00]} 16. Rfd1 {[%emt 0:01:29]} Qb8 {[%emt 0:00:00]} 17. Bd4 {[%emt 0:01:39]} dxc4 {[%emt 0:00:00]} 18. Nexc4 {[%emt 0:04:44]} Bxg2 {[%emt 0:00:00]} 19. Kxg2 {[%emt 0:00:08]} Qb7+ {[%emt 0:00:00]} 20. Nf3 {[%emt 0:01:31]} Nce4 {[%emt 0: 00:00]} 21. h3 {[%emt 0:18:34]} b5 {[%emt 0:00:00]} 22. Na5 {[%emt 0:10:44]} Qa8 {[%emt 0:00:00]} 23. b4 {[%emt 0:00:23]} Ne8 {[%emt 0:00:00]} 24. Kg1 { [%emt 0:04:14]} Bg5 {[%emt 0:00:00]} 25. Rxc8 {[%emt 0:03:54]} (25. Nxg5 { seems wilder.} Nxg5 26. Kh2 Qe4 27. Rxc8 Rxc8 28. h4) 25... Rxc8 {[%emt 0:00: 00]} 26. Nxg5 {[%emt 0:07:38]} hxg5 {[%emt 0:00:00]} (26... Nxg5 {keeps more tension.} 27. Kh2 Qd5 28. Qb1 Rd8) 27. Rc1 {[%emt 0:00:16]} a6 {[%emt 0:00:00] The position is equal.} 28. Rxc8 {[%emt 0:01:11]} Qxc8 {[%emt 0:00:00]} 29. Qb1 {[%emt 0:00:50]} Nd2 {[%emt 0:00:00]} 30. Qd1 {[%emt 0:01:07]} Nc4 {[%emt 0:00: 00]} 31. Nxc4 {[%emt 0:02:34]} Qxc4 $11 {[%emt 0:02:28] Endgame KQB-KQN} 32. Be3 {[%emt 0:00:03]} Qxb4 {[%emt 0:06:38]} 33. Qd8 {[%emt 0:00:35]} Qf8 { [%emt 0:00:53]} 34. Qc8 {[%emt 0:00:02] [#] Bc5! would be deadly.} Nf6 $1 { [%emt 0:01:13]} 35. Qxa6 {[%emt 0:00:01]} Qb4 {[%emt 0:01:20]} 36. Bxg5 { [%emt 0:03:00]} Qe1+ {[%emt 0:00:44]} 37. Kg2 {[%emt 0:00:04] Threatens to win with Bxf6.} Qxe2 {[%emt 0:00:28]} 38. Qa8+ {[%emt 0:00:12]} Kh7 {[%emt 0:00:21] } 39. Bxf6 {[%emt 0:00:06]} gxf6 {[%emt 0:00:02] KQ-KQ} 40. Qf3 {[%emt 0:01:13] } Qxa2 {[%emt 0:00:37] [#] And now ...Qd5 would win.} 41. Qd3+ {[%emt 0:00:06]} Kg7 {[%emt 0:00:09] Hoping for ...b4.} 42. Qxb5 {[%emt 0:00:06]} Qa8+ {[%emt 0: 00:13]} 43. Kg1 {[%emt 0:00:07]} Qa1+ {[%emt 0:00:06]} 44. Kg2 {[%emt 0:00:07]} Qa8+ {[%emt 0:00:03]} 45. Kg1 {[%emt 0:00:05]} Qa1+ {[%emt 0:00:42] A balanced but interesting game. Weighted Error Value: White=0.03 (flawless) /Black=0.02 (flawless)} 1/2-1/2 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.2"] [White "Albornoz Cabrera, Carlos Daniel"] [Black "Stearman, Josiah"] [Result "1/2-1/2"] [WhiteElo "2586"] [BlackElo "2385"] [PlyCount "118"] [EventDate "2023.??.??"] 1. e4 {[%emt 0:00:02]} e5 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:05]} Nc6 { [%emt 0:00:02]} 3. Bb5 {[%emt 0:00:04]} a6 {[%emt 0:00:05]} 4. Ba4 {[%emt 0:00: 03]} Nf6 {[%emt 0:00:05]} 5. O-O {[%emt 0:00:03]} Nxe4 {[%emt 0:00:05]} 6. d4 { [%emt 0:00:03]} b5 {[%emt 0:00:07]} 7. Bb3 {[%emt 0:00:02]} d5 {[%emt 0:00:05]} 8. dxe5 {[%emt 0:00:03]} Be6 {[%emt 0:00:03]} 9. Be3 {[%emt 0:00:05]} Bc5 { [%emt 0:00:23]} 10. Qe2 {[%emt 0:00:22]} O-O {[%emt 0:09:04]} 11. Rd1 {[%emt 0: 00:46]} Ne7 {[%emt 0:08:03] C81: Open Ruy Lopez: Keres Variation (9 Qe2).} 12. c3 {[%emt 0:14:21]} Bxe3 {[%emt 0:12:07]} 13. Qxe3 {[%emt 0:00:09]} Nf5 { [%emt 0:00:08] [#] White has an edge.} 14. Qf4 $146 {[%emt 0:02:52]} ({ Predecessor:} 14. Qe2 c5 15. Bc2 Ng5 16. Nbd2 Nxf3+ 17. Qxf3 Qg5 18. Nb3 c4 19. Bxf5 cxb3 20. Bxe6 fxe6) 14... g5 {[%emt 0:03:50]} 15. Qc1 {[%emt 0:00:34]} g4 {[%emt 0:00:55]} 16. Nd4 {[%emt 0:04:54] Strongly threatening Nxf5.} (16. Nbd2 $5 Nxd2 17. Nxd2 $14) 16... Nxd4 {[%emt 0:00:54]} (16... Qh4 $11 {is superior.} 17. Qf4 Nxd4 18. cxd4 f6) 17. Rxd4 {[%emt 0:03:41]} (17. cxd4 $14 Qh4 18. Rf1) 17... c5 $11 {[%emt 0:00:25]} 18. Rd1 {[%emt 0:00:46]} Qh4 {[%emt 0:05:20]} 19. Qe3 {[%emt 0:05:53]} f5 {[%emt 0:02:35]} (19... Qg5 $11 {keeps the balance.}) 20. Bxd5 $16 {[%emt 0:05:40]} Bxd5 {[%emt 0:01:07]} 21. Rxd5 {[%emt 0:00:03]} Rad8 {[%emt 0:00:09] [#]} 22. c4 {[%emt 0:00:48]} Qe7 {[%emt 0:07:09]} (22... bxc4 23. Nc3) 23. Nc3 $1 {[%emt 0:06:26]} Rxd5 {[%emt 0:00:07] Remove Defender} 24. cxd5 {[%emt 0:01:18]} Qxe5 {[%emt 0:00:03]} 25. Rd1 {[%emt 0:09:15]} Re8 { [%emt 0:03:20]} 26. Nxe4 {[%emt 0:14:38]} Qxe4 {[%emt 0:00:22] Endgame KQR-KQR} 27. Qg5+ {[%emt 0:02:14]} (27. Qxc5 $2 Qe1+ 28. Rxe1 Rxe1#) (27. Qc1 $16) 27... Kf7 $1 $14 {[%emt 0:03:15]} 28. h4 {[%emt 0:02:24] Threatens to win with d6.} Rg8 $16 {[%emt 0:03:10] [#]} (28... gxh3 $11 {remains equal.} 29. Qh5+ Kg8 30. Qxh3 (30. gxh3 Kh8 $17) (30. Qg5+ Kh8 $11) 30... Qe2 31. Qg3+ Kf7) 29. Qh5+ { [%emt 0:03:24]} (29. Qd2 $142 $1 $16) 29... Kg7 {[%emt 0:00:53]} 30. Qg5+ { [%emt 0:00:02]} (30. a4 $11) 30... Kf7 $16 {[%emt 0:00:10] [#]} 31. Qh6 { [%emt 0:00:39]} g3 {[%emt 0:04:41]} 32. Qxh7+ {[%emt 0:04:25]} (32. Qxa6 { is a self mate.} gxf2+ 33. Kf1 Qxg2+ 34. Ke2 f1=R+ 35. Ke3 Rg3#) 32... Rg7 { [%emt 0:00:20]} 33. Qh5+ {[%emt 0:00:02]} Kf6 {[%emt 0:07:12]} 34. Qh6+ { [%emt 0:02:13]} Kf7 {[%emt 0:00:17] ( -> ...gxf2+)} 35. Qd2 {[%emt 0:05:01] d6 would be deadly.} (35. Qxa6 {leads to mate.} gxf2+ 36. Kf1 Qxg2+ 37. Ke2 f1=R+ 38. Ke3 Rg3#) ({But not} 35. fxg3 $6 Rxg3 36. Qe6+ (36. Qxa6 $2 Qxg2#) 36... Qxe6 37. dxe6+ Kxe6 $11) 35... Qxh4 {[%emt 0:03:30] Hoping for ...Qh2+.} 36. fxg3 {[%emt 0:00:07]} Rxg3 {[%emt 0:00:29]} 37. d6 {[%emt 0:02:03]} Qd4+ { [%emt 0:06:23]} 38. Qxd4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:03]} 39. Rxd4 { [%emt 0:00:04] And now d7 would win. KR-KR} Rg8 {[%emt 0:00:05]} 40. Kf2 { [%emt 0:01:10]} Ke6 {[%emt 0:01:07] [#]} 41. Kf3 $1 {[%emt 0:00:09] Black must now prevent d7.} Kd7 {[%emt 0:01:38]} 42. a4 {[%emt 0:01:23]} ({White should play} 42. Rd5 $16) 42... bxa4 {[%emt 0:02:12]} 43. Rxa4 {[%emt 0:00:02]} Rb8 { [%emt 0:00:15]} 44. b4 {[%emt 0:00:38]} Kxd6 {[%emt 0:08:44]} 45. Kf4 {[%emt 0: 02:02]} Rb6 {[%emt 0:00:47] The position is equal.} 46. Kxf5 {[%emt 0:00:13]} Ke7 {[%emt 0:00:40]} 47. Ke5 {[%emt 0:00:56]} Rg6 {[%emt 0:01:29]} 48. Ra2 { [%emt 0:00:38]} Rb6 {[%emt 0:00:09]} 49. Ra4 {[%emt 0:02:59]} Rg6 {[%emt 0:00: 05]} 50. Kd5 {[%emt 0:00:11]} Rxg2 {[%emt 0:00:59]} 51. Kc6 {[%emt 0:00:03]} Rg4 {[%emt 0:00:48]} 52. Kb6 {[%emt 0:00:09]} Kd7 {[%emt 0:00:16]} 53. Kxa6 { [%emt 0:00:14]} Kc7 {[%emt 0:00:22]} 54. Ka7 {[%emt 0:00:15]} Rc4 {[%emt 0:00: 22]} 55. Ka6 {[%emt 0:00:09]} Rh4 {[%emt 0:00:08]} 56. Ka5 {[%emt 0:00:05]} Kb7 {[%emt 0:00:06]} 57. Ra3 {[%emt 0:00:04]} Rh5+ {[%emt 0:00:14]} 58. b5 { [%emt 0:00:05]} Rh6 {[%emt 0:00:09]} 59. Rf3 {[%emt 0:00:08]} Rg6 {[%emt 0:00: 15] Weighted Error Value: White=0.16 (very precise) /Black=0.11 (very precise)} 1/2-1/2 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.3"] [White "Cori T., Deysi"] [Black "Kaidanov, Gregory"] [Result "0-1"] [WhiteElo "2362"] [BlackElo "2559"] [PlyCount "118"] [EventDate "2023.??.??"] 1. d4 {[%emt 0:00:02]} d5 {[%emt 0:00:19]} 2. c4 {[%emt 0:00:05]} e6 {[%emt 0: 00:04]} 3. Nc3 {[%emt 0:00:11]} Nf6 {[%emt 0:00:47]} 4. Nf3 {[%emt 0:00:26]} c6 {[%emt 0:00:20]} 5. e3 {[%emt 0:00:20]} Nbd7 {[%emt 0:00:10]} 6. Qc2 {[%emt 0: 00:16]} Bd6 {[%emt 0:00:20]} 7. b3 {[%emt 0:06:01]} O-O {[%emt 0:00:21]} 8. Be2 {[%emt 0:00:06]} b6 {[%emt 0:00:33]} 9. O-O {[%emt 0:00:09]} Bb7 {[%emt 0:00: 03]} 10. Bb2 {[%emt 0:03:32]} Re8 {[%emt 0:02:27]} 11. e4 {[%emt 0:03:04]} Nxe4 {[%emt 0:00:31]} 12. Nxe4 {[%emt 0:00:07]} dxe4 {[%emt 0:00:04]} 13. Qxe4 { [%emt 0:00:03]} Nf6 {[%emt 0:01:53] D45: Semi-Slav: 5 e3.} 14. Qh4 {[%emt 0:07: 38]} c5 {[%emt 0:00:56]} 15. dxc5 {[%emt 0:02:37]} Bxc5 {[%emt 0:00:11] The position is equal.} 16. Rad1 {[%emt 0:04:38]} Qe7 {[%emt 0:00:17]} 17. Ne5 { [%emt 0:04:30]} Rad8 {[%emt 0:01:13]} 18. Bd3 {[%emt 0:09:14]} Ne4 {[%emt 0:06: 59] [#]} 19. Qf4 $146 {[%emt 0:04:57]} ({Predecessor:} 19. Qxe7 Bxe7 20. Be2 Bb4 21. Bf3 Ba8 22. a3 Bc3 23. Bxc3 Nxc3 24. Rxd8 Rxd8 25. Bxa8 Rxa8) 19... Qf6 {[%emt 0:11:44] The board is on fire.} 20. Qxf6 {[%emt 0:07:22]} Nxf6 {[%emt 0: 00:24]} ({Don't take} 20... gxf6 21. Ng4 Be7 22. Bxe4 Bxe4 23. Nxf6+ Bxf6 24. Bxf6 Rxd1 25. Rxd1 $16) 21. Bc2 {[%emt 0:10:23]} Ne4 {[%emt 0:03:00]} 22. Nd7 { [%emt 0:02:51]} (22. Rxd8 {simplifies} Rxd8 23. Nd3 Be7 24. Rd1) 22... Be7 { [%emt 0:05:13]} 23. Rfe1 {[%emt 0:00:37]} Nd6 {[%emt 0:01:40]} 24. Ne5 { [%emt 0:00:46]} f6 {[%emt 0:04:37]} 25. Ng4 {[%emt 0:05:28]} Kf7 {[%emt 0:02: 26]} 26. Ne3 {[%emt 0:02:24]} (26. Bxh7 $5 g6 27. Bg8+ {[%mdl 64] Decoy} Kxg8 28. Nxf6+ Bxf6 {[%mdl 64] Remove Defender} 29. Bxf6 $11) 26... f5 {[%emt 0:04: 50]} 27. f3 {[%emt 0:02:16]} h5 {[%emt 0:03:23]} 28. Be5 {[%emt 0:00:55]} g5 { [%emt 0:01:56]} 29. Nf1 {[%emt 0:05:53]} h4 {[%emt 0:08:02]} 30. Kf2 {[%emt 0: 01:40]} Bc6 {[%emt 0:00:46]} (30... Nc8 $5 {[%CAl Re7b4]} 31. Ke2 Bf6 32. Bxf6 Kxf6 $15) 31. a3 {[%emt 0:03:04]} (31. Ne3 $11) 31... a5 $15 {[%emt 0:01:20]} 32. Ne3 {[%emt 0:05:35]} (32. g4 $15 {deserves consideration.}) 32... Nc8 $17 { [%emt 0:02:54]} 33. Ra1 {[%emt 0:01:11]} Bc5 {[%emt 0:03:37] Strongly threatening ...f4.} 34. Ke2 {[%emt 0:04:34]} Ne7 {[%emt 0:03:08]} 35. g3 { [%emt 0:00:21]} (35. Bc3 $17) 35... Ng6 $19 {[%emt 0:01:06]} 36. Bc3 {[%emt 0: 00:05]} Bd4 {[%emt 0:00:44] Dodges Red1} 37. Bxd4 {[%emt 0:01:42]} Rxd4 { [%emt 0:00:05]} 38. Rad1 {[%emt 0:00:09]} Rxd1 {[%emt 0:04:35]} 39. Bxd1 { [%emt 0:01:02]} Rd8 {[%emt 0:04:29] And now ...Ne5 would win.} 40. Rf1 { [%emt 0:03:17]} Kf6 {[%emt 0:05:08]} 41. Bc2 {[%emt 0:00:18]} Ne5 {[%emt 0:01: 38]} 42. f4 {[%emt 0:00:35] [#]} gxf4 {[%emt 0:00:07]} 43. Rxf4 {[%emt 0:00:05] } hxg3 {[%emt 0:00:20]} 44. hxg3 {[%emt 0:00:06]} Rg8 {[%emt 0:00:22] Black is more active.} 45. Kf2 {[%emt 0:01:38]} Rh8 {[%emt 0:00:24]} 46. Rh4 {[%emt 0: 00:26]} Rxh4 {[%emt 0:02:46]} 47. gxh4 {[%emt 0:00:01] Endgame KBN-KBN} f4 { [%emt 0:03:51]} 48. Nf1 {[%emt 0:00:27]} Nf3 {[%emt 0:00:40] Wards off Nd2} ({ Better is} 48... a4 $19 49. bxa4 Nxc4) 49. h5 $17 {[%emt 0:00:32]} e5 {[%emt 0: 02:54]} (49... Nd4 $142 50. Bg6 Nxb3) 50. b4 $2 {[%emt 0:01:03]} (50. h6 $17 { is a better chance.}) 50... axb4 $19 {[%emt 0:00:45]} 51. axb4 {[%emt 0:00:02]} Nd4 {[%emt 0:00:54]} 52. b5 {[%emt 0:01:08]} Bb7 {[%emt 0:01:08]} 53. Bg6 { [%emt 0:00:23]} (53. Bh7 e4 54. Bg6) 53... e4 {[%emt 0:00:19]} 54. Be8 { [%emt 0:00:04]} Kg5 {[%emt 0:00:27]} 55. Bf7 {[%emt 0:00:50]} (55. Bg6 $142 Nf3 56. Bf7) 55... Nf5 {[%emt 0:00:29]} 56. Ke2 {[%emt 0:00:39]} e3 {[%emt 0:04:16] ...f3+ is the strong threat.} 57. Kd3 {[%emt 0:00:40] [#]} Be4+ $1 {[%emt 0:00: 26] Deflection, Promotion. Black mates.} 58. Ke2 {[%emt 0:00:26]} (58. Kxe4 e2) 58... Nd4+ {[%emt 0:00:12]} 59. Ke1 {[%emt 0:00:06]} Bd3 {[%emt 0:01:22] Excellently played by Kaidanov! Weighted Error Value: White=0.55/Black=0.10 (very precise)} 0-1 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.4"] [White "Martinez Duany, Lelys Stanley"] [Black "Pierrot, Facundo"] [Result "1-0"] [WhiteElo "2521"] [BlackElo "2360"] [PlyCount "49"] [EventDate "2023.??.??"] 1. e4 {[%emt 0:00:10]} e5 {[%emt 0:00:35]} 2. Bc4 {[%emt 0:00:48]} Nf6 { [%emt 0:00:32]} 3. d3 {[%emt 0:00:12]} c6 {[%emt 0:00:37]} 4. Nf3 {[%emt 0:00: 07]} d5 {[%emt 0:00:21]} 5. Bb3 {[%emt 0:00:14]} Bd6 {[%emt 0:00:40]} 6. Nc3 { [%emt 0:00:43]} dxe4 {[%emt 0:00:52]} 7. Nxe4 {[%emt 0:01:53]} Nxe4 {[%emt 0: 01:49] C24: Bishop's Opening: 2...Nf6.} 8. dxe4 {[%emt 0:00:07] White wants to play Ng5.} Bb4+ {[%emt 0:10:46]} 9. Bd2 {[%emt 0:00:36]} (9. c3 $5 {[%CAl Rd1d8]} Qxd1+ 10. Bxd1 $14) 9... Bxd2+ {[%emt 0:00:07] The position is equal.} 10. Nxd2 {[%emt 0:02:30]} O-O {[%emt 0:03:30] [#]} 11. Qh5 $146 {[%emt 0:00:27] } ({White should try Predecessor:} 11. Nc4 $14 Qf6 12. Qd6 Nd7 13. a4 Qxd6 14. Nxd6 Nc5 15. Bc4 Be6 16. Bxe6 Nxe6 17. O-O-O) 11... Nd7 $11 {[%emt 0:01:12]} 12. O-O-O {[%emt 0:01:28]} Qf6 {[%emt 0:03:27]} 13. Nf3 {[%emt 0:01:05]} g6 { [%emt 0:00:47]} 14. Qh6 {[%emt 0:01:58]} Nc5 {[%emt 0:03:59]} 15. Kb1 {[%emt 0: 07:57]} (15. h4 $11) 15... Nxb3 $15 {[%emt 0:04:17]} 16. axb3 {[%emt 0:00:07]} Bg4 {[%emt 0:04:40]} 17. Rd6 {[%emt 0:02:58] [#] Deflection} Qe7 {[%emt 0:00: 34] White must now prevent ...Bxf3.} (17... Qxd6 18. Ng5) 18. Rhd1 {[%emt 0:00: 21]} (18. Ng5 $2 f6 19. h4 fxg5 $19) 18... Bxf3 {[%emt 0:02:29]} 19. Rd7 { [%emt 0:07:05]} Qc5 {[%emt 0:01:58]} 20. gxf3 {[%emt 0:00:06]} Qxf2 {[%emt 0: 00:15]} 21. Qh3 {[%emt 0:01:12]} a5 {[%emt 0:01:01]} 22. Qg3 {[%emt 0:08:48]} Qe2 {[%emt 0:05:59] [#]} (22... Qxg3 $15 {stays ahead.} 23. hxg3 Rab8) 23. R7d3 $1 $18 {[%emt 0:00:40] White is clearly winning.} f5 {[%emt 0:04:51]} 24. Re1 { [%emt 0:00:09]} ({Inferior is} 24. Qxe5 Rae8 25. Qc5 fxe4 26. Qc4+ Kh8 27. Qc3+ Kg8 28. Qc4+ (28. Rd7 Rf7 $11) 28... Kh8 29. Qc3+ Kg8 30. Qc4+ $11) 24... f4 { [%emt 0:00:06] ...Qxd3 would be deadly.} 25. Qg1 {[%emt 0:00:08] Weighted Error Value: White=0.13 (very precise) /Black=0.44} ({Stronger than} 25. Rxe2 fxg3 26. hxg3 Rad8 $11) 1-0 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.5"] [White "Arias Gaviria, Mario Alexis"] [Black "Miranda Mesa, Elier"] [Result "0-1"] [WhiteElo "2351"] [BlackElo "2516"] [PlyCount "52"] [EventDate "2023.??.??"] 1. Nf3 {[%emt 0:00:02]} d5 {[%emt 0:00:22]} 2. g3 {[%emt 0:00:05]} c6 {[%emt 0: 00:38]} 3. Bg2 {[%emt 0:00:03]} Bg4 {[%emt 0:00:07]} 4. O-O {[%emt 0:00:06]} e6 {[%emt 0:01:15]} 5. d3 {[%emt 0:00:28]} Nd7 {[%emt 0:00:47]} 6. Qe1 {[%emt 0: 01:00]} Bd6 {[%emt 0:00:51]} 7. e4 {[%emt 0:03:25]} Ne7 {[%emt 0:00:08]} 8. Nbd2 {[%emt 0:08:42]} O-O {[%emt 0:01:44]} 9. h3 {[%emt 0:01:41]} Bh5 {[%emt 0: 01:23]} 10. Nh2 {[%emt 0:15:44]} (10. Nh4 $11) 10... Qc7 {[%emt 0:12:35] Black is more active. A07: Réti Opening: New York and Capablanca Systems.} (10... Qb6 $5 {[%CAl Rd6g3]}) 11. f4 {[%emt 0:04:01]} f6 {[%emt 0:01:46]} 12. Ndf3 { [%emt 0:04:27]} Rae8 {[%emt 0:02:04] Black is slightly better.} 13. Kh1 { [%emt 0:02:24] [#]} Bf7 $146 {[%emt 0:02:28]} ({Predecessor:} 13... c5 14. Bd2 Nc6 15. Bc3 b5 16. b3 d4 17. Bb2 e5 18. g4 Bf7 19. f5 c4) 14. h4 {[%emt 0:02: 09]} (14. Ng4 $11 {keeps the balance.}) 14... e5 {[%emt 0:02:30]} 15. f5 { [%emt 0:01:48] [#]} Nxf5 $1 {[%emt 0:10:19]} 16. exf5 {[%emt 0:18:24]} e4 { [%emt 0:00:29]} 17. dxe4 {[%emt 0:01:01]} Bxg3 {[%emt 0:06:53]} 18. Qc3 { [%emt 0:02:20]} (18. Qe3 $17) 18... dxe4 $19 {[%emt 0:00:30]} 19. Nd4 {[%emt 0: 00:20]} Bxh2 {[%emt 0:01:43]} 20. Ne6 {[%emt 0:02:50]} Bxe6 {[%emt 0:07:30]} 21. fxe6 {[%emt 0:00:03]} Nb6 {[%emt 0:00:19]} (21... Rxe6 22. Qh3 f5 23. Qxh2 Qxh2+ 24. Kxh2 $11) 22. Qh3 {[%emt 0:01:54]} Be5 {[%emt 0:04:19]} 23. Bxe4 { [%emt 0:00:37]} Qd6 {[%emt 0:01:39]} (23... g6 24. Bh6 $14) 24. Qf5 {[%emt 0: 06:29]} (24. Bf5 {was necessary.}) 24... g6 {[%emt 0:00:41]} ({Inferior is} 24... Qxe6 25. Qxh7+ Kf7 26. Bf5 (26. Bg6+ $2 Ke7 $19) 26... Qd5+ 27. Be4 $17) 25. Rg1 {[%emt 0:03:44] [#] Threatening mate with Rxg6+!} Kh8 {[%emt 0:02:59]} ({And not} 25... Qxe6 26. Rxg6+ Kh8 27. Rg4 Qxf5 28. Bxf5 $15) 26. Rxg6 { [%emt 0:05:37]} (26. Qh3) 26... hxg6 {[%emt 0:37:31] A cool game by Miranda Mesa. Weighted Error Value: White=0.66/Black=0.17 (very precise)} 0-1 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.6"] [White "Panesso Rivera, Henry"] [Black "Cardoso Cardoso, Jose Gabriel"] [Result "0-1"] [WhiteElo "2342"] [BlackElo "2492"] [PlyCount "40"] [EventDate "2023.??.??"] 1. e4 e5 2. Nf3 {[%emt 0:04:26]} Nc6 {[%emt 0:01:17]} 3. Nc3 Bc5 4. Bc4 { [%emt 0:01:25]} d6 5. h3 {[%emt 0:00:45]} Nf6 {[%emt 0:00:45]} 6. d3 {[%emt 0: 00:29]} h6 {[%emt 0:00:25] [#] Loss on time!? Predecessor:} 7. Na4 $146 { C50: Hungarian Defence and Giuoco Pianissimo.} Bb6 8. Nxb6 axb6 9. a3 Be6 10. Bxe6 fxe6 11. c3 O-O 12. O-O Qe8 13. Be3 Ne7 14. g3 Qb5 15. b3 Rf7 16. Kg2 Raf8 17. c4 Qd7 18. b4 Nxe4 19. Nxe5 dxe5 20. dxe4 Qc6 0-1 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.7"] [White "Panjwani, Raja"] [Black "Zapata, Alonso"] [Result "1-0"] [WhiteElo "2485"] [BlackElo "2322"] [PlyCount "131"] [EventDate "2023.??.??"] 1. d4 {[%emt 1:31:00]} Nf6 2. c4 {[%emt 0:00:30]} g6 {[%emt 1:31:30]} 3. Nf3 { [%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 4. g3 {[%emt 0:00:30]} O-O {[%emt 0:00:30] } 5. Bg2 c5 {[%emt 0:00:30]} 6. Nc3 {[%emt 0:01:00]} d6 {[%emt 0:00:30]} 7. O-O Nc6 {[%emt 0:00:30]} 8. d5 {[%emt 0:01:00]} Na5 {[%emt 0:00:30]} 9. Nd2 { [%emt 0:00:30]} a6 {[%emt 0:00:30]} 10. Rb1 {[%emt 0:00:30]} e6 11. b3 { [%emt 0:00:30]} Rb8 {[%emt 0:01:00]} 12. Bb2 {[%emt 0:00:30]} b5 {[%emt 0:00: 30]} 13. Qc2 {[%emt 0:00:30]} Re8 {[%emt 0:00:30]} 14. e3 {[%emt 0:00:30] E66: King's Indian: Fianchetto: 6...c5 7 0-0 Nc6 8 d5.} bxc4 {[%emt 0:00:30]} (14... e5 $11) 15. bxc4 $14 {[%emt 0:00:30] [#]} (15. Nxc4 Nxc4 16. bxc4 Rb4 $11) 15... Rb4 $146 {[%emt 0:00:30]} ({Predecessor:} 15... Bd7 16. dxe6 fxe6 17. Nce4 Rxb2 18. Rxb2 Nxe4 19. Bxe4 Bxb2 20. Qxb2 Nc6 21. Qb7 Nb4) 16. a3 { [%emt 0:00:30] White is better.} Rxc4 {[%emt 0:00:30]} 17. Nxc4 {[%emt 0:00:30] } Nxc4 {[%emt 0:00:30]} 18. Bc1 $1 {[%emt 0:00:30]} Nb6 {[%emt 0:00:30]} 19. dxe6 {[%emt 0:00:30] White is more active.} Bxe6 {[%emt 0:00:30]} 20. Rd1 $1 { [%emt 0:00:30]} Qc7 {[%emt 0:00:30]} 21. e4 {[%emt 0:00:30]} Ng4 {[%emt 0:00: 30]} 22. h3 {[%emt 0:00:30]} Ne5 {[%emt 0:00:30]} 23. Ne2 {[%emt 0:00:30]} Bd7 $1 {[%emt 0:00:30]} 24. Nc3 {[%emt 0:00:30] Prevents Ba4.} Be6 $1 {[%emt 0:00: 30]} 25. Bf4 {[%emt 0:00:30]} Nbc4 {[%emt 0:00:30]} 26. Qa4 $36 {[%emt 0:00:30] White is on the roll.} Qc6 {[%emt 0:00:30]} (26... Ra8 $16 {keeps fighting.}) 27. Qxc6 $18 {[%emt 0:00:30]} Nxc6 {[%emt 0:00:30] Excellent horsemanship.} 28. Nd5 {[%emt 0:00:30]} Bxd5 {[%emt 0:00:30]} 29. Rxd5 {[%emt 0:00:30]} ({Resist} 29. exd5 Nd4) 29... Nd4 {[%emt 0:00:30]} 30. Bf1 {[%emt 0:00:30] Repels Ne2+} ( {Don't do} 30. Bxd6 $6 Ne2+ 31. Kh2 Nc3 $16) 30... Nxa3 {[%emt 0:00:30]} 31. Rc1 {[%emt 0:00:30]} Nab5 32. Bxd6 Nxd6 33. Rxd6 Bf8 34. Rxa6 Rxe4 35. Kg2 Kg7 36. Ra7 Re7 37. Ra8 Rb7 38. Ba6 Rd7 {[%emt 0:04:00]} 39. Re1 {[%emt 0:04:00]} Be7 {[%emt 0:00:30]} 40. Rb1 {[%emt 0:00:30]} h5 {[%emt 0:00:30]} 41. h4 { [%emt 0:00:30]} Rc7 {[%emt 0:00:30]} 42. Rbb8 {[%emt 0:00:30]} Nf5 {[%emt 0:00: 30]} (42... c4 $2 43. Rc8 Rxc8 44. Rxc8) 43. Rg8+ {[%emt 0:00:30]} Kh7 { [%emt 0:00:30]} 44. Rgc8 {[%emt 0:00:30] Prevents Nd6} Rxc8 {[%emt 0:00:30]} 45. Bxc8 $16 {[%emt 0:00:30] Endgame KRB-KBN} Nd6 {[%emt 0:00:30]} 46. Ra7 { [%emt 0:00:30]} Nxc8 {[%emt 0:00:30]} 47. Rc7 {[%emt 0:00:30]} Bf6 {[%emt 0:00: 30]} 48. Rxc8 {[%emt 0:00:30] KR-KB} Bd4 {[%emt 0:00:30]} 49. f3 {[%emt 0:00: 30]} Kg7 {[%emt 0:00:30]} 50. g4 {[%emt 0:00:30]} hxg4 {[%emt 0:00:30]} 51. fxg4 {[%emt 0:00:30]} Bf6 {[%emt 0:00:30]} 52. Kg3 {[%emt 0:00:30]} Be5+ { [%emt 0:00:30]} 53. Kf3 {[%emt 0:00:30]} ({White should try} 53. Kh3 $1 $16) 53... Bf6 $11 {[%emt 0:00:30]} 54. h5 {[%emt 0:00:30]} Bd4 {[%emt 0:00:30]} 55. Rc6 {[%emt 0:00:30]} gxh5 {[%emt 0:00:30]} 56. gxh5 {[%emt 0:00:30] aiming for h6+.} Kh7 {[%emt 0:00:30]} 57. Kf4 {[%emt 0:00:30]} Kg7 $2 {[%emt 0:00:30] [#]} (57... f6 $11) 58. h6+ $1 $18 {[%emt 0:00:30]} Kh7 {[%emt 0:00:30] [#]} 59. Kg5 $1 {[%emt 0:00:30]} Be3+ {[%emt 0:00:30]} 60. Kh5 {[%emt 0:00:30]} Bd2 $2 { [%emt 0:00:30]} (60... c4 $11) 61. Rf6 {[%emt 0:00:30]} ({Not} 61. Rxc5 Bxh6 62. Rc6 Be3 $11) 61... Kg8 {[%emt 0:00:30]} 62. Rf2 {[%emt 0:00:30]} Be3 { [%emt 0:00:30]} 63. Rg2+ {[%emt 0:00:30]} Kh8 {[%emt 0:00:30]} 64. Rg7 { [%emt 0:00:30]} c4 {[%emt 0:00:30]} 65. Rxf7 {[%emt 0:00:30]} Kg8 {[%emt 0:00: 30]} 66. h7+ {[%emt 0:00:30] Weighted Error Value: White=0.09 (flawless) / Black=0.08 (flawless)} 1-0 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.8"] [White "Juarez Flores, Carlos A."] [Black "Ghazarian, Kirk"] [Result "0-1"] [WhiteElo "2338"] [BlackElo "2475"] [PlyCount "68"] [EventDate "2023.??.??"] 1. e4 {[%emt 0:00:04]} c5 {[%emt 0:00:05]} 2. Nf3 {[%emt 0:00:09]} Nc6 { [%emt 0:00:06]} 3. d4 {[%emt 0:00:17]} cxd4 {[%emt 0:00:06]} 4. Nxd4 {[%emt 0: 00:04]} e5 {[%emt 0:00:07]} 5. Nb5 {[%emt 0:00:08]} d6 {[%emt 0:00:08]} 6. a4 { [%emt 0:00:45]} Nf6 {[%emt 0:00:31]} 7. Bg5 {[%emt 0:00:39]} a6 {[%emt 0:00:24] } 8. N5c3 {[%emt 0:01:49]} Be7 {[%emt 0:00:35]} 9. Na3 {[%emt 0:00:42]} Bg4 { [%emt 0:05:37] B33: Sicilian: Pelikan and Sveshnikov Variations.} 10. Qd2 { [%emt 0:01:53]} O-O {[%emt 0:01:58]} 11. h3 {[%emt 0:03:42]} Be6 {[%emt 0:01: 05] The position is equal.} 12. Bc4 {[%emt 0:20:51] [#]} Nd4 $146 {[%emt 0:11: 30]} ({Predecessor:} 12... h6 13. Be3 Rc8 14. Bxe6 fxe6 15. Rd1 Qe8 16. O-O Rd8 17. Qe2 d5 18. Bb6 Rd7) 13. Bxf6 {[%emt 0:05:54]} Bxf6 {[%emt 0:00:23]} 14. Nd5 {[%emt 0:00:02]} Bg5 {[%emt 0:03:41]} 15. Qd3 {[%emt 0:03:41]} b5 {[%emt 0:06: 18]} 16. Ba2 {[%emt 0:01:32]} bxa4 {[%emt 0:06:42]} 17. O-O {[%emt 0:02:06]} Kh8 $36 {[%emt 0:01:36] Black has good play.} 18. f4 {[%emt 0:02:36]} Bh6 { [%emt 0:02:42]} 19. f5 {[%emt 0:03:49]} Bd7 {[%emt 0:00:46]} 20. Bc4 {[%emt 0: 04:24]} Rb8 {[%emt 0:04:33]} 21. Ra2 {[%emt 0:02:17]} (21. c3 $5 {[%CAl Rc3d4]} Nb3 22. Bxb3 Rxb3 23. Qxa6 $11) 21... a5 {[%emt 0:08:54]} 22. Nb1 {[%emt 0:04: 24]} (22. Kh1 $15) 22... Qc8 {[%emt 0:03:32]} 23. Kh1 {[%emt 0:11:06]} Qc5 { [%emt 0:09:29]} 24. Rd1 {[%emt 0:01:08]} g6 {[%emt 0:09:46]} 25. c3 {[%emt 0: 05:17]} (25. f6 $142) 25... Nb3 $17 {[%emt 0:01:15] [#] And now ...Nc1 would win. Black is more active.} 26. Nf6 {[%emt 0:02:01]} Bc6 {[%emt 0:00:55]} 27. Bd5 $2 {[%emt 0:00:02] Loses the game.} (27. Bxb3 $17 axb3 28. Ra1) 27... Nc1 $19 {[%emt 0:04:07] Black is clearly winning.} 28. Qg3 {[%emt 0:03:29]} Nxa2 { [%emt 0:10:32]} 29. Qh4 {[%emt 0:01:24] [#]} Qe3 {[%emt 0:00:35]} 30. Bxc6 { [%emt 0:02:45]} Rxb2 {[%emt 0:00:57]} 31. Ng4 {[%emt 0:03:14]} Bg5 {[%emt 0:00: 50] Hoping for ...Qe2.} (31... Qe2 32. Rg1 Bd2 33. Qe7 $16) 32. Nxe3 {[%emt 0: 00:39]} Bxh4 {[%emt 0:00:02]} 33. Nc4 {[%emt 0:00:01]} Re2 {[%emt 0:01:57]} 34. Bxa4 {[%emt 0:01:48]} Re1+ {[%emt 0:01:13] A cool game by Ghazarian. Weighted Error Value: White=0.26 (precise) /Black=0.03 (flawless)} 0-1 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.9"] [White "Latorre, Matias"] [Black "Chandra, Akshat"] [Result "1-0"] [WhiteElo "2280"] [BlackElo "2468"] [PlyCount "35"] [EventDate "2023.??.??"] 1. d4 {[%emt 1:31:00]} Nf6 {[%emt 1:31:00]} 2. c4 {[%emt 0:00:30]} e6 {[%emt 0: 00:30]} 3. Nc3 {[%emt 0:00:30]} Bb4 {[%emt 0:00:30]} 4. Qc2 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 5. cxd5 {[%emt 0:00:30]} exd5 6. Bg5 {[%emt 0:00:30]} h6 { [%emt 0:01:00]} 7. Bxf6 {[%emt 0:00:30]} Qxf6 8. e3 {E35: Nimzo-Indian: Classical: 4...d5 5 cxd5 exd5.} O-O {[%emt 0:01:00] 8...c6 is the modern continuation.} 9. a3 {[%emt 0:01:00]} Bxc3+ {[%emt 0:00:30]} 10. bxc3 {[%emt 0: 00:30] The position is equal.} Bf5 {[%emt 0:00:30]} 11. Bd3 {[%emt 0:00:30]} Bxd3 {[%emt 0:00:30]} 12. Qxd3 {[%emt 0:00:30]} Qg5 {[%emt 0:00:30] [#]} 13. Nf3 $146 {[%emt 0:00:30]} ({Predecessor:} 13. g3 $11 {keeps the balance.} Qg4 14. Ne2 Nd7 15. O-O Rfe8 16. Nf4 Nb6 17. f3 Qg5 18. e4 dxe4 19. fxe4) 13... Qxg2 $17 {[%emt 0:00:30]} 14. Ke2 {[%emt 0:00:30] Threatens to win with Rag1.} Qh3 $1 {[%emt 0:00:30]} 15. Rhg1 {[%emt 0:00:30] Strongly threatening Rg3.} Nd7 $2 {[%emt 0:00:30]} (15... Qe6 $15 {keeps the upper hand.}) 16. Rg3 $1 $16 { [%emt 0:00:30] White has strong compensation. White is more active.} Qh5 { [%emt 0:00:30] [#] ...Nf6 would be deadly.} 17. Rag1 $1 {[%emt 0:00:30]} g6 { [%emt 0:00:30] [#]} (17... Nf6 $16 {is a better defense.}) 18. Rg4 $1 {[%emt 0: 00:30] Weighted Error Value: White=0.13 (very precise) /Black=0.66} 1-0 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.10"] [White "Kaufman, Raymond"] [Black "Escobar Forero, Alder"] [Result "0-1"] [WhiteElo "2158"] [BlackElo "2443"] [PlyCount "40"] [EventDate "2023.??.??"] 1. d4 d5 2. Bf4 {[%emt 0:00:59]} Nf6 {[%emt 1:31:30]} 3. e3 e6 {[%emt 0:00:00]} 4. Nd2 {[%emt 0:03:43]} Bd6 {[%emt 0:00:00]} 5. Ngf3 {[%emt 0:07:45]} O-O { [%emt 0:00:00]} 6. Ne5 {[%emt 0:03:53]} c5 {[%emt 0:00:00]} 7. dxc5 {[%emt 0: 01:59] D02:1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Bxc5 {[%emt 0:00:00]} 8. Bd3 {[%emt 0:02:24]} Nc6 {[%emt 0:00:00]} 9. O-O { [%emt 0:02:43] The position is equal.} Bd6 {[%emt 0:03:30]} 10. Nxc6 bxc6 { [%emt 0:00:00]} 11. Bg5 {[%emt 0:02:36] [#]} e5 $146 {[%emt 0:00:00]} ({ Predecessor:} 11... h6 12. Bh4 Be7 13. Bg3 Bd6 14. c4 Bxg3 15. hxg3 Qb6 16. Qc2 a5 17. e4 Ba6) 12. e4 {[%emt 0:07:46]} h6 {[%emt 0:01:30]} 13. Bh4 Rb8 (13... g5 $5 14. Bg3 $8 Rb8 $11) 14. exd5 cxd5 {[%emt 0:00:00] Threatens to win with . ..e4!} 15. c4 {[%emt 0:04:06]} e4 {[%emt 0:00:00]} ({But not} 15... Rxb2 $6 16. cxd5 Rb4 17. Nc4 $11) 16. Bc2 {[%emt 0:10:44]} Rxb2 {[%emt 0:00:00] Hoping for ...Ba6.} 17. cxd5 {[%emt 0:07:48]} Rb4 {[%emt 0:00:00] Black has more active pieces. The white rooks are badly placed.} 18. Re1 $2 {[%emt 0:00:30] [#]} (18. Nxe4 $17 Rxe4 19. Bxe4) 18... e3 $1 $19 {[%emt 0:00:00] Discovered Attack} 19. Nf3 {[%emt 0:00:30] [#]} (19. Ne4 {is the only way for White.} g5 20. Nxf6+ Qxf6 21. Qd3 Bxh2+ 22. Kh1) 19... Rxh4 $1 {[%emt 0:00:00] Promotion} 20. Nxh4 { [%emt 0:00:30]} (20. Rxe3 Rh5) 20... exf2+ {[%emt 0:00:00] Weighted Error Value: White=0.75/Black=0.09 (flawless)} 0-1 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.11"] [White "Arenas, David"] [Black "Johnson, Joshua"] [Result "1/2-1/2"] [WhiteElo "2426"] [BlackElo "2249"] [PlyCount "71"] [EventDate "2023.??.??"] 1. e4 {[%emt 0:00:35]} e5 {[%emt 0:00:03]} 2. Nf3 {[%emt 0:00:16]} Nc6 { [%emt 0:00:02]} 3. Bb5 {[%emt 0:00:13]} a6 {[%emt 0:00:04]} 4. Ba4 {[%emt 0:00: 19]} Nf6 {[%emt 0:00:03]} 5. O-O {[%emt 0:00:28]} Be7 {[%emt 0:00:09]} 6. Re1 { [%emt 0:00:16]} b5 {[%emt 0:00:04]} 7. Bb3 {[%emt 0:00:12]} d6 {[%emt 0:00:11]} 8. c3 {[%emt 0:00:12]} O-O {[%emt 0:00:04]} 9. h3 {[%emt 0:00:04]} Nb8 { [%emt 0:00:08]} 10. d4 {[%emt 0:02:54]} Nbd7 {[%emt 0:00:03]} 11. c4 {[%emt 0: 01:35]} c6 {[%emt 0:02:14]} 12. Qc2 {[%emt 0:01:03] C95: Closed Ruy Lopez: Breyer Variation with 10 d4.} Bb7 {[%emt 0:01:45]} (12... a5 $5 {[%CAl Ra5a4]} 13. cxb5 cxb5 $14) 13. Nc3 {[%emt 0:02:11]} b4 {[%emt 0:02:08]} 14. Na4 { [%emt 0:00:24] Black should prevent c5. White has an edge.} c5 {[%emt 0:00:25]} 15. d5 {[%emt 0:00:26]} Ne8 {[%emt 1:30:37]} 16. a3 {[%emt 0:02:42]} a5 $1 { [%emt 0:00:00]} 17. Be3 {[%emt 0:01:11]} g6 {[%emt 0:00:00]} 18. Bh6 {[%emt 0: 00:09]} Ng7 {[%emt 0:00:00]} 19. Qd2 {[%emt 0:00:03]} Kh8 {[%emt 0:00:00]} 20. Bc2 {[%emt 0:01:36]} Nf6 {[%emt 0:00:00]} 21. b3 {[%emt 0:25:14]} Ng8 {[%emt 0: 00:00] [#]} 22. axb4 $146 {[%emt 0:00:23]} ({Predecessor:} 22. Bg5 Bxg5 23. Qxg5 f6 24. Qe3 Qc7 25. Nd2 f5 26. f4 exf4 27. Qxf4 fxe4 28. Qxe4) 22... axb4 { [%emt 0:00:00]} 23. Nb2 {[%emt 0:00:20]} (23. Be3 {simplifies} Ra5 24. Rad1 f6 25. Qe2) 23... Ra5 {[%emt 0:00:00]} 24. Bxg7+ {[%emt 0:08:06]} (24. Bg5 $11) 24... Kxg7 $15 {[%emt 0:00:00]} 25. Red1 Qc7 {[%emt 0:05:00]} 26. Ra4 {[%emt 0: 52:38]} Rxa4 {[%emt 0:00:00]} 27. Nxa4 {[%emt 0:00:30]} Rd8 {[%emt 0:01:00]} 28. Ra1 {[%emt 0:00:30]} Ra8 {[%emt 0:00:30]} 29. Qc1 {[%emt 0:00:30]} Bc8 { [%emt 0:00:30]} 30. Ra2 {[%emt 0:00:30]} Ra6 {[%emt 0:00:30]} 31. Qa1 {[%emt 0: 00:00]} Qa7 {[%emt 0:00:30]} 32. Bb1 {[%emt 0:01:00]} Nf6 {[%emt 0:00:30]} 33. Kf1 {[%emt 0:00:30]} Bd7 {[%emt 0:00:00]} 34. Nc3 {Black is slightly better.} Rxa2 {[%emt 0:01:00]} 35. Qxa2 {[%emt 0:00:00]} Qxa2 {[%emt 0:00:00]} 36. Nxa2 {[%emt 0:00:00] Weighted Error Value: White=0.12 (very precise) /Black=0.05 (flawless)} 1/2-1/2 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.12"] [White "Jimenez Garcia, Emmanuel"] [Black "Terao, Juliana Sayumi"] [Result "1-0"] [WhiteElo "2410"] [BlackElo "2242"] [PlyCount "73"] [EventDate "2023.??.??"] 1. Nf3 {[%emt 0:00:03]} Nf6 {[%emt 0:00:09]} 2. g3 d5 3. Bg2 e6 4. O-O { [%emt 0:01:17]} Be7 {[%emt 0:01:14]} 5. c4 {[%emt 0:00:07]} O-O 6. b3 d4 { [%emt 0:08:52]} 7. e3 {[%emt 0:00:57]} c5 {[%emt 0:00:55] A14: English Opening: 1...e6 with b3 by White.} 8. exd4 {[%emt 0:04:15]} cxd4 {[%emt 0:00:08]} 9. d3 {[%emt 0:04:00]} Nc6 {[%emt 0:00:44] The position is equal.} 10. Re1 {[%emt 0: 01:04]} Bd6 {[%emt 0:05:02]} (10... Bb4 $5 {[%CAl Rb4e1]}) 11. a3 {[%emt 0:07: 57]} a5 {[%emt 0:00:43]} 12. Bg5 {[%emt 0:03:23]} h6 {[%emt 0:04:47]} 13. Bxf6 {[%emt 0:00:13]} Qxf6 {[%emt 0:00:08]} 14. Nbd2 {[%emt 0:00:35]} Qe7 {[%emt 1: 14:48]} 15. Qc1 $1 {[%emt 0:06:55]} e5 {[%emt 0:00:00] [#]} 16. c5 $146 { [%emt 1:07:44]} ({Predecessor:} 16. Ne4 Bc7 17. c5 Be6 18. Rb1 Na7 19. b4 axb4 20. axb4 Nb5 21. Ra1) 16... Bxc5 {[%emt 0:00:00]} 17. Nc4 {[%emt 0:00:30]} f6 { [%emt 0:00:00]} 18. Nh4 {[%emt 0:00:00] Prevents Bf5} Qc7 {[%emt 0:00:00]} ( 18... Qf7 $15) 19. Bd5+ $11 {[%emt 0:00:00]} Kh7 {[%emt 0:02:30]} 20. Be4+ { [%emt 0:01:30]} Kg8 {[%emt 0:00:30]} 21. Ng6 {[%emt 0:00:30] Inhibits Be6.} Rd8 {[%emt 0:00:00]} 22. f4 {[%emt 0:00:00]} (22. Ncxe5 $5 Nxe5 23. Nxe5 $14) 22... Be6 {[%emt 0:00:00]} 23. fxe5 {[%emt 0:00:00]} Nxe5 {[%emt 0:01:30]} 24. Ngxe5 {[%emt 0:00:00]} fxe5 {[%emt 0:00:00]} 25. Nxe5 {[%emt 0:00:00]} Rac8 {[%emt 0: 00:00]} (25... Qxe5 $2 26. Bh7+ (26. Bxb7 Qd6 $11) 26... Kxh7 27. Rxe5 $18) 26. Qd1 {[%emt 0:00:00] aiming for Qh5.} Rf8 {[%emt 0:00:00]} (26... Qxe5 $2 27. Bh7+ (27. Bxb7 $2 Qf5 $19) 27... Kxh7 28. Rxe5 $18) (26... Be7 $11) 27. Qh5 $16 {[%emt 0:00:00] Hoping for Qg6!} Rf6 {[%emt 0:00:00] Wards off Qg6} (27... Bxb3 $2 28. Qg6 Qxe5 29. Qh7+ (29. Bxb7 $2 Qd6 $19) 29... Kf7 30. Qg6+ (30. Bxb7 Qg5 $16) 30... Kg8 31. Qh7+ Kf7 32. Qg6+ Kg8 $18) 28. Rac1 {[%emt 0:03:30]} Qb6 { [%emt 0:00:00]} (28... Qd6 $16) 29. Nc4 {[%emt 0:00:00]} (29. Ng6 $18) 29... Qxb3 {[%emt 0:00:00] [#]} (29... Qd8 $16) 30. Nd6 $1 $18 {[%emt 0:00:00]} Bxd6 {[%emt 0:00:00]} (30... g6 $2 31. Qe5 (31. Qxh6 Bxd6 32. Bxg6 Be5 $18) 31... Rcf8 32. Qxc5 $18) 31. Rxc8+ {[%emt 0:00:00]} (31. Qxa5 $2 Rxc1 32. Rxc1 Bxa3 $19) 31... Bf8 {[%emt 0:00:00]} 32. Rcc1 {[%emt 0:00:00]} ({Don't play} 32. Kh1 $6 a4 $16) (32. Qxa5 $18 {Threatens to win with Re8.} Qb2 33. Rcc1 (33. Bd5 Kh8 $11)) 32... Bxa3 $2 {[%emt 0:00:00] [#]} (32... b6 $16 {is a better chance.}) 33. Rf1 $1 {[%emt 0:00:00]} Bf7 {[%emt 0:00:00]} (33... Rxf1+ $18 34. Rxf1 Kh8 35. Qe8+ Bg8) 34. Rc8+ {[%emt 0:00:00]} Bf8 {[%emt 0:00:00]} 35. Rxf6 {[%emt 0: 00:00]} ({Less strong is} 35. Qxa5 Rxf1+ 36. Kxf1 Be6 $16) 35... Qb1+ {[%emt 0: 00:00]} 36. Kg2 {[%emt 0:00:00]} Qa2+ {[%emt 0:00:00]} 37. Kh3 {[%emt 0:00:00] Magnificent play by Jimenez Garcia! Weighted Error Value: White=0.13 (very precise) /Black=0.64} 1-0 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.13"] [White "Galaviz Medina, Sion Radamantys"] [Black "Mesias Rojas, Rabindranath"] [Result "1-0"] [WhiteElo "2398"] [BlackElo "2153"] [PlyCount "65"] [EventDate "2023.??.??"] 1. d4 {[%emt 0:01:44]} Nf6 {[%emt 0:00:06]} 2. c4 {[%emt 0:00:02]} c5 {[%emt 0: 00:12]} 3. d5 {[%emt 0:02:20]} b5 {[%emt 0:00:42]} 4. Qc2 {[%emt 0:00:16]} b4 { [%emt 0:02:06]} 5. e4 {[%emt 0:00:57]} d6 {[%emt 0:00:05]} 6. f4 {[%emt 0:03: 35] A57: Benko/Volga Gambit.} g6 {[%emt 0:00:41]} 7. Bd3 {[%emt 0:00:33]} Bg7 { [%emt 0:00:19]} 8. Nf3 {[%emt 0:00:10] The position is equal.} O-O {[%emt 0:00: 18]} 9. O-O {[%emt 0:00:04]} e6 {[%emt 0:02:35]} 10. e5 {[%emt 0:05:04] [#]} Ng4 $146 {[%emt 0:17:11]} ({Predecessor:} 10... dxe5 $1 $15 {keeps the upper hand.} 11. fxe5 Ng4 12. dxe6 Bxe6 13. Be4 Nd7 14. Bxa8 Qxa8 15. Bf4 Ngxe5 16. Nxe5 Nxe5 17. Bxe5 Bxe5) 11. Be4 {[%emt 0:03:51]} f5 $1 {[%emt 0:24:21]} 12. exf6 {[%emt 0:00:54]} Nxf6 {[%emt 0:00:02]} 13. dxe6 {[%emt 0:00:18] Discovered Attack} d5 $2 {[%emt 0:11:31]} ({Better is} 13... Nxe4 $1 $14 14. Qxe4 d5 15. cxd5 (15. Qxd5 Qxd5 16. cxd5 Re8 $16) 15... Qd6) 14. cxd5 $18 { [%emt 0:00:06] aiming for d6.} Bb7 {[%emt 0:00:15]} 15. Rd1 {[%emt 0:01:18]} Na6 {[%emt 0:05:11]} 16. Ne5 $2 {[%emt 0:02:35]} (16. Nbd2 $1 $18 {[%CAl Yd5d6] And now d6! would win.} Bxd5 17. Bxd5 Nxd5 18. Ne4) 16... Nxe4 $11 {[%emt 0:04: 27]} 17. Qxe4 {[%emt 0:00:03]} Qe7 {[%emt 0:11:41]} (17... Nc7 $11) 18. Qc4 $1 $16 {[%emt 0:02:20] d6 is the strong threat. Black is now going downhill.} Bxe5 {[%emt 0:04:41]} (18... Qd6 $16) 19. fxe5 $18 {[%emt 0:00:23] Strongly threatening d6.} Nc7 {[%emt 0:00:53] Hoping for ...Bxd5.} 20. Bh6 {[%emt 0:04: 28]} Rf5 {[%emt 0:06:53] [#]} (20... Nxd5 $142 21. Rxd5 (21. Bxf8 Rxf8 22. Rxd5 Bxd5 $18) 21... Bxd5 22. Qxd5 (22. Bxf8 $2 Qxe6 23. Qd3 Rxf8 $19) 22... Rad8 23. Bxf8 Qxf8) 21. d6 $1 {[%emt 0:04:37]} Qxe6 {[%emt 0:00:09] [#] Black is weak on the dark squares} 22. Nd2 {[%emt 0:00:04]} (22. Qxc5 Rxe5 23. Qxb4 (23. Qxc7 {gets mated.} Re1+ 24. Kf2 Qe2+ 25. Kg3 Qxg2+ 26. Kh4 Re4+) 23... Re2 24. Qxb7 Re1+ 25. Kf2 Rf8+ 26. Kg3 (26. Bxf8 $2 Qe3#) 26... Qe5+ 27. Kh3 Qf5+ 28. Kg3 (28. g4 Qf1+ 29. Kh4 Qf2+ 30. Kh3 Rf3+) 28... Qe5+ 29. Kh3 Qf5+ 30. Kg3 Qe5+ $19) 22... Bd5 {[%emt 0:02:06]} 23. Qh4 {[%emt 0:06:00]} Ne8 {[%emt 0:02: 52]} (23... Rh5 24. Qf4 Rf5) 24. Re1 {[%emt 0:32:31]} Rh5 {[%emt 0:01:37]} 25. Qf4 {[%emt 0:00:55]} Ng7 {[%emt 0:00:47]} (25... Rf5 {was called for.}) 26. Ne4 {[%emt 0:00:50]} Bxe4 {[%emt 0:01:07]} 27. Qxe4 {[%emt 0:00:01]} Re8 {[%emt 0: 00:17]} 28. Bxg7 {[%emt 0:00:21]} Kxg7 {[%emt 0:00:11]} 29. Rad1 {[%emt 0:00: 07]} ({Not} 29. Qb7+ Kh6 $16) 29... Rd8 {[%emt 0:01:00]} 30. Qb7+ {[%emt 0:00: 50]} Rd7 {[%emt 0:00:29] [#]} 31. Qxd7+ $3 {[%emt 0:00:04]} Qxd7 {[%emt 0:00: 05]} 32. e6 {[%emt 0:00:05]} Qa4 {[%emt 0:01:05]} 33. d7 {[%emt 0:00:25] Ingenious play by Galaviz Medina! Weighted Error Value: White=0.17 (very precise) /Black=0.82} 1-0 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.14"] [White "Marin Posada, Sebastian"] [Black "Cori, Jorge"] [Result "1/2-1/2"] [WhiteElo "2258"] [BlackElo "2650"] [PlyCount "106"] [EventDate "2023.??.??"] 1. e4 {[%emt 0:02:33]} c5 {[%emt 0:00:09]} 2. Nf3 {[%emt 0:00:28]} Nc6 { [%emt 0:00:26]} 3. d4 {[%emt 0:00:31]} cxd4 {[%emt 0:00:06]} 4. Nxd4 {[%emt 0: 00:06]} d6 {[%emt 0:01:34]} 5. Nc3 {[%emt 0:01:37]} Nf6 {[%emt 0:00:08]} 6. Bg5 {[%emt 0:00:33]} Bd7 {[%emt 0:09:02]} 7. Qd2 {[%emt 0:05:06]} h6 {[%emt 0:06: 33]} 8. Bxf6 {[%emt 0:02:20]} gxf6 {[%emt 0:00:05]} 9. O-O-O {[%emt 0:00:40]} Rc8 {[%emt 0:04:45]} 10. Kb1 {[%emt 0:07:41]} Nxd4 {[%emt 0:03:30]} 11. Qxd4 { [%emt 0:00:20]} Qa5 {[%emt 0:00:05]} 12. f4 {[%emt 0:06:01]} Qc5 {[%emt 0:03: 16]} 13. Qd2 {[%emt 0:02:22]} e6 {[%emt 0:15:49] B61: Sicilian: Richter-Rauzer: 6...Bd7 7 Qd2.} 14. Be2 {[%emt 0:07:01] [#]} (14. f5 {is interesting.} Kd8 15. Be2 Kc7 16. Rhf1) 14... Bc6 $146 {[%emt 0:17:40]} ({Predecessor:} 14... b5 15. Bf3 b4 16. Ne2 e5 17. Ng3 a5 18. Nh5 Be7 19. Ng7+ Kf8 20. Nf5 Be6 21. Ne3 exf4) 15. Bf3 {[%emt 0:09:22]} Be7 {[%emt 0:00:19]} ({Black should try} 15... Kd7 $14 ) 16. Rhe1 {[%emt 0:03:53]} O-O {[%emt 0:20:48]} (16... b5 $142) 17. Re3 { [%emt 0:14:24]} Kh7 {[%emt 0:03:11]} (17... f5 $16 {was called for.}) 18. Be2 { [%emt 0:12:55]} ({Better is} 18. Nd5 $18 exd5 19. exd5) 18... Rg8 $16 {[%emt 0: 06:02]} 19. g4 {[%emt 0:11:08]} Bd8 {[%emt 0:01:53]} 20. Rh3 {[%emt 0:03:05]} ( 20. Qxd6 $2 Qxe3 21. Bd3 Kg7 $19) 20... Kg7 {[%emt 0:03:47] [#]} 21. Rh5 $1 { [%emt 0:00:47]} (21. Qxd6 Qxd6 22. Rxd6 Bc7 $15) 21... Qf2 {[%emt 0:00:24]} ( 21... Qb6 $142 22. f5 (22. Qxd6 Qe3 $14) 22... Rh8 23. fxe6 (23. Qxd6 Bc7 $11) 23... fxe6) 22. f5 {[%emt 0:01:33]} (22. Qxd6 Bc7 23. Qe7 Rge8 $17) 22... Rh8 { [%emt 0:00:04]} 23. fxe6 {[%emt 0:00:23]} (23. Qxd6 Ba5 24. Rf1 (24. fxe6 $2 Bxc3 25. Qd3 Rhd8 $19) 24... Qb6 $11) 23... fxe6 {[%emt 0:00:05]} 24. Qxd6 $40 {[%emt 0:00:32] White is out for blood.} Re8 $2 {[%emt 0:00:48]} (24... Be8 25. Qxe6 Rc6) 25. Qd2 $18 {[%emt 0:00:27]} Rh8 {[%emt 0:00:06]} 26. Qd6 $40 { [%emt 0:03:08] White is out for blood.} (26. Rf1 Qb6 $18) 26... Re8 $1 { [%emt 0:00:06]} 27. Rf1 {[%emt 0:03:09]} Qe3 {[%emt 0:00:02]} 28. Rf3 $2 { [%emt 0:00:39]} Qg1+ $14 {[%emt 0:00:06]} 29. Rf1 $2 {[%emt 0:00:07] White has more active pieces.} (29. Bf1 $14 Bc7 30. Qd2) 29... Qe3 $18 {[%emt 0:00:05]} 30. e5 $18 {[%emt 0:00:31]} b5 $2 {[%emt 0:02:23]} (30... Bc7 31. exf6+ Kf7) 31. a3 {[%emt 0:00:11]} a5 {[%emt 0:00:08]} 32. Bxb5 {[%emt 0:01:58]} Bxb5 { [%emt 0:00:46]} 33. Nxb5 {[%emt 0:00:15] Qd7+ is the strong threat.} Qe2 { [%emt 0:01:52]} 34. Qd7+ {[%emt 0:00:51]} (34. Rc1 $142 {aiming for Qd7+.} Be7 35. exf6+ Bxf6 36. Qd7+ Kg8 37. Nd6 {[%mdl 64] Discovered Attack, Double Attack }) 34... Be7 $2 {[%emt 0:00:45]} (34... Re7 35. exf6+ {[%mdl 64] Pin} Kg6 36. Qxc8 (36. fxe7 Qxf1+ 37. Ka2 Qc4+ 38. Kb1 Qf1+ 39. Ka2 Qc4+ 40. Kb1 Qf1+ $11) 36... Rc7 37. Qxe6 (37. Nxc7 Qxf1+ 38. Ka2 Qc4+ 39. Kb1 Qf1+ 40. Ka2 Qc4+ 41. Kb1 Qf1+ $11) 37... Qxe6) 35. exf6+ {[%emt 0:00:25] Pin} Kg6 {[%emt 0:00:04]} 36. Qd3+ {[%emt 0:00:30]} Qxd3 {[%emt 0:00:04]} 37. cxd3 {[%emt 0:00:03]} Bf8 { [%emt 0:00:04]} 38. Re5 {[%emt 0:00:54]} Red8 {[%emt 0:00:02]} 39. d4 {[%emt 0: 00:58]} Rc6 {[%emt 0:00:06]} 40. a4 {[%emt 0:00:29]} Rc4 {[%emt 0:01:55]} 41. b3 {[%emt 0:00:18]} Rc6 {[%emt 0:00:03]} 42. h4 {[%emt 0:00:14]} Rd7 {[%emt 0: 00:27]} 43. g5 {[%emt 0:00:16]} hxg5 {[%emt 0:00:04]} 44. hxg5 {[%emt 0:00:39]} Rh7 {[%emt 0:00:44]} 45. Rc1 {[%emt 0:00:40]} Rxc1+ {[%emt 0:00:07]} 46. Kxc1 { [%emt 0:00:01] Endgame KRB-KRN} Rh2 {[%emt 0:00:06]} 47. Nc3 {[%emt 0:01:22]} Bb4 {[%emt 0:02:54]} 48. Ne2 {[%emt 0:00:26]} Rf2 {[%emt 0:00:10]} (48... Kf7 $142 49. Kd1 Rf2) 49. Kc2 {[%emt 0:00:32]} Rf3 {[%emt 0:00:05] [#]} 50. Nc3 $4 Rxc3+ $19 {[%emt 0:00:18]} (50... Bxc3 $2 {loses.} 51. Rxe6 Kxg5 52. f7 $19) 51. Kb2 {[%emt 0:00:47]} Rf3 {[%emt 0:00:05]} 52. Kc2 {[%emt 0:00:03]} Rc3+ { [%emt 0:00:52]} 53. Kb2 {[%emt 0:00:02]} Rf3 $2 {[%emt 0:00:14] Weighted Error Value: White=1.01/Black=0.63} (53... Rd3 $19 54. Rxe6 Rxd4) 1/2-1/2 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.15"] [White "Mareco, Sandro"] [Black "Abreu Jean, Carlos Paul"] [Result "1-0"] [WhiteElo "2633"] [BlackElo "2357"] [PlyCount "75"] [EventDate "2023.??.??"] 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:01:28]} 2. Nf3 {[%emt 0:00:04]} d6 {[%emt 0: 00:14]} 3. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:13]} 4. Nxd4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:00:03]} a6 {[%emt 0:00:05]} 6. Be3 { [%emt 0:00:11]} e5 {[%emt 0:01:07]} 7. Nb3 {[%emt 0:00:04]} Be6 {[%emt 0:02:56] } 8. h3 {[%emt 0:00:37] B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} h6 {[%emt 0:01:27]} (8... Nbd7 $11) 9. Qf3 {[%emt 0:05:29]} Qc7 {[%emt 0:06:48]} 10. O-O-O {[%emt 0:01:51] White has an edge.} Nbd7 { [%emt 0:00:52] [#]} 11. Kb1 $146 {[%emt 0:01:10]} ({Predecessor:} 11. g4 Nc5 12. Nxc5 dxc5 13. Rg1 c4 14. g5 hxg5 15. Bxg5 Nd7 16. Nd5 Qc6 17. Qc3 f6 18. Be3 Rc8 19. f4 Bxd5 20. exd5 Qa4 21. d6 b5 22. fxe5) 11... Be7 {[%emt 0:01:19]} 12. Nd5 {[%emt 0:04:44]} Bxd5 {[%emt 0:00:45]} 13. exd5 {[%emt 0:00:04]} a5 { [%emt 0:03:12]} (13... b5 $14) 14. a4 $16 {[%emt 0:01:19]} Rc8 {[%emt 0:00:35]} 15. c3 {[%emt 0:00:44] Active counter play!} O-O {[%emt 0:02:39]} 16. Bb5 { [%emt 0:10:31]} Nb6 {[%emt 0:10:18]} 17. Rhe1 {[%emt 0:25:49]} (17. Nxa5 Nxa4 18. Nc4 Ra8 $11) 17... Nc4 {[%emt 0:13:29]} 18. Bc1 {[%emt 0:00:36]} Nh7 { [%emt 0:03:18]} 19. Qe2 {[%emt 0:03:56] Black is weak on the light squares} ({ Resist} 19. Re4 $6 Nb6 $14) 19... Bd8 {[%emt 0:07:19]} (19... Bg5 $16) 20. g3 $18 {[%emt 0:04:22]} Nf6 {[%emt 0:05:44]} 21. f4 {[%emt 0:00:27]} Nd7 {[%emt 0: 00:29]} 22. Rf1 {[%emt 0:09:29]} (22. fxe5 $18 {Black must now prevent e6.} Ncxe5 23. Nd4) 22... Bf6 {[%emt 0:06:07]} 23. g4 {[%emt 0:01:28]} ({White should play} 23. fxe5 Bxe5 24. h4) 23... Rfe8 $2 {[%emt 0:01:44] [#]} (23... exf4 $16 24. Bxf4 (24. Rxf4 Nce5 $16) 24... Ndb6) 24. g5 $1 {[%emt 0:00:30]} Na3+ {[%emt 0:15:31]} 25. bxa3 {[%emt 0:00:05]} exf4 {[%emt 0:00:11]} 26. Qc2 { [%emt 0:00:07]} hxg5 {[%emt 0:00:52]} 27. c4 {[%emt 0:00:03] Hoping for h4!} Re7 $2 {[%emt 0:00:57] [#]} (27... Re5 28. h4 gxh4 29. Bxf4 Rh5) 28. h4 $1 { [%emt 0:00:12] Deflection} gxh4 {[%emt 0:03:21]} 29. Rxf4 {[%emt 0:00:10]} ({ Less strong is} 29. Bxf4 Qb6 30. Bd2 Ra8 $18) 29... Qd8 {[%emt 0:03:50]} 30. Rg1 {[%emt 0:01:31] Inhibits Bg5.} Rc7 {[%emt 0:02:26]} (30... g6 $142 31. Qf2 Bg7 32. Rxh4 Re5) 31. Qf2 {[%emt 0:03:47]} Kf8 {[%emt 0:01:16]} 32. Rxh4 { [%emt 0:02:02]} (32. Rxf6 $142 Qe8 33. Rh6 {[%mdl 64] Double Attack} g6 34. Rgxg6 f6 35. Bxd7 Qxg6+ 36. Rxg6 Rf7 37. Bh6+ Ke7 38. Qe3+ Kxd7 39. Qe6+ Kd8 40. Rg8+ Rf8 41. Rxf8#) 32... Re8 {[%emt 0:03:01] White is clearly winning.} 33. Rh8+ {[%emt 0:01:03]} Ke7 {[%emt 0:00:07]} 34. Re1+ {[%emt 0:06:42]} Be5 { [%emt 0:00:15]} 35. Rh7 {[%emt 0:01:18]} (35. Qh4+ $142 Nf6 36. Rxe8+ Qxe8 37. Bxe8) 35... Rg8 {[%emt 0:00:42]} 36. Bg5+ {[%emt 0:01:39]} f6 {[%emt 0:00:12]} 37. Be3 {[%emt 0:00:08]} Nc5 {[%emt 0:00:59]} 38. Nxc5 {[%emt 0:00:19] Black got outplayed after the opening. An entertaining game by Mareco. Weighted Error Value: White=0.16 (very precise) /Black=0.69} 1-0 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.16"] [White "Sarkar, Justin"] [Black "Henriquez Villagra, Cristobal"] [Result "0-1"] [WhiteElo "2309"] [BlackElo "2616"] [PlyCount "76"] [EventDate "2023.??.??"] 1. d4 {[%emt 0:00:23]} d5 {[%emt 0:00:22]} 2. c4 {[%emt 0:00:10]} e6 {[%emt 0: 00:06]} 3. Nc3 {[%emt 0:02:21]} h6 {[%emt 0:00:13]} 4. Bf4 {[%emt 0:04:49]} Nf6 {[%emt 0:02:32]} 5. e3 {[%emt 0:00:21]} a6 {[%emt 0:02:53]} 6. c5 {[%emt 0:11: 04] D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6.} Nc6 {[%emt 0:01:10] } 7. Nf3 {[%emt 0:07:07] [#]} Nh5 $146 {[%emt 0:06:32]} ({Predecessor:} 7... g5 8. Be5 Bg7 9. Bd3 g4 10. Bxf6 Bxf6 11. Nd2 e5 12. dxe5 Nxe5 13. Be2 Be6) 8. h4 {[%emt 0:03:28] White is slightly better.} Nxf4 {[%emt 0:05:21]} 9. exf4 { [%emt 0:00:03]} Be7 {[%emt 0:00:31]} 10. Rb1 {[%emt 0:04:03]} O-O {[%emt 0:05: 51]} 11. b4 {[%emt 0:01:26]} Bd7 {[%emt 0:00:55]} 12. Bd3 {[%emt 0:06:22]} f5 { [%emt 0:00:49]} 13. a4 {[%emt 0:12:32]} Bf6 {[%emt 0:02:08]} 14. Be2 {[%emt 0: 01:18]} (14. Ne2 $142) 14... b6 {[%emt 0:03:45]} (14... Bxd4 $5 15. Nxd4 Qf6 $11) 15. Qd2 {[%emt 0:02:53]} Qe7 {[%emt 0:02:52]} 16. b5 {[%emt 0:06:09]} axb5 {[%emt 0:03:35]} 17. axb5 {[%emt 0:00:10] [#]} Nxd4 {[%emt 0:00:37]} 18. Nxd4 { [%emt 0:00:08] c6 would be deadly.} Qxc5 {[%emt 0:00:08]} 19. Rd1 {[%emt 0:01: 16]} Ra3 {[%emt 0:05:02]} 20. Rh3 {[%emt 0:00:56]} Rfa8 {[%emt 0:00:09]} 21. h5 {[%emt 0:03:32]} Ra1 {[%emt 0:02:20]} 22. Nb3 {[%emt 0:02:23]} (22. Rd3 { seems wilder.} Kf7 23. g4 R8a3 24. Rxa1 Rxa1+ 25. Nd1) 22... Rxd1+ {[%emt 0:00: 18]} 23. Nxd1 {[%emt 0:00:15]} ({Much worse is} 23. Bxd1 Qc4 $15) 23... Qd6 { [%emt 0:53:51]} 24. Nc3 {[%emt 0:07:28]} Ra3 {[%emt 0:00:00]} 25. Bd1 {[%emt 0: 03:57]} Qb4 $1 {[%emt 0:00:00]} (25... Kf7 $5 {[%CAl Rd6b4]}) 26. Ne2 {[%emt 0: 10:04]} (26. Nxd5 $1 $11 {keeps the balance.} Qe4+ 27. Ne3 Bxb5 28. Bc2) 26... Qxb5 {[%emt 0:00:00] Threatens to win with ...c5. Black has more active pieces. } (26... Qxd2+ {simplifies} 27. Kxd2 Bxb5 28. Re3 Bd7) 27. Nbd4 {[%emt 0:00:12] } ({White has to play} 27. Ned4 $15 Qa6 28. Nxf5) 27... Rxh3 $17 {[%emt 0:00: 00]} 28. Nxb5 $4 {[%emt 0:02:19] [#] This costs White the game.} (28. gxh3 $17 Qb1 29. Nf3) 28... Rh1+ $19 {[%emt 0:00:00] Black is clearly winning.} ({ Don't take} 28... Rxh5 29. Ng3 $18) 29. Ng1 {[%emt 0:00:03]} Rxg1+ {[%emt 0:00: 00]} 30. Ke2 {[%emt 0:00:01]} Bxb5+ {[%emt 0:00:00]} 31. Kf3 {[%emt 0:00:10]} Be8 {[%emt 0:00:00]} 32. Be2 {[%emt 0:04:08]} Bxh5+ {[%emt 0:00:00]} 33. Kg3 { [%emt 0:00:16]} Bxe2 {[%emt 0:00:00]} 34. Qxe2 {[%emt 0:00:05]} Kf7 {[%emt 0: 00:00]} 35. Qb5 {[%emt 0:02:13]} Rc1 {[%emt 0:00:00]} 36. Qd7+ {[%emt 0:00:19]} Be7 {[%emt 0:00:00]} 37. Kf3 {[%emt 0:00:26]} Rc4 {[%emt 0:00:00]} 38. g3 { [%emt 0:00:18]} c6 {[%emt 0:00:00] Weighted Error Value: White=0.39/Black=0.12 (very precise)} 0-1 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.17"] [White "Corrales Jimenez, Fidel"] [Black "Giron, Jorge Ernesto"] [Result "1-0"] [WhiteElo "2489"] [BlackElo "2338"] [PlyCount "53"] [EventDate "2023.??.??"] 1. e4 {[%emt 0:01:58]} c5 {[%emt 0:00:29]} 2. Nf3 {[%emt 0:00:04]} d6 {[%emt 0: 02:22]} 3. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:00:03]} a6 {[%emt 0:00:04]} 6. Bg5 { [%emt 0:00:54]} e6 {[%emt 0:00:15]} 7. Qd2 {[%emt 0:00:28]} Be7 {[%emt 0:01:33] } 8. O-O-O {[%emt 0:00:21]} Qc7 {[%emt 0:00:32]} 9. f3 {[%emt 0:00:17]} Nbd7 { [%emt 0:02:09] B95: Sicilian Najdorf: 6 Bg5 e6, unusual White 7th moves.} 10. Kb1 {[%emt 0:00:24]} h6 {[%emt 0:06:10]} 11. Be3 {[%emt 0:00:04]} Ne5 {[%emt 0: 02:04] White is slightly better.} 12. a3 {[%emt 0:07:43]} Bd7 {[%emt 0:15:13]} (12... b5 $14 {feels stronger.}) 13. g4 {[%emt 0:02:03]} b5 {[%emt 0:02:48]} 14. h4 {[%emt 0:00:06]} Rb8 {[%emt 0:01:42]} 15. Be2 {[%emt 0:00:15] [#]} b4 $146 {[%emt 0:16:42]} (15... Qb7 $142) ({Predecessor:} 15... Nc4 16. Bxc4 bxc4 17. Ka1 Qb7 18. Rb1 Bd8 19. Nde2 Bc7 20. Rhd1 Kf8 21. g5 hxg5 22. hxg5) 16. axb4 $16 {[%emt 0:00:03]} d5 {[%emt 0:00:04]} (16... Rxb4 $16 17. Na2 (17. Bxa6 O-O $14) 17... Rb7) 17. g5 $18 {[%emt 0:01:09]} (17. Bxa6 Bxb4 18. Nb3 Bxc3 19. Qxc3 Qxc3 20. bxc3 Nxf3 21. exd5 Nxd5 $17) 17... Bxb4 {[%emt 0:00:25] [#]} 18. Ncb5 {[%emt 0:00:53]} Bxb5 {[%emt 0:20:11]} 19. Nxb5 {[%emt 0:07:02]} (19. Qxb4 $2 {perishes.} Bxe2 20. Qa4+ Bb5 $19) 19... Qa5 {[%emt 0:05:38]} 20. c3 $1 { [%emt 0:00:08]} Bf8 {[%emt 0:01:11]} 21. gxf6 {[%emt 0:13:52]} axb5 {[%emt 0: 03:20]} 22. b4 {[%emt 0:00:11]} (22. exd5 $18 {has better winning chances.} b4 23. fxg7 Bxg7 24. Bd4 (24. cxb4 Rxb4 25. dxe6 Nd3 $15)) 22... Qa6 {[%emt 0:04: 31] [#] This costs Black the game.} (22... Qa4 $16 {was called for.}) 23. exd5 {[%emt 0:00:17]} (23. Kb2 $1 $18) 23... Ra8 $16 {[%emt 0:01:49] ( -> ...Qa1+)} 24. Qb2 {[%emt 0:01:03] Prevents Qa1+. Active counter play!} gxf6 {[%emt 0:00: 05]} 25. dxe6 {[%emt 0:00:12] f4 is the strong threat.} fxe6 $2 {[%emt 0:00:25] } (25... Be7) 26. f4 $18 {[%emt 0:00:12]} Nc4 {[%emt 0:00:24]} (26... Nf7 $18 27. Bf3 Rg8) 27. Bh5+ {[%emt 0:00:21] A cool game by Corrales Jimenez. Weighted Error Value: White=0.33/Black=0.74} 1-0 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.18"] [White "Piasetski, Leon"] [Black "Escalante Ramirez, Brian Sebasti"] [Result "0-1"] [WhiteElo "2216"] [BlackElo "2489"] [PlyCount "58"] [EventDate "2023.??.??"] 1. Nf3 {[%emt 0:01:53]} d5 {[%emt 0:00:01]} 2. d4 {[%emt 0:00:56]} c5 {[%emt 0: 02:34]} 3. e3 {[%emt 0:06:47]} cxd4 {[%emt 0:01:28]} 4. exd4 {[%emt 0:00:10]} Nf6 {[%emt 0:00:37]} 5. Bd3 {[%emt 0:09:29]} Bg4 {[%emt 0:00:31]} 6. c3 { [%emt 0:01:03]} Nc6 {[%emt 0:00:21]} 7. Nbd2 {[%emt 0:03:12] 7.h3 gains popularity.} e6 {[%emt 0:01:07]} 8. Nf1 {[%emt 0:13:31] B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} Bd6 {[%emt 0:02:17]} 9. Ng3 { [%emt 0:05:35]} O-O {[%emt 0:06:18] [#]} 10. Be2 $146 {[%emt 0:01:26] The position is equal.} ({Predecessor:} 10. O-O Nh5 11. h3 Nxg3 12. fxg3 Bh5 13. Bf4 Bg6 14. Bxg6 hxg6 15. Ng5 Be7 16. h4) 10... Qc7 {[%emt 0:01:03]} 11. Ng1 { [%emt 0:01:31]} Bxe2 {[%emt 0:01:15]} 12. N1xe2 {[%emt 0:00:08]} b5 {[%emt 0: 00:14]} 13. O-O {[%emt 0:02:39]} b4 {[%emt 0:00:25]} 14. Bd2 {[%emt 0:03:36]} bxc3 {[%emt 0:03:59]} 15. Bxc3 {[%emt 0:00:19]} h5 {[%emt 0:02:48] aiming for . ..h4. Black is much more active. The white rooks are badly placed.} 16. h4 { [%emt 0:06:26]} g6 {[%emt 0:01:00]} 17. Qd3 {[%emt 0:01:36]} Rab8 {[%emt 0:06: 51]} 18. Rfc1 {[%emt 0:05:15]} Rfc8 {[%emt 0:01:28]} 19. b3 {[%emt 0:02:45]} Ba3 {[%emt 0:04:33]} 20. Rd1 {[%emt 0:04:10]} ({White should try} 20. Rc2) 20... Qe7 $17 {[%emt 0:09:37]} 21. Bd2 {[%emt 0:03:57]} Nb4 {[%emt 0:00:10]} 22. Qf3 {[%emt 0:00:14] [#] Bg5 would be deadly.} Nh7 {[%emt 0:00:21] Repels Bg5} 23. Bf4 {[%emt 0:07:09]} Rb6 {[%emt 0:01:14]} (23... Ra8 $19 24. Bc1 Bxc1 25. Raxc1 Nxa2 26. Rxc8+ Rxc8) 24. Bc1 {[%emt 0:04:52]} Nc2 {[%emt 0:00:21]} 25. Rb1 {[%emt 0:01:07]} (25. Bxa3 $17 {was worth a try.} Qxa3 26. Rac1) 25... Rbc6 {[%emt 0:03:31]} 26. Bxa3 {[%emt 0:03:16]} Nxa3 {[%emt 0:01:12]} 27. Rbc1 {[%emt 0:00:25]} Qxh4 {[%emt 0:00:12]} 28. Rc3 {[%emt 0:11:03] [#]} Rc5 $4 29. Rxc5 $18 {[%emt 0:00:00]} Rc6 {[%emt 0:00:31] White used his chance. A superb game by Escalante Ramirez. Weighted Error Value: White=0.18 (very precise) / Black=0.38. Loss on time!?} 0-1 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.19"] [White "Alboredo, Julia"] [Black "Shabalov, Alexander"] [Result "0-1"] [WhiteElo "2220"] [BlackElo "2480"] [PlyCount "94"] [EventDate "2023.??.??"] 1. e4 {[%emt 0:00:05]} c5 {[%emt 0:00:15]} 2. Nf3 {[%emt 0:00:28]} d6 {[%emt 0: 00:07]} 3. d4 {[%emt 0:00:13]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:08]} Nf6 {[%emt 0:00:13]} 5. Nc3 {[%emt 0:00:26]} a6 {[%emt 0:00:26]} 6. Be2 { [%emt 0:00:46]} g6 {[%emt 0:02:27]} 7. O-O {[%emt 0:05:43]} Bg7 {[%emt 0:00:18] } 8. Bg5 {[%emt 0:00:45]} Nc6 {[%emt 0:01:16]} 9. Nb3 {[%emt 0:01:07]} O-O { [%emt 0:00:57]} 10. Re1 {[%emt 0:02:41]} b5 {[%emt 0:01:35]} 11. Bf1 {[%emt 0: 12:41]} Bb7 {[%emt 0:10:29]} 12. Nd5 {[%emt 0:02:05] B70: Sicilian Dragon: 6 g3 and 6 Be2 (without a later Be3).} Nd7 {[%emt 0:01:35]} ({Black should try} 12... Nxd5 $11 13. exd5 Ne5) 13. c3 $14 {[%emt 0:01:13]} h6 {[%emt 0:07:42]} 14. Bh4 {[%emt 0:00:36] The position is equal.} g5 {[%emt 0:04:06]} 15. Bg3 { [%emt 0:00:06]} e6 {[%emt 0:00:20]} 16. Ne3 {[%emt 0:01:02]} (16. Bxd6 exd5 17. Bxf8 Nxf8 $15) 16... Nde5 {[%emt 0:00:08]} 17. a4 {[%emt 0:15:23]} b4 {[%emt 0: 05:08]} 18. c4 {[%emt 0:05:34] [#]} Qe7 $146 {[%emt 0:03:20]} ({Predecessor:} 18... Na5 19. Nd2 Rc8 20. Rc1 Qb6 21. b3 Nac6 22. Qh5 Nd4 23. h4 Rc5 24. hxg5 hxg5) 19. a5 {[%emt 0:03:48]} Rfd8 {[%emt 0:00:21]} 20. Re2 {[%emt 0:04:32]} Ng6 {[%emt 0:13:09]} 21. Rd2 {[%emt 0:01:54]} Nf4 {[%emt 0:00:45]} 22. f3 { [%emt 0:05:29]} h5 {[%emt 0:01:29]} 23. Bf2 {[%emt 0:01:58]} Rab8 {[%emt 0:11: 09]} 24. Ra2 {[%emt 0:06:54]} Ne5 {[%emt 0:07:42]} 25. Nd4 {[%emt 0:03:59]} Qf6 {[%emt 0:04:10]} (25... g4 $5) 26. g3 {[%emt 0:03:11]} Nfg6 {[%emt 0:05:29]} 27. Bg2 {[%emt 0:00:43]} Ne7 {[%emt 0:02:41]} (27... Ba8 $15) 28. Nb3 {[%emt 0: 05:28]} ({Better is} 28. b3 $11) 28... Rbc8 {[%emt 0:01:02]} (28... N7c6 $15) 29. Qe2 {[%emt 0:05:46]} ({Don't play} 29. Rxd6 Rxd6 30. Qxd6 N7c6 $17) 29... Qg6 {[%emt 0:07:54]} 30. c5 {[%emt 0:06:28] Black keeps a firm grip on the game.} d5 $17 {[%emt 0:01:03] Black is more active.} ({Of course not} 30... dxc5 $6 31. Rxd8+ Rxd8 32. Nxc5 $11) 31. f4 {[%emt 0:00:24]} (31. Qd1 $17) 31... gxf4 $19 {[%emt 0:02:11]} 32. gxf4 {[%emt 0:00:01] [#]} d4 $1 $36 { [%emt 0:02:18] Black is in control.} 33. Nf1 {[%emt 0:03:28]} (33. Nxd4 $142 Bxe4 34. fxe5 Bxg2 35. Nxg2 Qb1+ 36. Ne1 Qxa2 37. Bh4) 33... d3 {[%emt 0:00:44] Deflection} 34. Qd1 {[%emt 0:01:13] White is weak on the light squares} (34. Qe3 {was forced.} Nc4 35. Qg3) 34... Bxe4 {[%emt 0:00:28]} 35. Bg3 {[%emt 0:00: 56]} Nc4 {[%emt 0:00:51]} 36. Rf2 {[%emt 0:00:09]} Nc6 {[%emt 0:01:44] [#] Threatens to win with ...Nd4.} 37. Qe1 {[%emt 0:00:12]} Bf5 {[%emt 0:00:59] White must now prevent ...Nd4.} 38. Kh1 {[%emt 0:01:09]} Nd4 {[%emt 0:00:28]} 39. Nfd2 {[%emt 0:00:29]} Nc2 {[%emt 0:00:50]} 40. Qg1 {[%emt 0:00:34]} N4e3 { [%emt 0:00:19]} (40... Nxb2 $2 {too greedy.} 41. Bh4 $19) 41. Bf3 $2 {[%emt 0: 00:24]} (41. Bb7 Rc7 42. Bh4) 41... Bf6 {[%emt 0:00:57] And now ...h4 would win. Black is clearly winning.} 42. h4 {[%emt 0:00:31]} Kh8 {[%emt 0:00:26]} 43. Rh2 {[%emt 0:00:22]} Ng4 {[%emt 0:00:46]} 44. Rh3 {[%emt 0:00:53]} Rg8 { [%emt 0:00:39] Strongly threatening ...Nge3.} 45. c6 {[%emt 0:00:24]} Nge3 { [%emt 0:00:24]} 46. Bf2 {[%emt 0:00:33]} Qxg1+ {[%emt 0:00:23]} 47. Bxg1 { [%emt 0:00:03]} Bxh3 {[%emt 0:00:05] Weighted Error Value: White=0.73/Black=0. 30} 0-1 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.20"] [White "Barrientos, Sergio E"] [Black "Araujo Sanchez, Josue"] [Result "1-0"] [WhiteElo "2479"] [BlackElo "2303"] [PlyCount "73"] [EventDate "2023.??.??"] 1. e4 c5 {[%emt 0:07:31]} 2. Nf3 {[%emt 0:01:09]} d6 {[%emt 0:00:22]} 3. d4 { [%emt 0:00:06]} cxd4 {[%emt 0:00:26]} 4. Nxd4 {[%emt 0:00:06]} Nf6 {[%emt 0:00: 53]} 5. Nc3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:07]} 6. Bc4 {[%emt 0:01:04]} Qb6 { [%emt 0:01:55]} 7. Nxc6 {[%emt 0:04:58]} bxc6 {[%emt 0:00:14]} 8. O-O {[%emt 0: 00:03]} g6 {[%emt 0:00:36]} 9. Qe1 {[%emt 0:02:25] B57: Classical Sicilian: Sozin with 6...Qb6.} Qc5 {[%emt 0:05:02] 9...Qc5 has become a bit dusty these days.} 10. b3 {[%emt 0:06:23]} Bg7 {[%emt 0:00:44]} 11. Be3 {[%emt 0:02:35] White is slightly better.} Qh5 {[%emt 0:02:21]} 12. f3 {[%emt 0:01:53] Dodges Ng4} O-O {[%emt 1:16:19]} 13. Rd1 {[%emt 0:00:13]} Be6 {[%emt 0:00:00]} 14. Bxe6 {[%emt 0:02:06]} fxe6 {[%emt 0:00:00]} 15. Ne2 {[%emt 0:00:10]} Nd7 { [%emt 0:00:00] [#]} 16. Nd4 $146 {[%emt 0:07:46]} ({Predecessor:} 16. c4 c5 17. g4 Qe5 18. Ng3 Nb8 19. Rf2 Nc6 20. f4 Qf6 21. f5 Qh4 22. g5 exf5 23. exf5 gxf5) 16... Be5 {[%emt 0:00:00]} 17. h3 {[%emt 0:02:08]} (17. Nxe6 $2 Qxh2+ 18. Kf2 Bg3+ 19. Ke2 Bxe1 $19) 17... Bxd4 {[%emt 0:00:00]} 18. Bxd4 {[%emt 0:00:06]} e5 {[%emt 0:00:00]} (18... c5 $14 19. Bb2 e5) 19. Be3 $16 {[%emt 0:01:59]} Nf6 { [%emt 0:00:00]} (19... g5 $16) 20. c4 $18 {[%emt 0:06:18]} c5 {[%emt 0:00:00]} 21. h4 {[%emt 0:09:37]} (21. b4 $18) 21... h6 $16 {[%emt 0:00:00]} 22. Qg3 { [%emt 0:05:53] Inhibits g5.} Nh7 $2 {[%emt 0:00:00] Loses the game.} ({Black should try} 22... a5 $14) 23. Qh3 $18 {[%emt 0:02:38]} g5 {[%emt 0:00:00]} 24. Qe6+ {[%emt 0:00:27]} Rf7 $2 {[%emt 0:00:00]} (24... Qf7 {is a better chance.} 25. Qxh6 gxh4) 25. g4 {[%emt 0:02:23] White is clearly winning.} Qxh4 {[%emt 0: 00:00] [#] Threatens to win with ...Qg3+.} 26. Kg2 {[%emt 0:00:50] Wards off Qg3+. Strongly threatening Rh1.} ({Weaker is} 26. Bf2 Qh3 27. Be1 Kg7 $11) 26... Nf8 {[%emt 0:00:00]} 27. Qd5 {[%emt 0:02:03]} Rd8 {[%emt 0:00:00]} 28. Rh1 {[%emt 0:15:53] Skewer, Trapped Piece} e6 {[%emt 0:00:00]} 29. Qc6 { [%emt 0:09:53]} (29. Rxh4 exd5 30. Rxh6 d4 $16) 29... Ng6 {[%emt 0:00:00]} 30. Rxh4 {[%emt 0:05:01]} Nxh4+ {[%emt 0:00:00]} 31. Kf2 {[%emt 0:00:19]} Nxf3 { [%emt 0:00:00]} 32. Ke2 {[%emt 0:00:10]} (32. Rxd6 $2 {loses.} Nd4+ 33. Ke1 Nxc6 $19) 32... Nd4+ {[%emt 0:00:00]} 33. Bxd4 {[%emt 0:00:32]} exd4 {[%emt 0: 00:00]} 34. Rh1 {[%emt 0:01:10]} Kg7 {[%emt 0:00:00] [#]} 35. e5 $1 {[%emt 0: 00:58]} Rdf8 {[%emt 0:00:00]} 36. Rh2 {[%emt 0:00:31]} ({Not} 36. Qxd6 Rf2+ 37. Ke1 Rxa2 $14) 36... Rf1 {[%emt 0:00:00]} 37. Qd7+ {[%emt 0:09:08] Weighted Error Value: White=0.05 (flawless) /Black=0.43} 1-0 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.22"] [White "Polanco Nunez, Yoel Estarling"] [Black "Lu, Maximillian"] [Result "0-1"] [WhiteElo "2162"] [BlackElo "2422"] [PlyCount "44"] [EventDate "2023.??.??"] 1. Nf3 {[%emt 0:00:16]} Nf6 {[%emt 0:00:08]} 2. g3 {[%emt 0:00:11]} b5 { [%emt 0:03:04]} 3. d4 {[%emt 0:00:41]} Bb7 {[%emt 0:00:08]} 4. Bg2 {[%emt 0:00: 06]} e6 {[%emt 0:01:16]} 5. a4 {[%emt 0:01:46]} b4 {[%emt 0:00:01]} 6. O-O { [%emt 0:00:02]} Be7 {[%emt 0:00:17]} 7. Nbd2 {[%emt 0:07:20] A46:1 d4 Nf6 2 Nf3 e6: Torre, London and Colle Systems.} O-O {[%emt 0:03:24]} 8. Re1 {[%emt 0: 00:13]} d5 {[%emt 0:01:30]} 9. c4 {[%emt 0:00:08] The position is equal.} bxc3 $1 {[%emt 0:04:44]} 10. bxc3 {[%emt 0:02:00]} Nbd7 {[%emt 0:04:51]} 11. c4 { [%emt 0:06:50] [#]} c5 $146 {[%emt 0:03:25]} ({Predecessor:} 11... dxc4 12. Nxc4 c5 13. Bd2 cxd4 14. Na5 Bd5 15. Nxd4 Bxg2 16. Kxg2 Qb6 17. Ndc6 Bc5) 12. Rb1 {[%emt 0:00:45]} Ba6 {[%emt 0:03:12]} 13. cxd5 {[%emt 0:09:06]} Nxd5 { [%emt 0:02:17] [#] Strongly threatening ...Nc3.} 14. Bb2 {[%emt 0:04:52] Dodges Nc3} Rc8 {[%emt 0:01:29] ...c4 would be deadly.} 15. e4 {[%emt 0:18:25]} Nb4 {[%emt 0:01:16] White must now prevent ...cxd4.} 16. Bf1 {[%emt 0:11:19]} Bd3 {[%emt 0:06:22]} 17. Bxd3 {[%emt 0:04:53]} (17. Rc1 $1 $15) 17... Nxd3 $17 {[%emt 0:00:07]} 18. Re3 {[%emt 0:00:10]} (18. Rf1 $17) 18... Nxb2 $19 { [%emt 0:00:25]} 19. Rxb2 {[%emt 0:00:01]} cxd4 {[%emt 0:00:43]} 20. Nxd4 { [%emt 0:18:15]} (20. Re1 $142) 20... Ne5 {[%emt 0:02:14]} 21. Rb7 {[%emt 0:04: 04]} (21. N2f3 {is a better defense.} Nxf3+ 22. Rxf3) 21... Qxd4 {[%emt 0:04: 06]} ({Wrong is} 21... Bg5 $2 22. Nf1 $19) 22. Rxe7 {[%emt 0:03:17]} Nc4 { [%emt 0:00:15] Weighted Error Value: White=0.44/Black=0.03 (flawless)} 0-1 [Event "Americas Continental-ch 2023"] [Site "Juan Dolio"] [Date "2023.05.17"] [Round "3.24"] [White "Roselli Mailhe, Bernardo"] [Black "Cordoba Roa, Angel Gabriel"] [Result "0-1"] [WhiteElo "2380"] [BlackElo "2222"] [PlyCount "168"] [EventDate "2023.??.??"] 1. d4 {[%emt 0:01:21]} Nf6 {[%emt 0:00:11]} 2. c4 {[%emt 0:00:06]} e6 {[%emt 0: 00:09]} 3. Nf3 {[%emt 0:00:04]} d5 {[%emt 0:00:10]} 4. Nc3 {[%emt 0:00:06]} dxc4 {[%emt 0:00:14]} 5. e4 {[%emt 0:00:09]} b5 {[%emt 0:00:11]} 6. e5 $14 { [%emt 0:00:06] D24: Queen's Gambit Accepted: 3 Nf3 Nf6 4 Nc3.} Nd5 {[%emt 0:00: 09]} 7. Nxb5 {[%emt 0:00:06]} Nb6 {[%emt 0:00:14]} 8. Be2 {[%emt 0:00:19] White is slightly better.} Nc6 {[%emt 0:00:09]} 9. O-O {[%emt 0:00:31]} Be7 { [%emt 0:00:09]} 10. Qd2 {[%emt 0:00:23] is recently more successful than 10. Be3.} O-O {[%emt 0:00:10]} 11. Qf4 {[%emt 0:00:21]} Rb8 {[%emt 0:00:09]} 12. Nc3 {[%emt 0:00:14]} Kh8 {[%emt 0:00:33]} 13. Qg4 {[%emt 0:05:40]} f5 {[%emt 0: 06:14] [#]} 14. Qg3 $146 {[%emt 0:23:40]} ({Predecessor:} 14. Qf4 Nb4 15. h4 h6 16. h5 N4d5 17. Qg3 Nxc3 18. bxc3 Nd5 19. Bxc4 Nxc3 20. Qg6) 14... Nxd4 { [%emt 0:17:12]} 15. Nxd4 {[%emt 0:00:16]} Qxd4 {[%emt 0:00:12]} 16. Be3 { [%emt 0:00:45]} Qh4 {[%emt 0:00:34]} 17. Qxh4 {[%emt 0:01:33]} Bxh4 {[%emt 0: 00:01]} 18. Bc5 {[%emt 0:09:58]} Re8 {[%emt 0:01:07]} 19. Rfd1 {[%emt 0:02:06]} Nd7 {[%emt 0:15:42]} 20. Bxa7 {[%emt 0:01:47]} Rb7 {[%emt 0:02:21]} 21. Bd4 { [%emt 0:02:58] Black must now prevent Nb1.} c5 {[%emt 0:01:13]} 22. Be3 { [%emt 0:01:28]} Nxe5 {[%emt 0:01:25]} 23. Rab1 {[%emt 0:07:00]} Bd7 {[%emt 0: 18:49]} (23... Nd3 $11) 24. Bxc5 {[%emt 0:04:33]} Rc8 {[%emt 0:10:28]} 25. Bd4 {[%emt 0:03:55]} Nf7 {[%emt 0:00:52] [#]} ({Black should try} 25... Nd3 $1 $14) 26. Bf3 {[%emt 0:01:54]} (26. b4 $1 $16) 26... Bc6 $11 {[%emt 0:00:41]} 27. Bxc6 {[%emt 0:00:31]} Rxc6 {[%emt 0:00:02]} 28. f4 {[%emt 0:00:20]} Bf6 { [%emt 0:01:30]} 29. Bxf6 {[%emt 0:07:09]} gxf6 {[%emt 0:00:01]} 30. a3 { [%emt 0:02:08]} Nd6 {[%emt 0:02:35]} 31. Rd4 {[%emt 0:01:33]} Kg7 {[%emt 0:04: 58]} 32. Rbd1 {[%emt 0:00:25]} Ne4 {[%emt 0:02:57]} 33. Rd7+ {[%emt 0:01:28]} Rxd7 {[%emt 0:00:49]} 34. Rxd7+ {[%emt 0:00:07] Endgame KRN-KRN} Kg6 {[%emt 0: 00:10]} 35. Rd4 {[%emt 0:02:41]} e5 {[%emt 0:01:53]} 36. Rd5 {[%emt 0:00:47]} exf4 {[%emt 0:02:02]} 37. a4 {[%emt 0:05:16]} Nc5 {[%emt 0:02:55]} 38. Rd2 { [%emt 0:09:27]} Nd3 {[%emt 0:02:49]} 39. Kf1 {[%emt 0:02:35]} Re6 {[%emt 0:01: 17]} 40. Re2 {[%emt 0:00:23] Dodges Re1+} Rb6 {[%emt 0:00:13] Black is much more active.} 41. Nb5 {[%emt 0:02:32]} Ra6 {[%emt 0:00:41]} 42. Nc3 {[%emt 0: 00:16]} Nc5 {[%emt 0:00:13]} 43. Rc2 {[%emt 0:00:39]} Nxa4 {[%emt 0:00:50]} ( 43... Kg5 $17) 44. Nd5 {[%emt 0:00:13]} Nb6 {[%emt 0:04:47]} 45. Nxb6 {[%emt 0: 00:48]} Rxb6 {[%emt 0:00:08]} 46. Rxc4 {[%emt 0:00:05]} Rxb2 {[%emt 0:00:41] Hoping for ...f3!} 47. Rxf4 {[%emt 0:00:11] KR-KR} Kg5 {[%emt 0:00:10]} 48. Ra4 {[%emt 0:00:06]} f4 {[%emt 0:00:13]} 49. Kg1 {[%emt 0:01:24]} h5 {[%emt 0:00: 15]} 50. Ra5+ {[%emt 0:00:20]} f5 {[%emt 0:00:14]} 51. Ra8 {[%emt 0:00:36]} f3 {[%emt 0:00:33]} 52. gxf3 {[%emt 0:01:33]} Kf4 {[%emt 0:00:08]} 53. Ra3 { [%emt 0:00:27]} h4 {[%emt 0:00:10]} 54. Rc3 {[%emt 0:00:24]} h3 {[%emt 0:00:19] } 55. Ra3 {[%emt 0:01:04]} Rg2+ {[%emt 0:00:37]} 56. Kh1 {[%emt 0:00:05]} Rf2 { [%emt 0:00:16]} 57. Kg1 {[%emt 0:00:50] Prevents Rf1+.} Rxf3 {[%emt 0:00:07]} 58. Ra4+ {[%emt 0:00:19]} Kg5 {[%emt 0:00:08]} 59. Ra8 {[%emt 0:00:57]} Rb3 { [%emt 0:02:13]} 60. Kf2 {[%emt 0:00:10]} Kg4 {[%emt 0:04:17]} 61. Ra4+ $1 { [%emt 0:00:26]} f4 {[%emt 0:00:00]} 62. Ra8 $2 {[%emt 0:00:45]} (62. Ra7 $11) 62... Rb2+ $19 {[%emt 0:00:00]} 63. Kg1 {[%emt 0:00:05]} Rg2+ {[%emt 0:00:00]} 64. Kh1 {[%emt 0:00:05]} Re2 {[%emt 0:00:00]} 65. Kg1 $11 {[%emt 0:01:17]} Kf3 {[%emt 0:00:00]} (65... Rd2 66. Ra1) 66. Ra3+ {[%emt 0:00:06] [#]} Re3 $1 { [%emt 0:00:00]} 67. Ra1 {[%emt 0:00:27]} Re2 $2 {[%emt 0:00:00]} ({Black should play} 67... Rc3 $19 {...Kg4 would be deadly.} 68. Re1 Rc5) 68. Ra3+ $11 {[%emt 0:00:18]} Kg4 {[%emt 0:00:00] ( -> ...Re1+)} 69. Rb3 $2 {[%emt 0:00:15] Black keeps a firm grip on the game.} Re1+ {[%emt 0:00:00]} 70. Kf2 {[%emt 0: 00:07]} Rh1 {[%emt 0:00:00]} 71. Ra3 {[%emt 0:00:21]} Rxh2+ {[%emt 0:00:00]} 72. Kg1 {[%emt 0:00:05]} Rb2 {[%emt 0:00:03]} 73. Rc3 {[%emt 0:00:04]} Rg2+ { [%emt 0:05:17]} 74. Kh1 {[%emt 0:00:05]} Ra2 {[%emt 0:00:05]} 75. Kg1 {[%emt 0: 00:03]} Rd2 {[%emt 0:00:04]} 76. Ra3 {[%emt 0:00:04]} Rg2+ {[%emt 0:01:24]} 77. Kh1 {[%emt 0:00:05]} Rb2 {[%emt 0:00:03]} 78. Kg1 {[%emt 0:00:04]} f3 {[%emt 0: 00:49]} 79. Ra8 {[%emt 0:00:55]} Rb1+ {[%emt 0:00:12]} 80. Kh2 {[%emt 0:00:09]} Rb2+ {[%emt 0:00:41]} 81. Kg1 {[%emt 0:00:06]} f2+ {[%emt 0:01:00] Black mates. } 82. Kf1 {[%emt 0:00:06]} Rb1+ {[%emt 0:00:05]} 83. Kxf2 {[%emt 0:00:05]} h2 { [%emt 0:00:04]} 84. Rg8+ {[%emt 0:00:14]} Kf5 {[%emt 0:00:06] Weighted Error Value: White=0.10 (very precise) /Black=0.12 (very precise)} 0-1