[Event "Magistral Osasco 60 Anos 2022"] [Site "Sao Paolo"] [Date "2022.02.25"] [Round "7.1"] [White "Alboredo, Julia"] [Black "Stamenkovic, Dragan"] [Result "0-1"] [ECO "B01"] [WhiteElo "2216"] [BlackElo "2378"] [Annotator "TA"] [PlyCount "102"] [EventDate "2022.02.19"] [EventType "tourn"] [EventCountry "BRA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,102,18,25,0,2,0,22,22,19,19,19,19,20,20,19,14,28,15,23,0,0,0,0,0,0,0, 0,0,0,0,-11,-16,-5,-12,-5,-5,0,-14,-7,-56,-61,-50,-68,-66,-70,-69,-38,-48,-50, -58,-33,-33,-22,-316,-33,-372,-358,-350,-332,-268,0,0,0,0,0,-12833,-12833, -12833,-12834,-12834,-12835,-12835,-12835,-12835,-12835,-12838,-12839,-12839, -12839,-12840,-12840,-12841,-12841,-12841,-12842,-12842,-12843,-12843,-12843, -12844,-12843,-12845,-12845,-12845,-12846]} 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nge2 Bf5 6. Ng3 {B01: Scandinavian Defence.} Bg6 {[#]} 7. h4 $146 ({ Predecessor:} 7. Bd3 e6 8. O-O Be7 9. Re1 c6 10. Be3 Nbd7 11. Qd2 Nb6 12. a4 a5 13. Bf4 {½-½ (47) Coman,L (1726)-Holmstrom,J (1917) Bucharest 2019}) 7... h5 8. Bd3 {Threatens to win with Bxg6. The position is equal.} Bxd3 9. Qxd3 Nc6 10. Be3 O-O-O {[%CAl Rc6d4]} 11. O-O-O $1 e6 {Prevents d5.} 12. Nge4 Nxe4 13. Qxe4 Nb4 14. a3 Nd5 15. Nxd5 Qxd5 16. Qxd5 exd5 17. Bg5 Re8 18. Rde1 Bd6 19. g3 Kd7 20. Kd1 Re6 21. Rxe6 Kxe6 $11 {[%mdl 4096] Endgame KRB-KRB} 22. Re1+ Kd7 23. Ke2 Re8+ 24. Kf1 (24. Be3 $1 $11) 24... Rxe1+ $15 25. Kxe1 {KB-KB} Ke6 26. Ke2 Kf5 27. Kf3 $1 f6 28. Be3 g5 {[%CAl Bg7g5,Bg5g4][%mdl 32]} 29. Bd2 b6 30. a4 Bf8 {Strongly threatening ...g4+.} 31. Bc1 $2 {[%mdl 8192]} (31. b4 $11 { and White has nothing to worry.}) 31... a6 $2 (31... g4+ $1 $19 32. Ke2 Ke4) 32. Bd2 $2 {[%mdl 8192]} ({White must play} 32. hxg5 $1 $15 fxg5 33. Kg2) 32... g4+ $19 33. Ke2 {[#]} Ke4 34. Bf4 {[#]} Bd6 (34... c6 $1 $19 {And now ...b5 would win.} 35. Bc7 Kxd4) 35. Bxd6 $11 cxd6 {KP-KP} 36. c3 b5 (36... f5 $5) 37. axb5 {[%mdl 8192] White is on the road to losing.} (37. a5 $11) 37... axb5 $19 {Black is clearly winning.} 38. Kd2 Kf3 39. Ke1 f5 40. Kf1 f4 41. gxf4 Kxf4 42. Ke2 Ke4 43. Kd2 Kf3 44. Ke1 g3 45. fxg3 Kxg3 46. Ke2 Kxh4 47. Kf3 Kg5 48. Kg3 h4+ {[%CAl Bh5h4,Bh4h3][%mdl 32]} 49. Kh3 Kh5 50. Kg2 Kg4 51. Kh2 h3 {Weighted Error Value: White=0.50/Black=0.23 (precise)} 0-1 [Event "Magistral Osasco 60 Anos 2022"] [Site "Sao Paolo"] [Date "2022.02.25"] [Round "7.2"] [White "Pereira, Silvio Cunha"] [Black "El Debs, Felipe de Cresce"] [Result "1/2-1/2"] [ECO "B70"] [WhiteElo "2217"] [BlackElo "2553"] [Annotator "TA"] [PlyCount "78"] [EventDate "2022.02.19"] [EventType "tourn"] [EventCountry "BRA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,78,0,18,0,-20,-29,-19,-12,-20,-25,-32,-110,-83,-104,-96,-97,-103, -341,-338,-470,-464,-457,-457,-440,-452,-409,-406,-389,0,-249,2134,-29999,1892, -216,2191,-354,750,-149,29989,444,1487,0,1347,46,2188,73,1079,900,4682,560,481, -99,4794,-89,915,-44,1044,-52,2806,-197,4702,-665,4710,-422,101]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g3 g6 7. Bg2 Nxd4 8. Qxd4 Bg7 9. Qb4 {[#] B70: Sicilian Dragon: 6 g3 and 6 Be2 (without a later Be3).} a5 $146 ( {Predecessor:} 9... O-O 10. a4 Qc7 11. a5 Be6 12. e5 Nd7 13. exd6 exd6 14. O-O Rab8 15. Rd1 Ne5 16. Rxd6 Rfc8 {1-0 (72) Popovic,P (2520)-Makarov,M (2515) Cetinje 1993}) 10. Qb5+ Nd7 11. Nd5 {The position is equal.} e6 12. Ne3 O-O 13. h4 (13. Qe2 $15) 13... b6 14. Qc6 {[%csl Ba8,Bd6]} Ba6 15. Qxd6 Qc8 {And now .. .Rd8 would win.} 16. h5 $2 (16. Bf1 $17) 16... Rd8 $19 {...Ne5 is the strong threat.} (16... Be5 17. Qa3 $11) 17. f4 {To avoid Ne5} (17. hxg6 Ne5 18. gxf7+ (18. gxh7+ $2 Kh8 $19) (18. Qxb6 Nf3+ 19. Bxf3 Bc3+) 18... Kxf7 19. Qxd8 (19. Qxb6 Nf3+ 20. Bxf3 Bc3+) 19... Qxd8) 17... Bf8 18. Qd1 {[#]} Ne5 {[%mdl 512]} 19. Bd2 {[#]} Bb4 $1 20. Bxb4 Rxd1+ 21. Rxd1 gxh5 $2 22. fxe5 $2 (22. Be7 $11 Qe8 23. Bd6) 22... Qc5 $4 {[%mdl 8192]} 23. Rxh5 $4 {[%mdl 8192]} Bb5 $4 { [%mdl 8192]} 24. Kf2 $4 {[%mdl 8192]} f5 $4 {[%mdl 8192]} 25. Kf3 $4 {[%mdl 8192]} Qxe5 $4 {[%mdl 8192]} (25... Qxb4 26. exf5 Bc6+ 27. Kf2 Bxg2 28. Kxg2 Qe4+ 29. Kf2 Qxe5 30. Rd7 $15) (25... axb4 $2 26. Rg5+ Kh8 27. exf5 Qxe5 28. Bf1 $19 (28. Kf2 $2 Re8 $19)) (25... fxe4+ $19 26. Kxe4 Qxb4+ 27. Rd4 Qe1) 26. exf5 $2 Rd8 $2 {[%mdl 8192]} 27. Kf2 Rf8 (27... Rxd1 $142 28. Rg5+ Kf7) 28. Bf3 $2 Be8 $2 {[%mdl 8192]} (28... axb4 $11 29. Rh6 exf5) 29. Rh4 $2 Qxb2 $2 { [%mdl 8192]} (29... axb4 $14 30. Re4 (30. Rxb4 exf5 31. Rd5 Qe7 $11) 30... Qxb2 ) 30. Rdd4 $2 exf5 $2 {[%mdl 8192]} (30... axb4 $16 31. Rhg4+ Kh8) 31. Bd5+ Bf7 32. Bxf7+ (32. Bxf8 $142 Kxf8 33. Bxf7 Kxf7 34. Rd7+ Ke6 35. Rd6+ $3 {[%mdl 512]} Ke7 36. Rxh7+ Kxd6 37. Nc4+ Ke6 38. Nxb2) 32... Rxf7 $18 33. Rd3 $2 Kg7 $2 {[%mdl 8192]} (33... axb4 $17 34. Rd8+ Rf8 35. Rxf8+ Kxf8) 34. a4 $2 Kg6 $2 {[%mdl 8192]} (34... axb4 $17 35. Kf3 Qf6) 35. Rc4 $2 Kg5 $2 {[%mdl 8192]} ( 35... axb4 $15 36. Rd6+ Rf6) 36. Rcd4 $2 Qxc2+ {[%mdl 8192]} 37. Kf3 $4 { [%mdl 8192]} (37. Nxc2 $18 axb4 38. Rxb4) 37... Qxa4 $4 {[%mdl 8192] [#]} ( 37... Qc6+ $19 38. Kf2 axb4 39. Rxb4 Re7) 38. Kg2 $4 {[%mdl 8192]} Qc2+ $4 { [%mdl 8192]} 39. Kh3 $4 {[%mdl 8192]} (39. Nxc2 $18 {was the only winning move. } axb4 40. Rxb4) 39... Qb1 $2 {Both players deserved the win here. Weighted Error Value: White=2.34/Black=0.71} ({Better is} 39... Qc6 $19 {[%CAl Rc6h1]} 40. Nf1 axb4) 1/2-1/2 [Event "Magistral Osasco 60 Anos 2022"] [Site "Sao Paolo"] [Date "2022.02.25"] [Round "7.3"] [White "Quintiliano Pinto, Renato R."] [Black "Di Berardino, Diego Rafael"] [Result "1/2-1/2"] [ECO "D24"] [WhiteElo "2468"] [BlackElo "2483"] [Annotator "RC"] [PlyCount "136"] [EventDate "2022.02.19"] [EventType "tourn"] [EventCountry "BRA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:1800+30"] 1. d4 {[%emt 0:00:09]} Nf6 {[%emt 0:00:06]} 2. c4 {[%emt 0:00:27]} e6 {[%emt 0: 00:37]} 3. Nf3 {[%emt 0:00:31]} d5 {[%emt 0:01:18]} 4. Nc3 {[%emt 0:01:17]} dxc4 {[%emt 0:00:50]} 5. e4 {[%emt 0:07:55]} b5 {[%emt 0:00:56]} 6. Nxb5 { [%emt 0:06:01]} Nxe4 {[%emt 0:00:18]} 7. Qa4 {[%emt 0:00:03]} c6 {[%emt 0:02: 41]} 8. Nc3 {[%emt 0:00:32]} Nxc3 {[%emt 0:01:20]} 9. bxc3 {[%emt 0:00:04]} Ba6 {[%emt 0:01:47]} 10. Bxc4 {[%emt 0:00:07]} Bxc4 {[%emt 0:00:09]} 11. Qxc4 { [%emt 0:00:05]} Bd6 {[%emt 0:02:06]} 12. O-O {[%emt 0:00:37]} O-O {[%emt 0:04: 11]} 13. g3 {[%emt 0:04:35]} Qa5 {[%emt 0:10:57]} 14. Be3 {[%emt 0:10:16]} Qd5 {[%emt 0:06:35]} 15. Qe2 {[%emt 0:01:40]} Nd7 {[%emt 0:00:51]} 16. Rfd1 { [%emt 0:05:49]} Rfe8 {[%emt 0:32:57]} 17. Nd2 {[%emt 0:15:36]} Qf5 {[%emt 0:03: 52]} 18. Rab1 {[%emt 0:07:04]} Nb6 {[%emt 0:11:29]} 19. c4 {[%emt 0:13:56]} Bc7 {[%emt 0:00:37]} 20. Rdc1 {[%emt 0:01:53]} Rac8 {[%emt 0:07:49]} 21. Qf3 { [%emt 0:08:58]} Qg6 {[%emt 0:01:15]} 22. Qxc6 {[%emt 0:06:17]} Bxg3 {[%emt 0: 01:45]} 23. Qg2 {[%emt 0:00:07]} Bh4 {[%emt 0:01:10]} 24. Qxg6 {[%emt 0:00:12]} hxg6 {[%emt 0:00:03]} 25. Nf3 {[%emt 0:01:44]} Bf6 {[%emt 0:01:22]} 26. c5 { [%emt 0:00:24]} Nd5 {[%emt 0:00:08]} 27. Rb7 {[%emt 0:00:33]} a6 {[%emt 0:01: 51]} 28. c6 {[%emt 0:02:20]} Re7 {[%emt 0:01:04]} 29. Bd2 {[%emt 0:01:09]} Kf8 {[%emt 0:03:21]} 30. Rc5 {[%emt 0:02:50]} Rec7 {[%emt 0:00:20]} 31. Rxc7 { [%emt 0:00:45]} Rxc7 {[%emt 0:00:03]} 32. Ba5 {[%emt 0:01:22]} Rc8 {[%emt 0:00: 05]} 33. c7 {[%emt 0:00:17]} Ne7 {[%emt 0:00:58]} 34. Bb4 {[%emt 0:01:08]} Ke8 {[%emt 0:00:07]} 35. Ra5 {[%emt 0:00:10]} Nc6 {[%emt 0:00:19]} 36. Ra4 { [%emt 0:00:03]} Rxc7 {[%emt 0:01:43]} 37. Bc5 {[%emt 0:00:11]} a5 {[%emt 0:00: 19]} 38. Nd2 {[%emt 0:00:09]} Be7 {[%emt 0:01:01]} 39. Nb3 {[%emt 0:01:45]} Bxc5 {[%emt 0:00:12]} 40. dxc5 {[%emt 0:00:00]} g5 {[%emt 0:00:00]} 41. Ra3 { [%emt 0:08:03]} Ra7 {[%emt 0:11:59]} 42. Nd2 {[%emt 0:00:08]} Rd7 {[%emt 0:09: 16]} 43. Nc4 {[%emt 0:00:09]} Rd5 {[%emt 0:00:26]} 44. Nxa5 {[%emt 0:00:10]} Rxc5 {[%emt 0:00:04]} 45. Nxc6 {[%emt 0:00:41]} Rxc6 {[%emt 0:00:47]} 46. Ra7 { [%emt 0:00:49]} Rc3 {[%emt 0:03:30]} 47. Kg2 {[%emt 0:02:24]} g4 {[%emt 0:00: 12]} 48. a4 {[%emt 0:00:39]} Ra3 {[%emt 0:00:05]} 49. a5 {[%emt 0:03:41]} g5 { [%emt 0:00:36]} 50. Kg1 {[%emt 0:03:12]} Kf8 {[%emt 0:00:08]} 51. Kg2 {[%emt 0: 00:08]} Kg7 {[%emt 0:00:11]} 52. Kg1 {[%emt 0:00:05]} Kg6 {[%emt 0:00:17]} 53. Kg2 {[%emt 0:00:36]} f6 {[%emt 0:00:29]} 54. Ra8 {[%emt 0:02:24]} Kf5 {[%emt 0: 02:50]} 55. a6 {[%emt 0:00:13]} Ke5 {[%emt 0:02:47]} 56. a7 {[%emt 0:01:12]} f5 {[%emt 0:02:23]} 57. Kg1 {[%emt 0:00:59]} Ra2 {[%emt 0:00:27]} 58. Kf1 { [%emt 0:00:12]} Ra1+ {[%emt 0:00:31]} 59. Kg2 {[%emt 0:00:12]} Ra3 {[%emt 0:01: 00]} 60. Kg1 {[%emt 0:06:58]} Ra4 {[%emt 0:00:08]} 61. Kf1 {[%emt 0:00:24]} Ra2 {[%emt 0:00:43]} 62. Kg1 {[%emt 0:00:18]} Ra6 {[%emt 0:03:00]} 63. Kf1 { [%emt 0:00:16]} Ra1+ {[%emt 0:00:04]} 64. Kg2 {[%emt 0:00:04]} Ra5 {[%emt 0:01: 20]} 65. Kf1 {[%emt 0:00:22]} f4 {[%emt 0:00:17]} 66. Kg2 {[%emt 0:00:08]} Ra3 {[%emt 0:00:34]} 67. Rg8 {[%emt 0:00:24]} Rxa7 {[%emt 0:00:04]} 68. Rxg5+ { [%emt 0:00:05]} Kf6 {[%emt 0:00:17]} 1/2-1/2 [Event "Magistral Osasco 60 Anos 2022"] [Site "Sao Paolo"] [Date "2022.02.25"] [Round "7.4"] [White "Languidey, Simon Alejandro"] [Black "Rodi, Luis Ernesto"] [Result "1/2-1/2"] [ECO "B13"] [WhiteElo "2403"] [BlackElo "2347"] [Annotator "TA"] [PlyCount "75"] [EventDate "2022.02.19"] [EventType "tourn"] [EventCountry "BRA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,75,7,-1,8,12,-4,-26,-14,-67,-65,-56,-27,-29,-19,-79,-75,-141,-142, -151,-138,-148,-78,-98,-79,-100,-17,-10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,-78,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 {[%CAl Bc7c6,Bc6d5,Bd5c4][%mdl 32]} 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 {[%CAl Bb8c6,Bc6e5,Be5g6][%mdl 32]} 6. Bg5 dxc4 7. d5 Ne5 8. Qd4 {[%csl Bc4,Be5] [#]} h6 $1 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} 9. Bf4 Ng6 10. Bg3 e5 {Black has an edge.} 11. Qxc4 (11. Bxe5 $11 Nxe5 12. Qxe5+ Be7 13. O-O-O (13. Bxc4 O-O $11)) 11... Bd6 $15 12. Bd3 O-O {[#]} (12... Nf4 {is interesting.} 13. Bxf4 exf4 14. Nf3 O-O 15. O-O Bg4) 13. Bxg6 $146 ({Predecessor:} 13. Nge2 Ne7 14. O-O Bf5 15. Rfd1 a6 16. a4 Rc8 17. Qb3 Bxd3 18. Rxd3 Rc7 19. f3 {1-0 (40) Vuckovic,A (2327)-Schwerteck,M (2090) Reutlingen 2011}) 13... fxg6 {[%CAl Bf7g6,Bg6g5,Bg5g4][%mdl 32]} 14. Nge2 (14. Nf3 $11 {remains equal.}) 14... Bf5 $17 15. Rd1 ({White should try} 15. O-O) 15... a6 16. Qb3 b5 17. a3 {To avoid b4} Nh5 (17... Rb8 $142 18. O-O b4 19. axb4 Rxb4) 18. O-O g5 19. f3 Rb8 ({ Better is} 19... Qf6 $1 $17 {And now ...Qg6 would win.} 20. h3 Qg6) 20. Ne4 $11 g4 21. Nxd6 Qxd6 22. Qe3 Nxg3 23. Nxg3 gxf3 24. Rxf3 Bg6 25. Rxf8+ Rxf8 26. h3 Rf4 27. Rd2 Rd4 28. Rxd4 exd4 29. Qxd4 Qxg3 30. d6 {[%CAl Bd5d6,Bd6d7][%mdl 32] Hoping for d7.} Qe1+ (30... Qg5 $5 31. d7 Qd8 $11) 31. Kh2 Qe8 {...Bf5 is the strong threat.} (31... Bf5 $5 32. d7 Bxd7 $1 33. Qxd7 Qe5+ 34. Kg1 Qe1+ 35. Kh2 Qe5+ 36. Kg1 Qxb2 $11) 32. d7 Qd8 33. Qd6 {[#]} (33. Qd5+ $1 $11 {keeps the balance.} Kh8 34. g4) 33... Kf7 (33... Bh7 $1 $17) 34. Qd5+ {The position is equal.} Ke7 35. Qe5+ Kf8 36. Qd6+ Kf7 {White must now prevent ...Bf5.} 37. Qd5+ Ke7 38. Qe5+ {Weighted Error Value: White=0.14 (very precise) /Black=0.11 (very precise)} 1/2-1/2 [Event "Magistral Osasco 60 Anos 2022"] [Site "Sao Paolo"] [Date "2022.02.25"] [Round "7.5"] [White "Supi, Luis Paulo"] [Black "Cubas, Jose Fernando"] [Result "1-0"] [ECO "B31"] [WhiteElo "2581"] [BlackElo "2469"] [Annotator "TA"] [PlyCount "67"] [EventDate "2022.02.19"] [EventType "tourn"] [EventCountry "BRA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,67,15,14,25,28,31,9,16,17,21,28,27,37,27,7,34,31,27,8,27,0,57,19,0, -11,-28,-33,31,26,29,28,70,46,46,47,43,37,36,31,28,21,108,106,356,315,329,310, 297,322,318,316,297,281]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. h3 Nf6 {[%CAl Bg8f6,Bf6d7,Bd7f8,Bf8e6,Be6d4][%mdl 32]} 7. Nc3 Nd7 8. Be3 e5 9. Qd2 h6 {9...h6 scores better than 9...Qe7. B31: Sicilian: 2...Nc6 3 Bb5 g6.} 10. O-O b6 11. Nh2 Nf8 {The position is equal.} 12. f4 exf4 13. Bxf4 Ne6 { [%CAl Oc5c4]} 14. Be3 Nd4 15. Nd1 Qe7 16. c3 Ne6 17. Nf2 g5 {[#]} 18. Qd1 $146 ({Predecessor:} 18. Nf3 f6 19. a4 O-O 20. a5 Rb8 21. axb6 axb6 22. Nh1 Qd6 23. g4 Rd8 24. Rad1 {1-0 (110) Bernal Varela,N (2493)-Wosch,A (2429) FICGS email 2020}) 18... h5 (18... Ba6 $11) 19. a4 (19. Qa4 $5 {[%CAl Ra4c6]} Bb7 20. Nf3 $11) 19... a5 20. d4 Ba6 21. Re1 Rd8 (21... O-O-O $15 22. Nf3 Kb7) 22. Nf3 $14 cxd4 23. cxd4 Qb4 {Inhibits Qb3.} (23... g4 $11 {was preferrable.} 24. hxg4 hxg4 25. Nxg4 Bxd4 26. Bxd4 Nxd4 27. Nxd4 c5) 24. Qc2 Qc4 25. Qd2 g4 (25... Nxd4 $2 26. Bxd4 Bxd4 27. Nxd4 Qxd4 28. Qxg5 $18) 26. hxg4 hxg4 ({Not} 26... Nxd4 27. Bxd4 Bxd4 28. Nxd4 Qxd4 29. Qg5 $16) (26... Bxd4 27. Nxd4 Nxd4 28. Bxd4 Qxd4 29. Qg5 $16) 27. Nxg4 {[#] aiming for Nge5.} Nxd4 ({Much less strong is} 27... Bxd4 28. Rac1 Bxe3+ 29. Qxe3 Qxa4 30. b3 $16 (30. Qxb6 Bb5 $16)) 28. Nxd4 Rxd4 (28... Bxd4 $11 29. Rad1 c5) 29. Qf2 $16 {And now Nf6+ would win.} Rxe4 $2 {This move loses the game for Black.} (29... Rd7 $16 {was worth a try.} ) 30. Nf6+ Bxf6 {White has a decisive advantage.} 31. Qxf6 O-O 32. Qg5+ Kh7 { [#]} 33. Kf2 $1 {White threatens Rh1+ and mate.} ({Less strong is} 33. Bxb6 Qd5 34. Qxd5 (34. Qg3 Rfe8 $14) 34... cxd5 $16) 33... Qc2+ 34. Kg3 {Weighted Error Value: White=0.08 (flawless) /Black=0.32} 1-0