[Event "Titled Tuesday 2025.04.15 Late"] [Site "chess.com INT"] [Date "2025.04.15"] [Round "1"] [White "Malamud, Lautaro"] [Black "Mendes, Aaron Reeve"] [Result "0-1"] [WhiteElo "1976"] [BlackElo "2335"] [ECO "B33"] [EventDate "2025.04.15"] [PlyCount "62"] [WhiteFideId "-1"] [GameId "2169191049257880"] [EventType "swiss (blitz)"] [EventRounds "11"] [EventCountry "NET"] [SourceTitle "The Week in Chess 1589"] [Source "Mark Crowther"] [SourceDate "2025.04.21"] [SourceVersion "1"] [SourceVersionDate "2025.04.21"] [SourceQuality "2"] 1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 Be7 9. Bxf6 Bxf6 10. Nc4 Be7 11. Nd5 b5 12. Ncb6 Rb8 13. a4 Rxb6 14. Nxb6 Qxb6 15. axb5 axb5 16. Qd5 O-O 17. Qxb5 Qc7 18. Bd3 Nd4 19. Qa4 Bb7 20. O-O d5 21. Qa5 Qd7 22. exd5 Bxd5 23. c4 Bxg2 24. Kxg2 Qg4+ 25. Kh1 Qf3+ 26. Kg1 Qxd3 27. Ra3 Ne2+ 28. Kg2 Bxa3 29. Qxa3 Nf4+ 30. Kg1 Qg6+ 31. Qg3 Ne2+ 0-1

[Event "Titled Tuesday 2025.04.15 Late"] [Site "chess.com INT"] [Date "2025.04.15"] [Round "2"] [White "Mendes, Aaron Reeve"] [Black "Robert, Yoann"] [Result "1-0"] [WhiteElo "2335"] [BlackElo "2197"] [ECO "B31"] [EventDate "2025.04.15"] [PlyCount "41"] [WhiteFideId "-1"] [GameId "2169191049311250"] [EventType "swiss (blitz)"] [EventRounds "11"] [EventCountry "NET"] [SourceTitle "The Week in Chess 1589"] [Source "Mark Crowther"] [SourceDate "2025.04.21"] [SourceVersion "1"] [SourceVersionDate "2025.04.21"] [SourceQuality "2"] 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. h3 e5 7. Nc3 Ne7 8. Be3 b6 9. a3 O-O 10. Qd2 f5 11. Bh6 Qd6 12. Ne2 Be6 13. Bxg7 Kxg7 14. Qc3 c4 15. Nxe5 Kg8 16. Nxc4 Bxc4 17. Qxc4+ Kg7 18. Qd4+ Qxd4 19. Nxd4 Rf6 20. e5 Rff8 21. Ne6+ 1-0

[Event "Titled Tuesday 2025.04.15 Late"] [Site "chess.com INT"] [Date "2025.04.15"] [Round "3"] [White "Le, Quang Liem"] [Black "Mendes, Aaron Reeve"] [Result "0-1"] [WhiteElo "2729"] [BlackElo "2335"] [ECO "A12"] [EventDate "2025.04.15"] [PlyCount "134"] [WhiteFideId "-1"] [GameId "2169191049405691"] [EventType "swiss (blitz)"] [EventRounds "11"] [EventCountry "NET"] [SourceTitle "The Week in Chess 1589"] [Source "Mark Crowther"] [SourceDate "2025.04.21"] [SourceVersion "1"] [SourceVersionDate "2025.04.21"] [SourceQuality "2"] 1. Nf3 d5 2. c4 c6 3. b3 Nf6 4. Bb2 g6 5. cxd5 cxd5 6. Bxf6 exf6 7. d4 Bb4+ 8. Nfd2 Bf5 9. a3 Bxb1 10. axb4 Bf5 11. e3 Nc6 12. Ra4 a6 13. b5 axb5 14. Bxb5 Ra5 15. Bxc6+ bxc6 16. O-O O-O 17. Qa1 Rb5 18. Rc1 Qd7 19. Qc3 Rc8 20. b4 Qb7 21. Nb3 Rb8 22. Na5 Qa6 23. h3 Bd7 24. Kh2 Kg7 25. g3 Qb6 26. Kg2 Rxb4 27. Rxb4 Qxb4 28. Qxb4 Rxb4 29. Nxc6 Rc4 30. Rxc4 dxc4 31. Nb4 c3 32. h4 g5 33. Kf3 Kg6 34. e4 gxh4 35. gxh4 Kh5 36. Kg3 f5 37. e5 Be6 38. d5 f4+ 39. Kxf4 Bxd5 40. Ke3 Bb3 41. Nd3 Kxh4 42. Nc5 Bc4 43. Ne4 c2 44. Kd2 Bd3 45. Nd6 Bg6 46. f4 Kg4 47. f5 Bxf5 48. Nxf7 Kf4 49. Nh6 Be6 50. Kxc2 Kg5 51. Kd3 Kxh6 52. Ke4 Kg5 53. Kf3 Kf5 54. Kg3 Kxe5 55. Kh4 Kf6 56. Kh5 Kg7 57. Kg5 h6+ 58. Kh4 Kg6 59. Kg3 Kg5 60. Kf3 h5 61. Kg3 h4+ 62. Kg2 Kg4 63. Kh2 h3 64. Kg1 Kg3 65. Kh1 Bc4 66. Kg1 h2+ 67. Kh1 Bd5# 0-1

[Event "Titled Tuesday 2025.04.15 Late"] [Site "chess.com INT"] [Date "2025.04.15"] [Round "4"] [White "Erdogmus, Yagiz Kaan"] [Black "Mendes, Aaron Reeve"] [Result "1-0"] [WhiteElo "2618"] [BlackElo "2335"] [ECO "A01"] [EventDate "2025.04.15"] [PlyCount "83"] [WhiteFideId "-1"] [GameId "2169191049434420"] [EventType "swiss (blitz)"] [EventRounds "11"] [EventCountry "NET"] [SourceTitle "The Week in Chess 1589"] [Source "Mark Crowther"] [SourceDate "2025.04.21"] [SourceVersion "1"] [SourceVersionDate "2025.04.21"] [SourceQuality "2"] 1. b3 d5 2. Bb2 Nf6 3. d3 c5 4. Nd2 Nc6 5. e4 e6 6. f4 Be7 7. Ngf3 O-O 8. g3 b6 9. Bg2 Bb7 10. O-O Rc8 11. e5 Nd7 12. c4 d4 13. Qe2 g6 14. h4 h5 15. Ne4 Qc7 16. Nfg5 Bxg5 17. hxg5 Ne7 18. Nd6 Bxg2 19. Nxc8 Rxc8 20. Kxg2 Nf5 21. Bc1 h4 22. gxh4 Qc6+ 23. Qe4 Nxh4+ 24. Kh3 Nf5 25. Qxc6 Rxc6 26. Bd2 a5 27. a3 Kg7 28. Kg4 Rc8 29. Kf3 a4 30. bxa4 Ra8 31. a5 Nh4+ 32. Kg4 Nf5 33. Kf3 Nh4+ 34. Kf2 bxa5 35. Rab1 Nf5 36. Rb7 Nf8 37. Rfb1 Nh7 38. Rb8 Ra6 39. R1b6 Ra7 40. Rc6 Nf8 41. Rcc8 Ne7 42. Rxf8 1-0

[Event "Titled Tuesday 2025.04.15 Late"] [Site "chess.com INT"] [Date "2025.04.15"] [Round "5"] [White "Mendes, Aaron Reeve"] [Black "Sroczynski, M."] [Result "1-0"] [WhiteElo "2335"] [BlackElo "2236"] [ECO "A04"] [EventDate "2025.04.15"] [PlyCount "75"] [WhiteFideId "-1"] [GameId "2169191049487802"] [EventType "swiss (blitz)"] [EventRounds "11"] [EventCountry "NET"] [SourceTitle "The Week in Chess 1589"] [Source "Mark Crowther"] [SourceDate "2025.04.21"] [SourceVersion "1"] [SourceVersionDate "2025.04.21"] [SourceQuality "2"] 1. Nf3 c5 2. b3 Nf6 3. Bb2 e6 4. e3 d5 5. d4 Bd6 6. dxc5 Bxc5 7. c4 O-O 8. a3 a5 9. Nbd2 Nc6 10. cxd5 exd5 11. Bd3 Bg4 12. h3 Bh5 13. Qc2 Be7 14. Bxf6 Bxf6 15. Bxh7+ Kh8 16. Rd1 Rc8 17. g4 Ne5 18. Qb1 Bg6 19. Bxg6 Nxg6 20. h4 Qe7 21. g5 Bc3 22. h5 Nf4 23. Kf1 Ne6 24. g6 f5 25. Qd3 d4 26. exd4 Bxd2 27. Qxd2 Qxa3 28. h6 f4 29. Qe2 Qd6 30. Ne5 Nxd4 31. Qh5 Qa6+ 32. Kg2 f3+ 33. Nxf3 Nxf3 34. hxg7+ Kxg7 35. Rd7+ Kf6 36. Qxf3+ Ke6 37. Qd5+ Kf6 38. Rd6+ 1-0

[Event "Titled Tuesday 2025.04.15 Late"] [Site "chess.com INT"] [Date "2025.04.15"] [Round "6"] [White "Murzin, Volodar"] [Black "Mendes, Aaron Reeve"] [Result "1-0"] [WhiteElo "2658"] [BlackElo "2335"] [ECO "B90"] [EventDate "2025.04.15"] [PlyCount "147"] [WhiteFideId "-1"] [GameId "2169191049578112"] [EventType "swiss (blitz)"] [EventRounds "11"] [EventCountry "NET"] [SourceTitle "The Week in Chess 1589"] [Source "Mark Crowther"] [SourceDate "2025.04.21"] [SourceVersion "1"] [SourceVersionDate "2025.04.21"] [SourceQuality "2"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. h3 Be7 9. Qf3 Nbd7 10. g4 h6 11. O-O-O Rc8 12. Nd5 Bxd5 13. exd5 Qc7 14. Bd3 a5 15. a4 e4 16. Bxe4 Qc4 17. Bd4 Qxa4 18. Kb1 Qb4 19. Bf5 a4 20. Nc1 O-O 21. Rhe1 Rce8 22. c3 Qb5 23. Bd3 Qa5 24. Na2 Ne5 25. Bxe5 dxe5 26. Rxe5 Bd6 27. Rf5 Nd7 28. g5 h5 29. g6 fxg6 30. Rxf8+ Rxf8 31. Qe3 Ne5 32. Bc2 Qb5 33. Nb4 a3 34. b3 Rf6 35. f4 Nf7 36. Na2 Bf8 37. c4 Qd7 38. Nc3 Nd6 39. c5 Nf5 40. Qf2 Qc7 41. Ne4 Rf7 42. Ka2 Qd8 43. d6 Qd7 44. b4 Qc6 45. Ng5 Rd7 46. Bb3+ Kh8 47. Qe2 Rd8 48. Qe6 Qg2+ 49. Kxa3 Ra8+ 50. Ba4 Qg3+ 51. Qb3 Qxf4 52. Nf7+ Kh7 53. d7 Be7 54. d8=Q Bxd8 55. Rxd8 Qc1+ 56. Ka2 Rxd8 57. Nxd8 Qd2+ 58. Qb2 Qxd8 59. Bc2 Qd5+ 60. Qb3 Qxb3+ 61. Kxb3 Nd4+ 62. Kc3 Nb5+ 63. Kc4 Na3+ 64. Kb3 Nb5 65. Bd3 Nc7 66. Be4 Kh6 67. Bxb7 g5 68. Kc4 g4 69. hxg4 hxg4 70. b5 Ne6 71. b6 Kg5 72. Bh1 g3 73. b7 Kf4 74. b8=Q+ 1-0

[Event "Titled Tuesday 2025.04.15 Late"] [Site "chess.com INT"] [Date "2025.04.15"] [Round "7"] [White "Mendes, Aaron Reeve"] [Black "Yurtseven, M."] [Result "1/2-1/2"] [WhiteElo "2335"] [BlackElo "2339"] [ECO "A05"] [EventDate "2025.04.15"] [PlyCount "181"] [WhiteFideId "-1"] [GameId "2169191049627372"] [EventType "swiss (blitz)"] [EventRounds "11"] [EventCountry "NET"] [SourceTitle "The Week in Chess 1589"] [Source "Mark Crowther"] [SourceDate "2025.04.21"] [SourceVersion "1"] [SourceVersionDate "2025.04.21"] [SourceQuality "2"] 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. e3 O-O 5. Be2 d6 6. d4 Nbd7 7. c4 b6 8. h3 Bb7 9. O-O Ne4 10. Nbd2 e6 11. Qc2 Nxd2 12. Nxd2 Qe7 13. Bf3 Bxf3 14. Nxf3 e5 15. dxe5 Nxe5 16. Bxe5 Bxe5 17. Rad1 a5 18. a3 Kg7 19. b4 axb4 20. axb4 Bf6 21. Rd5 Rfe8 22. c5 dxc5 23. bxc5 b5 24. c6 b4 25. Rd7 Qe6 26. Nd4 Bxd4 27. exd4 Ra2 28. Qc5 b3 29. d5 Qe5 30. Qc4 Ra1 31. d6 Rxf1+ 32. Qxf1 cxd6 33. c7 b2 34. Rd8 Qe1 35. Qxe1 Rxe1+ 36. Kh2 Rc1 37. Rb8 Rxc7 38. Rxb2 Rd7 39. Rd2 Kf6 40. Kg3 Ke5 41. Kf3 d5 42. Ke3 d4+ 43. Kd3 Ra7 44. Rc2 Ra3+ 45. Kc4 d3 46. Rc1 Ke4 47. Re1+ Kf4 48. Kd4 Ra2 49. Rf1 d2 50. Rd1 f5 51. Kd3 Ra3+ 52. Kxd2 Ra2+ 53. Ke1 g5 54. Rd4+ Ke5 55. Rd7 Ra1+ 56. Ke2 Ra2+ 57. Kf3 Ra3+ 58. Ke2 Ra2+ 59. Ke1 Ra1+ 60. Rd1 Rxd1+ 61. Kxd1 Kd5 62. Ke2 Ke4 63. Kd2 Kd4 64. Kc2 h5 65. Kd2 h4 66. Ke2 g4 67. hxg4 fxg4 68. f3 g3 69. Kf1 Ke3 70. Kg1 Kd3 71. Kf1 Kd4 72. Kg1 Ke3 73. Kf1 Kf4 74. Ke2 Kf5 75. Ke3 Ke5 76. f4+ Kf5 77. Kf3 h3 78. gxh3 g2 79. Kxg2 Kxf4 80. Kf2 Kg5 81. Kg3 Kh5 82. h4 Kh6 83. Kg4 Kh7 84. h5 Kh8 85. Kh4 Kh7 86. Kg5 Kh8 87. h6 Kh7 88. Kh5 Kh8 89. Kg6 Kg8 90. h7+ Kh8 91. Kh6 1/2-1/2

[Event "Titled Tuesday 2025.04.15 Late"] [Site "chess.com INT"] [Date "2025.04.15"] [Round "8"] [White "Mendes, Aaron Reeve"] [Black "Tomic, Bos"] [Result "1-0"] [WhiteElo "2335"] [BlackElo "2429"] [ECO "B40"] [EventDate "2025.04.15"] [PlyCount "95"] [WhiteFideId "-1"] [GameId "2169191049652011"] [EventType "swiss (blitz)"] [EventRounds "11"] [EventCountry "NET"] [SourceTitle "The Week in Chess 1589"] [Source "Mark Crowther"] [SourceDate "2025.04.21"] [SourceVersion "1"] [SourceVersionDate "2025.04.21"] [SourceQuality "2"] 1. e4 c5 2. Nf3 e6 3. b3 Qc7 4. Bb2 a6 5. g3 Nc6 6. Bg2 b6 7. O-O Bb7 8. d4 cxd4 9. Nxd4 Nf6 10. c4 h5 11. Nc3 Ne5 12. Re1 h4 13. Nd5 exd5 14. exd5 hxg3 15. hxg3 d6 16. f4 Be7 17. Nf5 Kf8 18. fxe5 dxe5 19. Nxe7 Qxe7 20. Bxe5 Qc5+ 21. Bd4 Qd6 22. Qd3 Bc8 23. Qe3 Bh3 24. Bxb6 Kg8 25. Bc5 Qd7 26. Qf2 Bxg2 27. Qxg2 Qg4 28. Rad1 Rh3 29. Bd6 Rd8 30. Be5 Nh5 31. Rd3 Re8 32. d6 Nf6 33. Rde3 Nd7 34. Qe2 Qf5 35. Bf4 Rxe3 36. Qxe3 Qh7 37. Qf3 Qc2 38. Re8+ Nf8 39. Re2 Qd1+ 40. Kg2 Qh1+ 41. Kf2 Rh2+ 42. Ke3 Qc1+ 43. Ke4 Qb1+ 44. Ke3 Qc1+ 45. Kd3 Qd1+ 46. Bd2 Qb1+ 47. Kc3 Qa1+ 48. Kb4 1-0

[Event "Titled Tuesday 2025.04.15 Late"] [Site "chess.com INT"] [Date "2025.04.15"] [Round "9"] [White "Christiansen, Johan-Sebastian"] [Black "Mendes, Aaron Reeve"] [Result "1/2-1/2"] [WhiteElo "2658"] [BlackElo "2335"] [ECO "B30"] [EventDate "2025.04.15"] [PlyCount "115"] [WhiteFideId "-1"] [GameId "2169191049693062"] [EventType "swiss (blitz)"] [EventRounds "11"] [EventCountry "NET"] [SourceTitle "The Week in Chess 1589"] [Source "Mark Crowther"] [SourceDate "2025.04.21"] [SourceVersion "1"] [SourceVersionDate "2025.04.21"] [SourceQuality "2"] 1. e4 c5 2. Nf3 Nc6 3. b4 Nxb4 4. c3 Nc6 5. d4 cxd4 6. cxd4 d5 7. exd5 Qxd5 8. Nc3 Qa5 9. d5 e6 10. Bd2 Bb4 11. Rc1 exd5 12. Bd3 Nf6 13. O-O O-O 14. a3 Bxa3 15. Ra1 Qc5 16. Nb5 Bb4 17. Bf4 Bg4 18. Bd6 Qb6 19. Bxf8 Rxf8 20. h3 Bxf3 21. Qxf3 a6 22. Na3 Ne5 23. Qd1 Bxa3 24. Rxa3 Qd6 25. Ra1 Rc8 26. Bf5 Rc7 27. Re1 g6 28. Bc2 Kg7 29. Bb3 Nc6 30. Rc1 Rd7 31. Ba4 b5 32. Bb3 d4 33. Qf3 Ne5 34. Qg3 Re7 35. Red1 d3 36. Rc8 Qd7 37. Ra8 Qb7 38. Rd8 Qc7 39. Ra8 Qc3 40. Rb1 Nc6 41. Rc8 Re1+ 42. Rxe1 Qxe1+ 43. Kh2 Nd4 44. Qd6 Nf3+ 45. gxf3 Qxf2+ 46. Kh1 Qxf3+ 47. Kg1 Qe3+ 48. Kh2 Qe2+ 49. Kh1 Qf1+ 50. Kh2 Qf2+ 51. Kh1 Qe1+ 52. Kh2 Qf2+ 53. Kh1 Qf1+ 54. Kh2 Qe2+ 55. Kh1 Qf3+ 56. Kg1 Qe3+ 57. Kg2 Qe2+ 58. Kh1 1/2-1/2

[Event "Titled Tuesday 2025.04.15 Late"] [Site "chess.com INT"] [Date "2025.04.15"] [Round "10"] [White "Mendes, Aaron Reeve"] [Black "Kacharava, Nikolozi"] [Result "0-1"] [WhiteElo "2335"] [BlackElo "2521"] [ECO "B90"] [EventDate "2025.04.15"] [PlyCount "122"] [WhiteFideId "-1"] [GameId "2169191049742320"] [EventType "swiss (blitz)"] [EventRounds "11"] [EventCountry "NET"] [SourceTitle "The Week in Chess 1589"] [Source "Mark Crowther"] [SourceDate "2025.04.21"] [SourceVersion "1"] [SourceVersionDate "2025.04.21"] [SourceQuality "2"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Qd3 g6 7. Be2 Bg7 8. Bg5 h6 9. Bxf6 Bxf6 10. Qe3 O-O 11. O-O-O Bg7 12. h4 Nc6 13. Nb3 Be6 14. g4 Rc8 15. f4 Nb4 16. Kb1 Qc7 17. Nd4 Bxa2+ 18. Kc1 Bc4 19. h5 Qa5 20. hxg6 fxg6 21. g5 Bxe2 22. Ndxe2 Qa1+ 23. Kd2 Qxb2 24. Rc1 Bxc3+ 25. Nxc3 Rxf4 26. Rxh6 Rxc3 27. Qxf4 Rxc2+ 28. Rxc2 Qxc2+ 29. Ke3 Qc1+ 30. Kf3 Qf1+ 31. Kg3 Qxf4+ 32. Kxf4 Kg7 33. Rh1 e5+ 34. Ke3 a5 35. Rd1 a4 36. Rxd6 a3 37. Rd7+ Kf8 38. Rd8+ Ke7 39. Rb8 a2 40. Rxb7+ Kd6 41. Rb6+ Kc5 42. Rxg6 a1=Q 43. Rg8 Qd4+ 44. Kf3 Qd3+ 45. Kg4 Qxe4+ 46. Kh5 Qf3+ 47. Kh6 Nd5 48. Rc8+ Kd6 49. Rd8+ Ke7 50. Ra8 Qh3+ 51. Kg7 Nf4 52. Ra7+ Ke6 53. Rf7 Qh5 54. Rf6+ Ke7 55. Rf5 Qg6+ 56. Kh8 Qxf5 57. g6 Nxg6+ 58. Kg7 Nf4 59. Kh8 Qg5 60. Kh7 Kf7 61. Kh8 Qg8# 0-1

[Event "Titled Tuesday 2025.04.15 Late"] [Site "chess.com INT"] [Date "2025.04.15"] [Round "11"] [White "Mendes, Aaron Reeve"] [Black "Sibashvili, G."] [Result "1-0"] [WhiteElo "2335"] [BlackElo "2409"] [ECO "B52"] [EventDate "2025.04.15"] [PlyCount "107"] [WhiteFideId "-1"] [GameId "2169191049762856"] [EventType "swiss (blitz)"] [EventRounds "11"] [EventCountry "NET"] [SourceTitle "The Week in Chess 1589"] [Source "Mark Crowther"] [SourceDate "2025.04.21"] [SourceVersion "1"] [SourceVersionDate "2025.04.21"] [SourceQuality "2"] 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. Re1 e6 7. c3 Be7 8. d4 O-O 9. e5 Ne8 10. exd6 Nxd6 11. Bf4 Qb6 12. Nbd2 cxd4 13. Nxd4 Rfd8 14. Bxd6 Qxd6 15. Ne4 Qb6 16. Qe2 Nc5 17. Nxc5 Bxc5 18. Nb3 Be7 19. Rad1 a5 20. Rxd8+ Rxd8 21. Rd1 a4 22. Rxd8+ Bxd8 23. Nd4 Bf6 24. Qb5 Qxb5 25. Nxb5 Kf8 26. Kf1 Ke7 27. Ke2 Kd7 28. Kd3 Kc6 29. Kc4 Be7 30. Nd4+ Kb6 31. f4 Bc5 32. g3 g6 33. Nf3 f6 34. Nd2 Kc6 35. Ne4 Be7 36. b3 b5+ 37. Kd3 f5 38. Nd2 axb3 39. Nxb3 Kd5 40. Nd4 Bc5 41. Nxb5 Bg1 42. c4+ Kc6 43. Nd4+ Kd6 44. Nf3 Bc5 45. Ng5 h5 46. Nf7+ Ke7 47. Ne5 g5 48. fxg5 Bg1 49. Nf3 Bc5 50. Kc3 Kd6 51. g6 Ke7 52. Kb3 Kf6 53. Ka4 e5 54. Nxe5 1-0