[Event "EU-ch Schools U11"]
[Site "Tornelo INT"]
[Date "2021.12.04"]
[Round "3"]
[White "Chaladze, Giorgi"]
[Black "Demin, Mark"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "1316"]
[PlyCount "145"]
[EventDate "2021.12.03"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 0-0 6. Nf3 Nc6 7. h3 e5 8. Be3 Nh5 9. d5 Nd4 10. Bxd4 exd4 11. Ne2 c5 12. dxc6 bxc6 13. Nfxd4 Bxd4 14. Nxd4 Nf4 15. Qf3 Nxd3+ 16. Qxd3 c5 17. Nf3 Re8 18. 0-0 Rb8 19. b3 Bb7 20. Rfe1 Re6 21. Rad1 Qe7 22. Nd2 Re8 23. f3 f5 24. Re2 fxe4 25. fxe4 Bxe4 26. Nxe4 Rxe4 27. Qd5+ Kg7 28. Rxe4 Qxe4 29. Qxe4 Rxe4 30. Rxd6 Re1+ 31. Kf2 Ra1 32. Rd7+ Kf6 33. Rxa7 Ke6 34. a4 Kd6 35. Rxh7 Rb1 36. Rb7 Rb2+ 37. Kg3 Rd2 38. Rb6+ Kc7 39. Rxg6 Rd3+ 40. Kh4 Rxb3 41. Rg5 Kc6 42. Rg4 Ra3 43. Kh5 Rxa4 44. h4 Ra8 45. Rg6+ Kc7 46. Rg7+ Kc6 47. Kg6 Ra4 48. h5 Rxc4 49. h6 Rg4+ 50. Kf7 Rf4+ 51. Kg8 Rh4 52. h7 c4 53. h8Q Rxh8+ 54. Kxh8 Kb5 55. Rh7 c3 56. Rh1 Kb4 57. Rf1 Kb3 58. g4 Kb2 59. g5 c2 60. g6 c1Q 61. Rxc1 Kxc1 62. g7 Kc2 63. g8Q Kc3 64. Qg4 Kd3 65. Kg7 Ke3 66. Kf6 Kd3 67. Ke5 Kc3 68. Kd5 Kb3 69. Qc4+ Ka3 70. Qb5 Ka2 71. Kc4 Ka1 72. Kc3 Ka2 73. Qb2# 1-0

[Event "EU-ch Schools U11"]
[Site "Tornelo INT"]
[Date "2021.12.04"]
[Round "4"]
[White "Demin, Mark"]
[Black "Bilik, Matej"]
[Result "1-0"]
[ECO "A07"]
[BlackElo "1487"]
[PlyCount "75"]
[EventDate "2021.12.03"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 b6 4. 0-0 Bb7 5. d4 g6 6. Nc3 Bg7 7. Bf4 a6 8. Qd2 0-0 9. Bh6 Nbd7 10. Bxg7 Kxg7 11. Qg5 c5 12. Rad1 h6 13. Qe3 Rc8 14. a3 Re8 15. Ne5 cxd4 16. Rxd4 Nxe5 17. Qxe5 Qc7 18. Qxc7 Rxc7 19. Nxd5 Nxd5 20. Bxd5 Bxd5 21. Rxd5 Rxc2 22. Rdd1 Rxe2 23. Rb1 Rd8 24. Rfe1 Rdd2 25. Rxe2 Rxe2 26. Kf1 Rc2 27. b3 Ra2 28. a4 Kf6 29. Kg2 e6 30. Kf3 g5 31. Kg4 Kg6 32. Kf3 Rc2 33. Ke3 f5 34. h4 gxh4 35. gxh4 Kh5 36. Kf4 Rxf2+ 37. Kg3 Rc2 38. Kf4 1-0

[Event "EU-ch Schools U11"]
[Site "Tornelo INT"]
[Date "2021.12.04"]
[Round "5"]
[White "Demin, Mark"]
[Black "Lavrishchev, Matvei"]
[Result "0-1"]
[ECO "A07"]
[BlackElo "1324"]
[PlyCount "126"]
[EventDate "2021.12.03"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 e6 3. Bg2 c6 4. 0-0 Bd6 5. d4 f5 6. Nc3 Nf6 7. Ne5 Nbd7 8. Bf4 Qc7 9. Nxd7 Bxd7 10. Bxd6 Qxd6 11. a3 a5 12. Na4 0-0 13. Nb6 Ra6 14. Nxd7 Qxd7 15. Qd3 Rfa8 16. Rfe1 b5 17. c3 a4 18. Reb1 Ne4 19. Bxe4 fxe4 20. Qe3 Qf7 21. Rf1 Rf8 22. f3 exf3 23. Rxf3 Qe7 24. Rxf8+ Kxf8 25. Rf1+ Kg8 26. Qf4 Ra8 27. Qe5 Rf8 28. Rxf8+ Kxf8 29. Qb8+ Kf7 30. Qf4+ Kg8 31. Qb8+ Kf7 32. Qh8 h6 33. Qh7 Qd6 34. Qd3 g6 35. Qe3 g5 36. Qe5 Qxe5 37. dxe5 c5 38. Kf2 Kg6 39. Kf3 Kf5 40. Ke3 Kxe5 41. g4 d4+ 42. cxd4+ cxd4+ 43. Kd3 Kd5 44. h3 e5 45. e4+ dxe3 46. Kxe3 e4 47. b4 axb3 48. Kd2 e3+ 49. Kxe3 b2 50. Kd2 b1Q 51. Kc3 Qa1+ 52. Kb3 Kd4 53. Kb4 Qb1+ 54. Ka5 Kc5 55. Ka6 Qa2 56. Kb7 Qxa3 57. Kc7 Qa6 58. Kd7 Qd6+ 59. Ke8 Qc7 60. Kf8 Kd6 61. Kg8 Ke6 62. Kh8 Kf6 63. Kg8 Qg7# 0-1

[Event "EU-ch Schools U11"]
[Site "Tornelo INT"]
[Date "2021.12.03"]
[Round "1"]
[White "Chereshkevich, Yuri"]
[Black "Demin, Mark"]
[Result "1-0"]
[ECO "A02"]
[WhiteElo "1426"]
[PlyCount "65"]
[EventDate "2021.12.03"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 g6 3. e3 Bg7 4. f4 d6 5. Nf3 Nc6 6. Bb5 a6 7. Bxc6+ bxc6 8. 0-0 0-0 9. Qe1 Bf5 10. d3 d5 11. Nbd2 Be6 12. e4 Rb8 13. Rb1 Re8 14. e5 Nd7 15. Nd4 Rb6 16. Nxe6 fxe6 17. Qh4 Rf8 18. Qh3 Nc5 19. Ba3 Rb5 20. d4 Nb7 21. Qxe6+ Rf7 22. Nf3 Bh6 23. Ng5 Bxg5 24. fxg5 Qf8 25. Qxc6 Qc8 26. Rxf7 Kxf7 27. Rf1+ Kg8 28. Bxe7 Rb6 29. Qxd5+ Kh8 30. Rf8+ Qxf8 31. Bxf8 Rb5 32. Qf7 Nd8 33. Qg7# 1-0

[Event "EU-ch Schools U11"]
[Site "Tornelo INT"]
[Date "2021.12.03"]
[Round "2"]
[White "Demin, Mark"]
[Black "Chernykh, Nikita"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "1188"]
[PlyCount "148"]
[EventDate "2021.12.03"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 e6 3. Bg2 Nf6 4. 0-0 Be7 5. d4 0-0 6. Nc3 c5 7. Be3 c4 8. b3 Bb4 9. Bd2 Qa5 10. Na4 c3 11. Bg5 Be7 12. Qd3 Nc6 13. Qxc3 Qxc3 14. Nxc3 Bd7 15. Ne5 Rfe8 16. Bxf6 Bxf6 17. Nxd7 Bxd4 18. Nb5 Rad8 19. Nxd4 Nxd4 20. Nc5 b6 21. Nd3 Nxe2+ 22. Kh1 Rc8 23. Nc1 Nd4 24. c4 dxc4 25. bxc4 Rxc4 26. Nb3 Ne2 27. Rfe1 Nc3 28. Rac1 b5 29. Nd2 Rc7 30. Ne4 b4 31. Nxc3 bxc3 32. Re3 Rec8 33. h4 g6 34. Kh2 Kg7 35. Kh3 h5 36. f3 Kh6 37. g4 hxg4+ 38. fxg4 Kg7 39. g5 Rc4 40. Bf1 R4c5 41. Rf3 R8c7 42. Kg4 a5 43. a4 Rc8 44. Rd3 Rc4+ 45. Kf3 Rxh4 46. Rcxc3 Rxc3 47. Rxc3 Rxa4 48. Ke3 Rg4 49. Rc5 a4 50. Ra5 a3 51. Kf3 Rg1 52. Kf2 Rg4 53. Be2 Rf4+ 54. Bf3 Rf5 55. Rxa3 Rxg5 56. Rd3 Rf5 57. Ke2 g5 58. Be4 Re5 59. Ke3 f5 60. Kd4 Rxe4+ 61. Kc5 Kf6 62. Kd6 g4 63. Rg3 Kg5 64. Rd3 f4 65. Ke7 g3 66. Rd5+ exd5+ 67. Kd6 d4 68. Kd5 Re3 69. Kxd4 g2 70. Kd5 g1Q 71. Kd6 Qd1+ 72. Kc7 Rc3+ 73. Kb8 Qb1+ 74. Ka7 Ra3# 0-1

