
[Event "IX SESC Caioba Open"]
[Site "Caioba BRA"]
[Date "2025.07.05"]
[Round "8.14"]
[White "Umetsubo, C"]
[Black "Aranha Filho, A"]
[Result "1-0"]
[WhiteElo "2359"]
[BlackElo "2184"]
[ECO "B04"]
[PlyCount "109"]
1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 dxe5 5.Nxe5 c6 6.Bd3 Nd7 7.Nf3 N7f6 8.h3 Nb4 9.Bc4 Bf5 10.Bb3 e6 11.a3 Na6 12.g4 Be4 13.Nbd2 Qa5 14.O-O Bxf3 15.Qxf3 h5 16.Nc4 Qd5 17.Qxd5 Nxd5 18.g5 g6 19.Re1 O-O-O 20.Ne5 Rh7 21.c4 Ne7 22.Be3 Nf5 23.Rad1 Bd6 24.Bf4 Nc7 25.Bc2 Rhh8 26.Bh2 Rhf8 27.b4 Be7 28.Bxf5 gxf5 29.h4 Bd6 30.Bf4 Bxe5 31.Bxe5 b5 32.Rc1 Kb7 33.Bxc7 Kxc7 34.cxb5 Rxd4 35.Rxc6+ Kb8 36.Rec1 Rg4+ 37.Kf1 Rxh4 38.b6 Rd8 39.bxa7+ Kxa7 40.R6c4 Rh3 41.R4c3 Rh4 42.Rc4 Rh3 43.a4 e5 44.Kg2 Ra3 45.a5 Rd2 46.Rc7+ Ka6 47.Rxf7 f4 48.Rc6+ Kb5 49.Rc5+ Ka4 50.Rxe5 Rg3+ 51.Kf1 Rf3 52.Re2 Rd5 53.a6 Kxb4 54.Ra2 Rd8 55.a7 1-0
[Site "Caioba BRA"]
[Date "2025.07.05"]
[Round "8.14"]
[White "Umetsubo, C"]
[Black "Aranha Filho, A"]
[Result "1-0"]
[WhiteElo "2359"]
[BlackElo "2184"]
[ECO "B04"]
[PlyCount "109"]
1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 dxe5 5.Nxe5 c6 6.Bd3 Nd7 7.Nf3 N7f6 8.h3 Nb4 9.Bc4 Bf5 10.Bb3 e6 11.a3 Na6 12.g4 Be4 13.Nbd2 Qa5 14.O-O Bxf3 15.Qxf3 h5 16.Nc4 Qd5 17.Qxd5 Nxd5 18.g5 g6 19.Re1 O-O-O 20.Ne5 Rh7 21.c4 Ne7 22.Be3 Nf5 23.Rad1 Bd6 24.Bf4 Nc7 25.Bc2 Rhh8 26.Bh2 Rhf8 27.b4 Be7 28.Bxf5 gxf5 29.h4 Bd6 30.Bf4 Bxe5 31.Bxe5 b5 32.Rc1 Kb7 33.Bxc7 Kxc7 34.cxb5 Rxd4 35.Rxc6+ Kb8 36.Rec1 Rg4+ 37.Kf1 Rxh4 38.b6 Rd8 39.bxa7+ Kxa7 40.R6c4 Rh3 41.R4c3 Rh4 42.Rc4 Rh3 43.a4 e5 44.Kg2 Ra3 45.a5 Rd2 46.Rc7+ Ka6 47.Rxf7 f4 48.Rc6+ Kb5 49.Rc5+ Ka4 50.Rxe5 Rg3+ 51.Kf1 Rf3 52.Re2 Rd5 53.a6 Kxb4 54.Ra2 Rd8 55.a7 1-0
[Event "IX SESC Caioba Open"]
[Site "Caioba BRA"]
[Date "2025.07.05"]
[Round "8.14"]
[White "Umetsubo, C"]
[Black "Aranha Filho, A"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "FM"]
[WhiteElo "2359"]
[BlackElo "2184"]
[ECO "B04"]
[Opening "Alekhine's defence"]
[Variation "modern, Larsen variation"]
[EventDate "2025.06.29"]
[WhiteFideId "2103400"]
[BlackFideId "2103931"]
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 dxe5 5. Nxe5 c6 6. Bd3 Nd7 7. Nf3 N7f6
8. h3 Nb4 9. Bc4 Bf5 10. Bb3 e6 11. a3 Na6 12. g4 Be4 13. Nbd2 Qa5 14. O-O
Bxf3 15. Qxf3 h5 16. Nc4 Qd5 17. Qxd5 Nxd5 18. g5 g6 19. Re1 O-O-O 20. Ne5
Rh7 21. c4 Ne7 22. Be3 Nf5 23. Rad1 Bd6 24. Bf4 Nc7 25. Bc2 Rhh8 26. Bh2
Rhf8 27. b4 Be7 28. Bxf5 gxf5 29. h4 Bd6 30. Bf4 Bxe5 31. Bxe5 b5 32. Rc1
Kb7 33. Bxc7 Kxc7 34. cxb5 Rxd4 35. Rxc6+ Kb8 36. Rec1 Rg4+ 37. Kf1 Rxh4
38. b6 Rd8 39. bxa7+ Kxa7 40. R6c4 Rh3 41. R4c3 Rh4 42. Rc4 Rh3 43. a4 e5
44. Kg2 Ra3 45. a5 Rd2 46. Rc7+ Ka6 47. Rxf7 f4 48. Rc6+ Kb5 49. Rc5+ Ka4
50. Rxe5 Rg3+ 51. Kf1 Rf3 52. Re2 Rd5 53. a6 Kxb4 54. Ra2 Rd8 55. a7 1-0