[Event "ARG-chT"]
[Site "Buenos Aires"]
[Date "1997.??.??"]
[Round "4"]
[White "Gracia, Martin"]
[Black "Oba, K."]
[Result "1/2-1/2"]
[ECO "C10"]
[PlyCount "65"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Nf6 5. Be2 Nc6 6. Nf3 Bb4 7. Bd2 0-0 8. a3 Ba5 9. b4 Bb6 10. Bg5 Re8 11. Bxf6 Qxf6 12. Nxd5 Qd8 13. Nxb6 axb6 14. 0-0 Bg4 15. c3 Qf6 16. h3 Bh5 17. Re1 h6 18. Nh2 Bg6 19. Qd2 Rad8 20. Bd3 Ne7 21. Bxg6 Nxg6 22. Rxe8+ Rxe8 23. Re1 Rd8 24. Ng4 Qf5 25. Qe2 Qg5 26. Qe3 Qh5 27. Qf3 Qg5 28. Ne3 c6 29. Qf5 Qe7 30. Nc2 Qd6 31. Kf1 b5 32. Kg1 Qc7 33. Re4 1/2-1/2

[Event "ARG-chT"]
[Site "Buenos Aires"]
[Date "1997.??.??"]
[Round "2"]
[White "Ibanez, H."]
[Black "Oba, K."]
[Result "1-0"]
[ECO "C06"]
[PlyCount "62"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. Nf4 Qe7 10. 0-0 fxe5 11. Qh5+ Qf7 12. Qxf7+ Kxf7 13. dxe5 Ndxe5 14. Bb5 Bd7 15. Re1 Bd6 16. Nh3 h6 17. f4 Bc5+ 18. Kh1 Ng4 19. Nb3 Nf2+ 20. Nxf2 Bxf2 21. Re2 Bb6 22. Be3 Rac8 23. Bxb6 axb6 24. Rae1 Rhe8 25. h3 g6 26. Kh2 Ne5 27. Nd4 Bxb5 28. Nxb5 Nc4 29. b3 Rc5 30. bxc4 dxc4 31. Nd6+ Ke7 1-0

[Event "ARG-chT"]
[Site "Buenos Aires"]
[Date "1997.??.??"]
[Round "1"]
[White "Oba, K."]
[Black "Maldonado, Marcos"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "97"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nc6 5. d4 cxd4 6. cxd4 Nxe4 7. d5 Qa5+ 8. Kf1 Nb8 9. Be3 Nf6 10. Nc3 Bd7 11. h3 Na6 12. Rc1 g6 13. g3 Bg7 14. Qd2 0-0 15. Bh6 Rac8 16. Kg2 Nc7 17. Bxg7 Kxg7 18. Bc4 b5 19. Bb3 b4 20. Ne2 Ncxd5 21. Rhd1 Rxc1 22. Nxc1 Rc8 23. Ne2 Rc5 24. Nc1 Ba4 25. Nd4 Nb6 26. Nd3 Rd5 27. Nxb4 Bxb3 28. Nxd5 Qxd5+ 29. Nf3 Bxd1 30. Qxd5 Nbxd5 31. Nd4 Nb4 32. a3 Nc2 33. Nc6 Ne1+ 34. Kf1 Nd3 35. b4 a6 36. Nxe7 Ne4 37. f4 Nxg3+ 38. Kg2 Ne4 39. Nd5 Nb2 40. Nc7 Be2 41. Nd5 Nc4 42. a4 Nf6 43. Nc3 Bd3 44. Kf3 d5 45. a5 Be4+ 46. Ke2 d4 47. Nxe4 Nxe4 48. Kd3 Ncd2 49. Kxd4 0-1

[Event "ARG-chT"]
[Site "Buenos Aires"]
[Date "1997.??.??"]
[Round "7"]
[White "Oba, K."]
[Black "Suarez, Eduardo"]
[Result "1-0"]
[ECO "B78"]
[PlyCount "55"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 0-0 8. Bc4 Nc6 9. Qd2 Bd7 10. 0-0-0 Rc8 11. Bb3 Ne5 12. Kb1 Nc4 13. Bxc4 Rxc4 14. h4 Re8 15. g4 Qa5 16. Rdg1 b5 17. Nb3 Qc7 18. Bh6 Bh8 19. h5 b4 20. Ne2 Rc8 21. Rc1 a5 22. hxg6 fxg6 23. Nf4 a4 24. Na1 a3 25. b3 Rc3 26. g5 e5 27. gxf6 Kf7 28. Nd5 1-0

