[Event "AUT-ch Seniors 50"]
[Site "Vienna"]
[Date "2017.02.12"]
[Round "7.5"]
[White "Koller, Andreas"]
[Black "Oswald, Heinz"]
[Result "1/2-1/2"]
[ECO "D46"]
[WhiteElo "1866"]
[BlackElo "1983"]
[PlyCount "92"]
[EventDate "2017.02.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "AUT"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 c6 3. c4 e6 4. Nc3 Nf6 5. e3 Nbd7 6. Bd3 Bd6 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Nf6 10. Bc2 Qa5+ 11. Bd2 Qh5 12. Ng5 Qh4 13. Nf3 Qg4 14. 0-0 Qh5 15. Ne5 Qxd1 16. Raxd1 0-0 17. h3 h6 18. f4 Rd8 19. Bc3 Bd7 20. Rf3 Rac8 21. b3 c5 22. Kh2 Be7 23. g4 Bc6 24. Nxc6 Rxc6 25. dxc5 Rxd1 26. Bxd1 Bxc5 27. Bxf6 gxf6 28. Rd3 e5 29. Kg3 e4 30. Rd8+ Kg7 31. Re8 Rd6 32. Bc2 e3 33. b4 Rd2 34. bxc5 Rxc2 35. Rxe3 Rxc4 36. Rb3 Rxc5 37. Rxb7 Ra5 38. Rb2 f5 39. gxf5 Rxf5 40. a4 Ra5 41. Rb4 Kg6 42. Kg4 h5+ 43. Kh4 Rf5 44. Kg3 Rc5 45. Kh4 Rd5 46. Rc4 Rf5 1/2-1/2

[Event "AUT-ch Seniors 50"]
[Site "Vienna"]
[Date "2017.02.11"]
[Round "6.3"]
[White "Koller, Andreas"]
[Black "Ernst, Michael"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "1866"]
[BlackElo "2110"]
[PlyCount "130"]
[EventDate "2017.02.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "AUT"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. Qa4+ Nc6 8. e3 Bd7 9. Qb3 dxc4 10. Bxc4 0-0 11. 0-0-0 Qe7 12. Qc2 Na5 13. Be2 Rac8 14. Kb1 c5 15. d5 Bxc3 16. Qxc3 b6 17. Ne5 exd5 18. Nxd7 Qxd7 19. Qe5 d4 20. exd4 Nc6 21. Qf4 Nxd4 22. Bd3 Rfe8 23. b3 a5 24. a4 Qe6 25. Bc4 Qe4+ 26. Qxe4 Rxe4 27. Kb2 Rce8 28. Rhf1 g6 29. Bd3 R4e7 30. Bc4 Kg7 31. Ba6 Rd8 32. Rd2 Red7 33. Rfd1 Rd6 34. Kc3 f5 35. Bc4 Kf6 36. Kb2 R8d7 37. Ba6 Re7 38. Bc4 Rd8 39. Bb5 Rb8 40. Bc4 Rbe8 41. Ba6 f4 42. Bc4 Re1 43. Kc3 g5 44. Kb2 g4 45. Kc1 h5 46. Kb2 Kg5 47. Kc3 R8e5 48. Kb2 h4 49. Ba6 Re7 50. Bc4 R7e5 51. Ba6 h3 52. gxh3 gxh3 53. Bf1 Kh4 54. Rd3 f3 55. Kc3 Rxd1 56. Rxd1 Rg5 57. Re1 Rg2 58. Bxg2 hxg2 59. Re8 g1Q 60. Rh8+ Kg4 61. Rg8+ Kh3 62. Rxg1 Ne2+ 63. Kc4 Nxg1 64. Kb5 Kg2 65. Kxb6 Kxf2 0-1

[Event "AUT-ch Seniors 50"]
[Site "Vienna"]
[Date "2017.02.10"]
[Round "5.3"]
[White "Sukopp, Karl"]
[Black "Koller, Andreas"]
[Result "1/2-1/2"]
[ECO "E16"]
[WhiteElo "1955"]
[BlackElo "1866"]
[PlyCount "43"]
[EventDate "2017.02.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "AUT"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. a3 c5 6. Bg2 Be7 7. 0-0 cxd4 8. Nxd4 Bxg2 9. Kxg2 0-0 10. Bg5 d5 11. cxd5 Qxd5+ 12. Nf3 Qb7 13. Kg1 Rd8 14. Qc2 Nc6 15. Nc3 Rac8 16. Rad1 h6 17. Rxd8+ Nxd8 18. Bd2 Nc6 19. Qa4 a6 20. Rc1 b5 21. Qd1 Rd8 22. Qc2 1/2-1/2

[Event "AUT-ch Seniors 50"]
[Site "Vienna"]
[Date "2017.02.07"]
[Round "2.1"]
[White "Koller, Andreas"]
[Black "Steiner, Bruno"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "1866"]
[BlackElo "2135"]
[PlyCount "94"]
[EventDate "2017.02.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "AUT"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Bd6 5. Nc3 dxc4 6. 0-0 a6 7. Qa4+ Nbd7 8. Qxc4 b5 9. Qb3 Bb7 10. a3 0-0 11. d4 c5 12. Rd1 Rc8 13. Ne5 Bxg2 14. Nxd7 Nxd7 15. Kxg2 cxd4 16. Rxd4 Be5 17. Rd1 Bxc3 18. bxc3 Nc5 19. Qc2 Qf6 20. Bd2 Na4 21. Rac1 Rc4 22. Be1 Rfc8 23. Rd3 h6 24. Rf3 Qe5 25. Qd3 Nc5 26. Qe3 Re4 27. Qd2 Rxe2 28. Re3 Rxe3 29. fxe3 Qe4+ 30. Kg1 Nb3 31. Qd7 Qxe3+ 32. Kg2 Qe4+ 33. Kg1 Nxc1 34. Qxc8+ Kh7 35. Bf2 Ne2+ 36. Kf1 Qd3 37. Kg2 Qxc3 38. Qxa6 Qc4 39. Qa7 f5 40. Bc5 Qe4+ 41. Kf2 f4 42. g4 Nc1 43. Bf8 Nd3+ 44. Kg1 Qe1+ 45. Kg2 f3+ 46. Kxf3 Qf1+ 47. Ke4 Qe2+ 0-1

