Attaquer sur l’aile roi sans roquer

   [Event "DDR-ch U20"]  [Site "Schkopau"]  [Date "1954.08.11"]  [Round "4"]  [White "Muehlberg, Siegfried"]  [Black "Harzer, Paul"]  [Result "1/2-1/2"]  [ECO "A90"]  [PlyCount "68"]  [EventDate "1954.08.07"]  [EventType "tourn"]  [EventRounds "17"]  [EventCountry "DDR"]  [Source "ChessBase"]  [SourceDate "2002.11.25"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "CUB"]   1. c4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O c6 6. d4 Bd6 7. b3 Nbd7 8. Ba3  Bc7 9. Nbd2 Ne4 10. Rc1 h5 11. e3 g5 12. h4 g4 13. Nxe4 fxe4 14. Ng5 Nf6 15. b4  Nh7 16. Nxh7 Rxh7 17. Qb3 Bd7 18. Rc2 Bd6 19. b5 Bxa3 20. Qxa3 Qe7 21. Qxe7+  Kxe7 22. bxc6 Bxc6 23. Rb1 Kd6 24. Bf1 Rc7 25. Rc3 Kd7 26. Ra3 Kd6 27. c5+ Kd7  28. Bb5 Kc8 29. Kf1 Bxb5+ 30. Rxb5 Rc6 31. Rab3 Rb8 32. Ra5 Ra8 33. Ke2 Kc7 34.  Ra4 Kc8 1/2-1/2       [Event "DDR-ch U20"]  [Site "Schkopau"]  [Date "1954.08.14"]  [Round "7"]  [White "Birkholz, Hans Joachim"]  [Black "Harzer, Paul"]  [Result "0-1"]  [ECO "A90"]  [PlyCount "46"]  [EventDate "1954.08.07"]  [EventType "tourn"]  [EventRounds "17"]  [EventCountry "DDR"]  [Source "ChessBase"]  [SourceDate "2002.11.25"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "CUB"]   1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. Nf3 c6 6. O-O Bd6 7. b3 Nbd7 8. Bb2  Ne4 9. Nbd2 Qf6 10. Ne1 h5 11. Ndf3 h4 12. Nxh4 g5 13. Nhf3 g4 14. Nh4 Rxh4 15.  gxh4 Qxh4 16. f4 Ndf6 17. Nd3 Bd7 18. Qe1 Qh5 19. h4 g3 20. Bxe4 Qxh4 21. Kg2  Qh2+ 22. Kf3 g2 23. Rg1 Qh3+ 0-1