[Event "Prague"] [Site "?"] [Round "0"] [White "Teichmann"] [Black "Dus-Chotimirski"] [Result "0-1"] [ECO "D32"] [Opening "QGD Tarrasch: 4.e3"] 1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 dxc4 10. Bxc4 b5 11. Bd3 Bb7 12. O-O {Tarrasch stated that in symmetrical positions such as this one, the advantage goes to the player who can get Ne4 (... Ne5 for Black) first. Hence White should have played Ne4} 12... Ne5 $1 13. Nxe5 (13. Be2 O-O $36) 13... Bxe5 14. Qe2 O-O 15. Rad1 Qe7 16. f4 {With this and his next move White makes a bid for the initiative by means of a central pawn advance; but it soon transpires that these are the very moves which give Black attacking chances} 16... Bc7 (16... Bd6 {Not flexible}) 17. e4 Bb6+ 18. Kh1 Rfd8 19. Bb1 Rac8 20. Rxd8+ Qxd8 (20... Rxd8 21. Qc2 Ng4 22. e5 Qh4 $19) 21. Rd1 Qe7 22. e5 Nd5 23. Nxd5 Bxd5 24. Qg4 Qb7 { Counterattack is the best means of defence. Black has his own pressure on b2} 25. f5 Rc4 {tempo!} 26. Qg3 Rf4 { Suddenly White is defenceless against invasion at f2} 27. f6 g6 28. Ba2 Rf2 29. Bxd5 Qxd5 {back rank tactics} 30. Rc1 Rxb2 0-1