[Event "Amsterdam"] [Site "?"] [Round "0"] [White "Euwe"] [Black "Van den Hoek"] [Result "0-1"] [ECO "E33"] [Opening "Nimzo-Indian: Classical, 4...Nc6"] {Black cunningly preserves his Bishop from Exchange} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 Nc6 5. e3 e5 6. d5 Ne7 7. Bd3 O-O 8. Nge2 a5 9. O-O d6 10. a3 Bc5 $1 {Quite correct. White's main strategy is based on playing for Pf4.} (10... Bxc3 11. Nxc3) 11. Na4 Ba7 12. b4 axb4 13. axb4 b5 14. Nac3 bxc4 15. Bxc4 Bf5 $1 { Provoking Whiteinto the following advance which gives maximum scope to Ba7} 16. e4 $2 {White falls in with his opponent's plan} (16. Bd3) 16... Bg6 17. Bg5 Ng4 18. Ba6 f5 $1 {The attack on f2 reaches its climax} 19. Bh4 fxe4 20. Nxe4 Qd7 21. Bb7 (21. h3 Nf5 22. hxg4 Nxh4 $19) 21... Bxf2+ 22. Bxf2 Rxa1 23. Rxa1 Nxf2 24. N2g3 Nxe4 25. Nxe4 Qg4 26. Re1 Rf4 27. h3 Rxe4 28. Rc1 Re2 $1 0-1