[Event "New Orleans-Wch"] [Site "New Orleans-Wch"] [Round "0"] [White "Vidmar"] [Black "Nimzowitsch"] [Result "0-1"] [ECO "A46"] [Opening "Indian: 2.Nf3 e6"] {Black leaves the open d-file to his opponent in order to avoid exchanges} 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. Nc3 O-O 6. e3 d6 7. Be2 b6 8. O-O Bb7 9. Qc2 Nbd7 10. Rad1 Bxc3 11. Bxc3 Ne4 12. Be1 f5 13. Qb3 c5 14. Nd2 Nxd2 15. Rxd2 e5 16. dxe5 dxe5 17. f3 {With the intention of meeting ... Nf6 with Bh4 followed by doubling of Rooks on the d-file} 17... g5 $1 { A brave and unprejudiced attack pattern} 18. Bf2 Nf6 19. Rfd1 {It is certainl y no exaggeration to say that nine out of ten players in Black's shoes would now have played to exchange the Rooks on the open d-file} 19... Rae8 $1 { Nimzowitsch, who so often "went his own way", avoids exchanges in theinterests of forming of Kingside attack; the basis for this is his Kingside space control and the excellent scope of the QueenBishop on thelongdiagonal} 20. Qa4 (20. Bg3 {Alekhine}) 20... Ba8 $1 { Protecting the a-pawn and parrying the threat 21. Rd7} 21. Rd6 Qg7 $1 { Black must operate with some circumspection.} (21... e4 22. f4 gxf4 23. Bh4 f3 24. Bxf6 $132 Rxf6 25. Rxf6 fxe2) 22. Bf1 $2 (22. Be1 e4 (22... g4 23. fxg4 Nxg4 24. Bxg4 Qxg4) 23. Bc3) 22... e4 $1 23. Be1 (23. fxe4 Nxe4 24. Rd7 Qxb2) ( 23. Be2 exf3 24. gxf3 g4 25. f4 Qb7 { Black gets a destructive attack along the diagonal}) 23... exf3 24. Bc3 Qe7 $1 {Prettily refuting White's last few moves} 25. R6d3 (25. Bxf6 Qxe3+ 26. Kh1 fxg2+ 27. Bxg2 Qe1+ 28. Rxe1 Rxe1# {pinning/back rank tactics}) 25... fxg2 26. Bxg2 Bxg2 27. Bxf6 Qe4 $1 28. R1d2 Bh3 29. Bc3 Qg4+ 0-1