[Event "?"] [Site "?"] [Round "0"] [White "Euwe"] [Black "Kramer"] [Result "1-0"] [ECO "C70"] [Opening "Spanish: 4.Ba4"] {White keeps both Pd4 and Pf4 in reserve} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. d3 Bg4 8. h3 Bxf3 9. Qxf3 O-O {In the excha nge variation, White usually plays Pd4 early in the opening; this advance leads mostly to an ending featuring a struggle between White's better pawn structure and Black's Bishop pair. In this case, however, if White should now play for Pd4 by say Nc3-e2, Be3, Rad1 and Pc3, Black would play ... Pc5 and exchange off the pawns when they reach Pd4. So White tries another method} 10. Nd2 Nd7 11. Nc4 b6 { This only loses time and weakens the Queenside. He should have tried} (11... Bg5 {though White has a slight pull}) 12. Qg3 Bd6 13. Qg4 { Threatening Bh6 since Ne7 is attacked} (13. Bh6 Qf6) 13... Qe7 (13... Nf6 14. Qe2) 14. Ne3 Nf6 15. Qg5 h6 { This amounts to a serious weakening on the Kingside} (15... Nd7 16. Qg3 Qf6 17. Nf5 Qg6 18. Qh4) 16. Qg3 Nh5 17. Qf3 Nf4 (17... Nf6 18. Nf5 Qe6 19. Bxh6) ( 17... g6 18. Ng4) 18. Nf5 Qf6 19. d4 {undermining the Black Knight} 19... g5 ( 19... -- 20. dxe5 Qxe5 21. Nxd6 cxd6 22. Bxf4) (19... Ne6 20. Nxh6+ $16) 20. Bxf4 exf4 (20... gxf4 21. dxe5 Bxe5 22. Qh5 Bxb2 23. Rab1 Kh7 24. Rxb2 Qxb2 25. Qxh6+ Kg8 26. Ne7#) 21. g4 Qe6 22. e5 Be7 23. Qxc6 Rae8 24. Qxc7 h5 25. d5 Bd8 26. dxe6 Bxc7 1-0