[Event "New York"] [Site "New York m Rd: 1"] [Round "0"] [White "Euwe"] [Black "Fischer"] [Result "1-0"] [ECO "E00"] [Opening "Queen's Pawn: Neo-Indian"] {The b1-h7 Diagonal} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Bb4 6. e3 h6 7. Bh4 c5 8. Bd3 Nc6 9. Nge2 cxd4 10. exd4 O-O 11. O-O Be6 12. Bc2 Be7 13. Nf4 Qb6 14. Bxf6 Bxf6 15. Qd3 Rfd8 (15... g6 {technique sacrifice} 16. Nxg6 fxg6 17. Qxg6+ Bg7 18. Qxe6+) 16. Rae1 Nb4 (16... -- 17. Qh7+ Kf8 18. Nfxd5 { winning material}) (16... Qxd4 17. Qh7+ Kf8 18. Rxe6 $18 {fork tactics}) (16... g6 17. Rxe6 {removing the guard}) 17. Qh7+ Kf8 18. a3 $1 { The Bishop has done his duty on the diagonal and can now be spared} 18... Nxc2 19. Ncxd5 $1 {tactically opening a file} 19... Rxd5 20. Nxd5 1-0