C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Controls b4 4... Nf6 5. d3 Consolidates e4 5... d6 6. O-O O-O 7. Re1 Bg4 8. Nbd2 Qe7 9. h3 Bh5 9... Be6 10. b4 Bb6 11. Bxe6 fxe6 12. Nc4= 10. Nf1 h6 Covers g5 10... Bb6 11. a4+/= 11. Ng3+/= Bg6 12. a4 a5 13. Nh4 Bh7 13... Kh8 14. Nhf5 Qd8 15. Be3+/- 14. Ngf5 White threatens to win material: Nf5xe7 14. Nhf5 Qd8+/- 14... Qd7 14... >= Qd8!?+/= is an interesting idea 15. Qf3+- Ne7? 15... >= Ne8+- 16. Nxh6+! Demolition of pawn structure 16... gxh6 Theme: Deflection from f6 16... Kh8 17. Nxf7+ Rxf7 18. Bxf7 Rf8+- 17. Qxf6 1-0 [Fritz 9 (5s)]