This opening sacrifice is often tried in 5-minute chess, but has a serious flaw as noted after move 6. However, the game Noordijk-Landau took a different course: 1.e4 Nf6 2.e5 Nd5 3.Nf3 d6 4.Bc4 Nb6 5.Bxf7+ Kxf7 6.Ng5+ Kg6 [6...Kg8!] 7.Qf3 Kxg5 (See Diagram) Now, White has a mating net. Can you see it all the way out to the end?
8.Qf7 g6 9.d4+ Kh5 10.Qf4 h6 11.h3 g5 12.Qf7+ Kh4 13.g3#