Danish Gambit.
1 P-K4
P-K4
2 P-Q4
PxP
3 P-QB3
PxP
4 B-QB4
Kt-KB3
5 KtxP
Kt-B3
6 KKt-K2 ...
in order to Castle even if 6 ... B-Kt5.
6 ... B-K2
7 O-O
P-Q3
8 P-B4
O-O
9 P-KR3 ...
Necessary as safeguard for 10 (]B-K3 as well as preparatory for 10 [!)P-KX4.
9 ... P-QR3
10 P-KKt4
P-QKt4
11 B-Kt3
Kt-QR4
12 B-B2
P-B3
White will for a long time constantly threaten attack on the King's side. To decide whether from the beginning of the sacrificial combination the outlook for Black was more favourable than for White, gold scales would be needed.
Alternatively Black may use his KB for attack.
6 ... B-B4
7 O-O
P-Q3
8 K-R1
O-O
But it is questionable whether the Bishop may not be needed to support the King. At some moment White will play P-B4-B5 and eventually by B-KX5 will gain the upper hand on the square Q5.