Generate a piece of music. The title is Knock on the door. It is from Friuli.  
X:1
T:Dait un tic a di ch&ecirc; puarte
T:Dait un tic a di ch&ecirc; puarte
L:1/8
Q:1/4=110
M:2/4
I:linebreak $
K:C
V:1 treble 
V:1
 GA Bc | B d c B A G c z/ c/ | E2 E z/ F/ | G2 A2 | D3 E | F2 G2 | E2 EF | GA Bc | Bd cB | %9
 AG c z/ c/ | E2 E z/ F/ | G2 A2 | D3 E | F2 G2 | E4- | E2 z2 |] %16  