Construct a music composition that complies with the designated structure and theme.
X:1
L:1/8
M:4/4
K:D
['f2 Bf fece fBBf eAce fB B2', 'eAce fBbB fBBe', 'eAce f2 fe fdde'  
X:1
L:1/8
M:4/4
K:D
 f2 Bf fece | fBBf eAce | fB B2 fece | fBaf eAce :: fBbB fBBe | fBbf eAce | fBbB fBBe | 
 fBaf eAce :: f2 fe fdde | fedf eAce | f2 fe fdde | fdaf eAce :|  