Construct a music composition that complies with the designated structure and theme.
X:1
L:1/8
M:6/8
K:C
['c2 A']  
X:1
L:1/8
M:6/8
K:C
 c2 A c2 A | c2 d ecA | c2 A c2 A | Bdg dBG | c2 A c2 A c2 | d e2 f gag edc | Bdg dBG ::  