Utilize the alphabetic system of the specified musical pattern and the supplied melodic theme to create a piece of music.
X:1
L:1/8
M:6/8
K:D
['', 'a a2 f efg faf d2 f', 'd cdc ABc']  
X:1
L:1/8
M:6/8
K:D
 a |: a2 f efg | faf d2 f | e2 c ABc | efe e2 a | a2 f efg | faf d2 f | e2 c ABc |1 dfe d2 a :|2 
 dfe d2 A |: dcd f2 A | BGB e2 d | cdc ABc | efe e2 A | dcd f2 A | BGB e2 d | cdc ABc |1 
 dfe d2 A :|2 dfe d2 a ||  