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:4/4
K:D
['dDDD ADFA gfeg fdBc dDDD ADFD', 'defg afdf e=cBc']  
X:1
L:1/8
M:4/4
K:D
 dDDD ADFA | gfeg fdBc | dDDD ADFD | EDEF DFAc :| defg afdf | e=cBc Gcec | defg agfa | 
 gbag fd (3gfe | defg afdf | e=cBc Gceg | (3agf ge fded | ceaf gfec ||  