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:2/2
K:D
['d2 cd |1,3 A2 agfe eA :|2,4']  
X:1
L:1/8
M:2/2
K:D
 de |"D" f2 A2 gfed | f2 A2 d2 cd |1,3 e2"A7" A2 agfe |"D" dcdf"A7" eA :|2,4 ea"A7"ca Aaca | 
"D" d6 :: fg |"D" a3 f d2 a2 | fA a2 d2 cd |1,3 e2"A7" A2 agfe |"D" dcdf"A7" eA :|2,4 
 ea"A7"ca Aaca |"D" d6 :|  