Craft music utilizing the alphabetic representation of the designated musical pattern and the given melodic theme.
X:1
L:1/8
M:2/4
K:D
['defd g2 ec', 'a3 g .f.f gg e2']  
X:1
L:1/8
M:2/4
K:D
 defd | g2 ec | dAFD | defd | g2 ec | d2 d2 :: a3 g .f.f | gg e2 | a3 g .f.f | gg e2 | defd | 
 g2 ec | dAFD | defd | g2 ec | d2 d2 :|  