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
['de/d/ BA df a2', 'ba fd']  
X:1
L:1/8
M:2/4
K:D
 de/d/ BA | df a2 | bf af | ed BA | de/d/ BA | df a2 | bb af | ef/e/ d2 :| a2 af/a/ | ba fd | 
 g2 gf/g/ | ba fd | a2 af/a/ | ba fd | gf af | eg/e/ d2 :|  