Create a musical composition based on the alphabetic representation of the predetermined pattern and the given melodic theme.
X:1
L:1/8
M:6/8
K:D
['f2 A A>BA B<GB', 'g2 e', 'A>BA B<dc B>AB A>BA g/f/ed cf/e/d cBA', 'Bed c>Bc']  
X:1
L:1/8
M:6/8
K:D
|: d2 e | f2 A A>BA | B<GB Aef | g2 e f2 d | efd cB<A | f2 A A>BA | B<GB g3 | Bed c>Bc | d3 :: 
 dfg | a2 f g2 e | f/g/ag fed | g2 e fdd | ef/e/d cBA |1 aff gee | fag f>ed | Bf/e/d c>Bc | d3 :|2 
 fAA A>BA | B<GB g3 | Bed c>Bc | d3 |: d2 e | fef A>BA | B<dc B>AB | A>BA g/f/ed | cf/e/d cBA | 
 f>ef A>BA | B<GB g3 | Bed c>Bc | d3 :: de/f/g | aAa fAd | f<ag fed | gAg f>ed | e/f/gd cc/B/A |1 
 aAa fed | f<ag g/f/ed | Bed c>Bc | d3 :|2 fAA A>FA | B<GB g3 | Bed c>Bc | d3 ||  