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
['FAA BAG FAd BAG FAF', 'dfa f3 ged ce(a{b} a)ge fdA GFE', 'EFG ADD BDD ADD GFE FAd B/c/dA']  
X:1
L:1/8
M:6/8
K:D
 FAA BAG | FAd BAG | FAF BAF | AGF EAG | FAA BAG | FAd BAG | FAF GEC |1 EDC D2 E :|2 EDC D2 A || 
 BdA GFE | DFA dfa | f3 ged | ce(a{b} a)ge | fdA GFE | DFA df/g/a | f3 gec |1 edc d2 A :|2 
 edc dcB || ADD BDD | ADD GFE | FAd B/c/DA | FED EFG | ADD BDD | ADD GFE | FAd B/c/dA |1 
 GFE DFG :|2 FGE D3 ||  