Create a musical composition based on the alphabetic representation of the predetermined pattern and the given melodic theme.
X:1
L:1/8
M:2/2
K:D
['ADFA BFAF EDFE', 'afef df f2 Adfa bfaf e3 g']  
X:1
L:1/8
M:2/2
K:D
 A3 B ADFA | BFAF EDFE | DA, A,2 DFAF | GBAG FDDA | A2 ^GB ADFA | BFAF EDFE | DB, B,2 A,2 dB |1 
 AFEG FD D2 :|2 AFEG FDFA |: dcdf af f2 | afbf afef | df f2 Adfa | bfaf e3 g | f3 g afdf | 
 g2 fg eB B2 | ABdf fedB |1 AFEG FDFA :|2 AFEG FD D2 ||  