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:F
['C/D/ F3 G AGFA G/G/G Ac dcde', 'cdfg agfa']  
X:1
L:1/8
M:2/2
K:F
 C/D/ | F3 G AGFA | G/G/G Ac dcde | fdTcB AGFA | GAFC D/D/D D :: f | cdfg agfa | gfga gfdf | 
 cdfg agfa | gfba Tg2 f :|  