Create a musical composition based on the alphabetic representation of the predetermined pattern and the given melodic theme.
X:1
L:1/8
M:2/4
K:G
['A>G A/B/c/d/']  
X:1
L:1/8
M:2/4
K:G
 E | A>G A/B/c/d/ | eedG | A>G A/B/c/d/ | eed c/d/ | ef/e/de/d/ | cB A/G/E/F/ | GGee/d/ | cB A2 ||  