Assemble a piece of music by merging the alphabetic representation of the predetermined musical pattern and the provided melodic theme.
X:1
L:1/8
Q:1/4=100
M:2/4
K:G
['B>A GE']  
X:1
L:1/8
Q:1/4=100
M:2/4
K:G
 B>A GE | DG G>G | B>A GE | DA A2 | BB/A/ GD | cc !fermata!c>c | BG B/A/G/E/ | DG G2 | B>A GE | 
 DG G>G | BB/A/ GE | DA A>A | B>A GE | cc !fermata!c>c | BA B/A/G/F/ | GG G z |]  