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
M:6/8
K:A
['A3/2 B/']  
X:1
L:1/8
M:6/8
K:A
 z4 z E | A3/2 B/ c BBE | A3/2 B/ c BBE | ecA FGA | cBA B2 B | cGB AAA | A^EG FFc | e G3/2 A/ BGE | 
 B,C^D E2 E | A3/2 B/ A F2 F | B3/2 c/ B G2 E | edc BFA | GEB A z2 |]  