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:Amix
['eAA ecc', 'Te2 A Bce fec']  
X:1
L:1/8
M:6/8
K:Amix
"_Brisk" f | eAA ecc | fBB Baf | eAA ecc | eAA Aaf | eAA ecc | fBB Bcd | e2 (f/^g/) agf | 
 Te2 A Acd | e2 (f/^g/) agf | T^g2 B Bcd | e2 (f/^g/) agf | ef^g aec | dfd cea | T^g2 B Bcd | 
 eAA ecc | eAA A2 :: f | Te2 A Bce | fec Baf | Te2 A Bce | fec Aaf | Te2 A Bce | fec Bcd | 
 e2 a (f/^g/a)f | Te2 c ABc | e2 a (f/^g/a)f | T^g2 b Bcd | ef^g aec | aec aec | (d/e/f)d cea | 
 T^g2 B Bcd | eAA ecc | eAA A2 :|  