Construct a musical work using the letter-based representation of the specified pattern and the given melodic subject.
X:1
L:1/8
M:6/8
K:G
['G2 B dBd ece d2 cAc BGB', 'B3 B3 BAB c3 B2 c d2']  
X:1
L:1/8
M:6/8
K:G
 G2 B dBd | ece d2 | cAc BGB | AFA G2 D | G2 B dBd | ece d2 | cAc BGB | AFA G3 :: B3 B3 | BAB c3 | 
 B2 c d2 c | B2 A G2 D | B3 B3 | BAB c3 | B2 c d2 c | BcA G3 :|  