Compose a piece of music by integrating the assigned letter representation and provided tune.
X:1
L:1/8
Q:1/2=60
M:2/4
K:D
['(B/c/d d)c B3 A', 'e (f/g/a a)f (f2 e2) (f/g/f/g/) aa']  
X:1
L:1/8
Q:1/2=60
M:2/4
K:D
 A |"^Maintain continuous drone on string below" (B/c/d d)c | B3 A | (B>ABc) | (d/c/d/e/ d)A | 
 (B/c/d d)c | B3 A | (B>A)(Bc) | d2 d :: e | (f/g/a a)f | (f2 e2) | (f/g/f/g/) aa | (f/e/f/g/ a)a | 
 (B/c/d d)c | B3 A | (B>A)(Bc) | d2 d :|  