Develop an original musical piece that integrates the given alphabet sequence and motif.
X:1
L:1/4
M:4/4
K:D
['d f', 'a3/2 f/ d a f a d', 'G/B/ A2 d3/2 B/ A3/2 B/ d', 'g f2 e3/2 f/ d2']  
X:1
L:1/4
M:4/4
K:D
|: f/>e/ | d f A B/c/ | d2 A g | f3/2 e/ d f | f e e f/e/ | d f A B/c/ | d2 A g | f2 e3/2 f/ | 
 d2 d :: g | a3/2 f/ d a | f a d e/f/ | g3/2 e/ c e |1 B e A f/g/ | a3/2 f/ d a | f a d g | 
 f2 e f | d2 d :|2 B e A f/e/ | d f A B/c/ | d2 A g | f2 e3/2 f/ | d2 d |: f/e/ | d A B G/B/ | 
 A2 d3/2 B/ | A3/2 B/ d f | f e e f/e/ | d A B G | A2 d g | f2 e3/2 f/ | d2 d :: f/<g/ | f a f d | 
 A2 d3/2 B/ | A3/2 B/ d f |1 f e e g | f/ a3/2 f d | A2 d g | f2 e3/2 f/ | d2 d :|2 f e e f/e/ | 
 d f A B/c/ | d2 A g | f2 e3/2 f/ | d2 d ||  