Construct a musical piece utilizing the given sequence in alphabetical form and the supplied motif.
X:1
L:1/4
Q:1/4=120
M:3/4
K:D
['', 'd3/2 c/ A', '', 'f e d']  
X:1
L:1/4
Q:1/4=120
M:3/4
K:D
"^Gaily." (f/e/)"^A" |: d3/2 c/ A | (TA G A) | c3/2 A/ G |1 A2 (f/e/) | d3/2 c/ A | A B c | 
 d3/2 e/ d | (d f e) :|2 A Tf e | d3/2 c/ A | A B c | d3- | d2 |] f/g/"^B" |: (a2 b) | (g2 a) | 
 f e d | c d e |1 (a2 b) | (g2 a) | f e d | e f g :|2 f e d | c A c | d3- | d2 |]  