Compose a musical piece by integrating the alphabetic representation of the specified sequence and the provided motif.
X:1
L:1/4
M:6/4
K:D
['B A G F- F/E/ D f', 'A G']  
X:1
L:1/4
M:6/4
K:D
|: B A G F- F/E/ D | f e d e E2 | B A G F- F/E/ D | f e d/c/ d3 :|[M:3/4] B A G | 
[M:3/2] F A G B A B |[M:3/4] =c E2 |[M:3/4] B A G |[M:3/2] F A G B A B/c/ |[M:3/4] d3 :| 
[M:3/4] B A G |[M:3/2] F A G B A d |[M:3/4] e E2 |[M:3/4] B A G |[M:3/2] F A G B A B/c/ | 
[M:3/4] d3 |:[M:6/4] f g a f- f/e/ d | f e d c e2 | f g a f- f/e/ d |1 f e d/c/ d3 :|2 f g a d3 ||  