Compose a musical piece by integrating the alphabetic representation of the specified sequence and the provided motif.
X:1
L:1/8
M:3/4
K:C
['egfa g2 dfeg f2 BfBGfB']  
X:1
L:1/8
M:3/4
K:C
|: gf | egfa g2 | dfeg f2 | BfBGfB | cdefgf | egfa g2 | dfeg f2 | BfBGfB | c4 :|  