Compose a musical piece by integrating the alphabetic representation of the specified sequence and the provided motif.
X:1
L:1/8
M:4/4
K:G
['G2 BG', 'g2 bg']  
X:1
L:1/8
M:4/4
K:G
 D | G2 BG DGBG | A3 B cdec | A3 B cABG | FADE FGAB | G2 BG DGBd | cBAB cdef | gedB c2 Bc | 
 dBcA BGG :| d | g2 bg dgbg | g2 bg fdde | f2 af dfaf | g2 bg fddf |1 g2 bg dgbg | g2 bg fdef | 
 gedB c2 Bc | dBcA BGG :|2 g3 b a3 b | g3 a fdef | gedB c2 Bc | dBcA BGG |]  