Construct a musical piece utilizing the given sequence in alphabetical form and the supplied motif.
X:1
L:1/8
M:4/4
K:G
['', 'GA BABG EFGA', 'G2 E2 E2']  
X:1
L:1/8
M:4/4
K:G
 GA |: BABG EFGA | B2 G2 G2 gf | efge dBAG | E2 A2 A2 GA | BABG EFGA | BABd efge | dcBA GcBA |1 
 G2 E2 E2 GA :|2 G2 E2 E2 ef |: g fe defg | a2 d2 d2 ef | gagf efga | b2 a2 a2 ga | 
 ba g/a/b a2 gf | edef g2 fe | dcBA GcBA |1 G2 E2 E2 ef :|2 G2 E2 E2 GA ||  