Utilize the given musical motif and the alphabetic representation of the specified sequence to create a musical piece.
X:1
L:1/4
M:3/2
K:G
['G/A/ B', 'F/G/ A', 'A G2- G2']  
X:1
L:1/4
M:3/2
K:G
|: G2 G/A/ B A G/A/ | B d d g e2 | d e/d/ c d/c/ B3/2 c/ | B D G/A/ B A G :| A2 F/G/ A d A/G/ | 
 F A A d B2 | g a/g/ f e _e =e | B b a g f e | g2 B/c/ d B/c/ d | e2 E/F/ G F E/D/ | 
 G F/G/ A G/A/ B d/c/ | B e A/B/ c B A || G2- G2 z2 ||  