Construct a musical piece using the designated motif and sticking to the alphabetical form presented.
X:1
L:1/4
M:4/4
K:G
['z d']  
X:1
L:1/4
M:4/4
K:G
 d/c/ | B3/2 A/ B c | B2 z d | g3/2 d/ d c/B/ | B A z d/c/ | B3/2 A/ B c | B2 z d | 
 g3/2 d/ d c/B/ | B A z d | e d e f | g2 z d | e d/c/ B A | G2 z |]  