Construct a piece of music using the designated motif as the basis, while ensuring the required form is followed.
X:1
L:1/8
M:3/8
K:G
['G/A/ _Bdc ddd dc_B A2 _B ccd/d/']  
X:1
L:1/8
M:3/8
K:G
 G/A/ | _Bdc | ddd | dc_B | A2 _B | ccd/d/ | _BBB | AAG/G/ | d2 D | GGA/A/ | _Bdc | _BBA/A/ | G2 |]  