Develop a musical piece using the given motif and adhere to the outlined musical structure.
X:1
L:1/8
Q:1/2=70
M:2/2
K:G
['Bd g2', 'BcdB cdec'  
X:1
L:1/8
Q:1/2=70
M:2/2
K:G
 c | Bd g2 (ag/f/) g2 | Bd g2 aA-Ac | Bd g2{g} (ag/f/) g2 | (B/c/d) (A/B/c) BG G :: c | BcdB cdec | 
 BcdB cAAc | BcdB cdec | (B/c/d) (A/B/c) BG G :|  