Construct a musical piece that integrates the provided motif and corresponds to the indicated musical structure.
X:1
L:1/8
M:4/4
K:G
['G z B2 B3 B c2 D2']  
X:1
L:1/8
M:4/4
K:G
 G z B2 B3 B | c2 D2 F3 D | (FG)AB cdef | f/g/ g2 aged | G z B2 B3 B | c2 D2 F3 D | FGAB (cA)FA | 
 A2 G2 G4 ::  