Construct a musical composition utilizing the provided motif and conforming to the specified structure.
X:1
L:1/8
M:6/8
K:G
['GDE G2 A Bgf gdB'  
X:1
L:1/8
M:6/8
K:G
 B/A/ |"G" GDE G2 A | Bgf gdB |"C" ABc"G" BGA |"Am" BcA"D" BGE |"G" GDE G2 A | Bgf gdB | 
"Am" ABc"D" BcA |"G" BGG G2 :: B/d/ |"C" e2 e e2 e | egf edB |"Bm" d2 d d2 d | dge dBG | 
"C" c2 d e2 d |"G" gdB"D7" A2 d |"G" BGA"D7" BcA |"G" BGG G2 :|  