Craft a musical piece that incorporates the given motif and follows the outlined structure.
X:1
L:1/8
M:2/2
K:G
['BGFG EGFG', 'CGEG FGEG DG :|2,4 cedc BAGF EFED'  
X:1
L:1/8
M:2/2
K:G
 GA | BGFG EGFG | DGFG BGFG |1,3 BGFG EGFG | DGBG AF :|2,4 BGAG GFED ^CDEF G2 ::[K:C] AB | 
 cGEG CGEG | FGEG DGAB |1,3 cGEG CGEG | FGEG DG :|2,4 cedc BAGF | EFED CG ::[K:F] AB | cfaf cfaf | 
 dgbg dfgf | eceg edcB |1,3 dcBc A2 :|2,4 dBGE F2 :|  