Compose music by following the designated structure and integrating the suggested musical idea.
X:1
L:1/8
M:4/4
K:G
['BGGF GEDG EDEG ABGE DEGA B2 Bd', 'dggf gedg eaag a2 ga bggb agef'  
X:1
L:1/8
M:4/4
K:G
 A | BGGF GEDG | EDEG ABGE | DEGA B2 Bd | ed^cd Bdgd | BGGF GEDG | EDEG ABGE | DEGA B2 Bd | 
 egdc BGG :| B | dggf gedg | eaag a2 ga | bggb agef | gedc BGGB | dggf gedg | eaag a2 ga | 
 bggb agef | gedc BGG :|  