Craft a musical piece in accordance with the designated structure and theme.
X:1
L:1/8
M:4/4
K:G
['c2 ec B2 dB AGAB GEDE GAGE', 'GABc d2 ef g3 e dBGB c2'  
X:1
L:1/8
M:4/4
K:G
 B | c2 ec B2 dB | AGAB GEDE | GAGE DEGB | AGAB G2 AB | c2 ec B2 dB | AGAB GEDE | GAGE DEGB | 
 AGAB G3 :| D | GABc d2 ef | g3 e dBGB | c2 ec B2 dB | AGAB GED |1 E | GABc d2 ef | g3 e dBGB | 
 c2 ec B2 dB | AGAB G3 :|2 f | gfgd efge | dedc BGEF | GAGE DEGB | AGAB G3 |]  