Compose a piece of music that follows the specified structure and incorporates the given theme.
X:1
L:1/8
M:6/8
K:Gdor
['', 'cBc d2 g gdB Bcd', 'Bcd cAc fef agf def g2 a'  
X:1
L:1/8
M:6/8
K:Gdor
 F |: DGA B3 | cBc d2 g | gdB Bcd | cAG FDC | DGA B2 d | cBc d2 g | gdB Bcd |1 cAF G2 F :|2 
 cAF GBd |: g2 d fga | gfd Bcd | cAc fef | agf def | g2 a bag | fdg fdc | ABG Adc |1 AGF GBd :|2 
 AGF G2 F ||  