Produce a musical arrangement that complies with the dictated structure and the suggested theme.
X:1
L:1/8
M:6/8
K:F
['c3 AcA', 'G2 A B2'  
X:1
L:1/8
M:6/8
K:F
 c3 AcA | FAc fcA | c3 AcA | G2 A B2 d | c3 AcA | FAc fcA | BgB AfA | G2 A B2 d :: fgf fcA | 
 fgf fag | fgf fcA | G2 A B2 d | faf gbg | faf ege | fed cBA | G2 A B2 d :|  