Compose a piece using the alphabetic notation of the assigned musical structure and the provided melodic motif.
X:1
L:1/4
Q:3/4=100
M:6/4
K:F
['g a']  
X:1
L:1/4
Q:3/4=100
M:6/4
K:F
 c | c A c c2 c | F2 G A2 f | f2 g a g a | f3- f2 a | g2 f e2 d | ^c2 d e f g | f e d c f A | 
 G3- G2 A/B/ | c2 c c A c | F2 G A2 f | f g f a g a | f3- f2 a | g a f e2 d | ^c2 d e2 f/g/ | 
 f e d e f A | G3- G2 |]  