Compose a piece using the alphabetic notation of the assigned musical structure and the provided melodic motif.
X:1
L:1/8
M:4/4
K:C
['G,A, C']  
X:1
L:1/8
M:4/4
K:C
 G,A, C | C4- C G,A, C | A, G,4 CE G | G4- GG EC | D4- D | G,A, C | C4- C G,A, C | A, G,4 CE G | 
 E4- ED CD | C4- C | CE G | G4- GE DC | E C4 CE G | G4- GE DC | D4- D | G,A, C | C4- C G,A, C | 
 A, G,4 CE G | E4- ED CD | C4- C ||  