Compose a piece using the alphabetic notation of the assigned musical structure and the provided melodic motif.
X:1
L:1/4
M:2/2
K:Cmin
['G G', 'D C', '', 'C D']  
X:1
L:1/4
M:2/2
K:Cmin
"^A" |]"Cm" G G A G/E/- | E4 |"Fm" F F G F/D/- |"G7" D4 |"Cm" E E F G/F/- | F/F/ E D C | 
"G7" D3 =B, | G,4 |"Cm" G G A G/E/- | E4 |"Fm" F F G F/D/- |"G7" D4 |"Cm" E E D C | 
"Ab7" ^F F _E D |"G7" G4- | G z G2 |]"^B" |]"Cm" c3/2 G/ ^F G |"Fm" B A G F |"Cm" E2 C2- | C2 C D | 
 E2 E2 |"Fm" F E D C |"G7" D4- | D z G2 |"Cm" c3/2 G/ ^F G |"Fm" B A G F |"Cm" E2 C2- | C2 C D | 
"Fm" E2 D C |"G7" D C =B, C- |"Cm" C4- | C z =B, C |"^C" |]"G7" D3/2 D/ E F | G G =A =B | 
"C7" c3/2 =B/ c _B |"Fm" A G F2 |"Bb7" B3/2 =A/ B _A | G F E F |"Eb" G4- | G z"G7" G2 | 
"Cm" c3/2 G/ ^F G |"Fm" B A G F |"Cm" E2 C2- | C2 C D |"Ab" E2 D C |"G7" D C =B, C- |"Cm" C4- | 
 C z3 |]  