Compose a musical piece by utilizing the given alphabetic form and motif.
X:1
L:1/8
Q:1/8=232
M:4/4
K:A
['ef ec', 'BA GA']  
X:1
L:1/8
Q:1/8=232
M:4/4
K:A
|: E2 | A2 af ef ec | Ac ef ec BA | G2 eG Be GB | e2 ^de =dB GB | A2 af ef ec | Ac ef ec BA | 
 G2 =G^G EG Bd | cB AG A2 :: cB | Aa aA gA fA | eA GA BA GA | BE Ee EE BE | Ee dc BA GB | 
 Aa aA gA fA | eA GA BA GA | BE Ee dc BA | GA BG A2 :|  