Develop a musical composition centered around the provided motif while maintaining the appropriate form.
X:1
L:1/8
M:4/4
K:E
['Be (3eee g2 fe', '(3eee fece'  
X:1
L:1/8
M:4/4
K:E
 Be (3eee g2 fe | cfgf agfe | Be (3eee g2 fe | cefg efec | Be (3eee g2 fe | cfgf agga | 
 bg (3ggg af (3fff | fedf e3 e :: be (3eee fece | ce (3eee fece | be (3eee fece | afge fece | 
 be (3eee fece | ce (3eee fece | fa (3aaa ge (3eee | fedf e3 e :|  