Utilizing the provided musical theme and letter-based structure, compose a piece of music.
X:1
L:1/16
M:4/4
K:D
['AB d2dd fdd add fdd efed Bcdf', 'd2 f2 BBf2 Bcde f2ed']  
X:1
L:1/16
M:4/4
K:D
 AB | d2dd fdd add fdd | efed Bcdf ecdB AAAB | d2dd f2dd add f2dd | efed BABc d2>B2BB :| AB | 
 d2 f2 BBf2 Bcde f2ed | cde2 cAe2 ABcd e2dc | d2 f2 BBf2 Bcde f2ed | faec BABc d2>B2 BBAB | 
 d2 f2 BBf2 Bcde f2ed | cde2 cAe2 ABcd e2dc | d2 f2 BBf2 Bcde f2ed | faec BABc d2>B2 BB ||  