Design a piece of music by fusing the provided alphabetic indicator and the predetermined tune.
X:1
L:1/8
M:2/4
K:D
['A FAAB d>edA FAAf g/f/e/d/ BA FAAB', 'd g faef defd faef g/f/e/d/ Bg']  
X:1
L:1/8
M:2/4
K:D
 A | FAAB | d>edA | FAAf | g/f/e/d/ BA | FAAB | dedf | aAAf | ef d :: g | faef | defd | faef | 
 g/f/e/d/ Bg | faef | de d/e/f/g/ | aAAf | ef d :|  