Compose a piece of music by integrating the assigned letter representation and provided tune.
X:1
L:1/8
Q:1/4=80
M:2/4
K:Gmin
['d2 dd d2 AB c2 dc', '^FG AG A2 A^F']  
X:1
L:1/8
Q:1/4=80
M:2/4
K:Gmin
|: d2 dd | d2 AB | c2 dc | A2 ^F2 :| D=E ^FG | c2 BA | G2 A^F | D2 D2 | ^FG AG | A2 A^F | D4 | 
 ^FG AG | A2 A^F | D2 z ||  