Compose a piece of music by integrating the assigned letter representation and provided tune.
X:1
L:1/4
Q:1/2=100
M:2/2
K:Dmin
['D/E/ F A =B/^c/ d A A', 'd3 f/g/ a f f a g']  
X:1
L:1/4
Q:1/2=100
M:2/2
K:Dmin
 D/E/ | F A A"^*" =B/^c/ | d A A f | e d e d/^c/ | d3 || f/g/ | a f f a | g c c e | 
 f d d (d/4e/4f/) | e A A F/G/ | A/G/A/B/ A/G/F/G/ | A/G/A/B/ A f | e d e (d/^c/) | d3 |]  