Write a musical work incorporating the specified theme and letter-based framework.
X:1
L:1/8
Q:1/8=180
M:4/4
K:D
['a2 g2 f/d/g/e/']  
X:1
L:1/8
Q:1/8=180
M:4/4
K:D
 A2 | d2 d2 (d/e/f/g/) ad | e2{eg} g2 f2 z A | (d/e/d/e/) (f/g/f/g/) aefe | de/f/ ed c3 A | 
 cAeA a^g/f/ e/d/c/B/ | A2"^tr" B2 A2 z2 | dd>A BG z d | a>ged c2 z d | a2 g2 f/d/g/e/ ad | 
 A2"^tr" e2 d4 | f2 z f gg z f | g>fe>d c4 | a2 g2 f/d/g/e/ ag | f2"^tr" e2 d2 ||  