Develop a musical composition by integrating the alphabetically represented musical pattern and the supplied melodic theme.
X:1
L:1/8
M:2/4
K:A
['e3/2{g}f (ea)', '(ea) c3/4b/ ba (e3/2{g}f) ea ga b2', '^GA=GA EACA (A,/C/E/G/ A/c/e/g/']  
X:1
L:1/8
M:2/4
K:A
 e3/2{g}f (ea) | c'>b ba | e3/2{g}f (ea) | ga b2 | e3/2{g}f (ea | c'>)b ba | g>a b>a | gf e2 | 
{Dd} d>b ge | ac' e'b' | d'>b ge | ac' e'a' |{D} d>e fd | c>d ec | (B/c/).^d/.e/ .f/.g/.a/.b/ | 
 .d'/.b/.c'/.^d'/ e/ || (Te3/2{g}f) (ea) | c3/4b/ ba | (e3/2{g}f) ea | ga b2 | (e3/2{g}f) (ea) | 
 c'>b ba | e'>^d' .=d'/.f/.g/.a/ | c'b a ||[K:D]"^Trio" A | .^G.A.=G.A | .F.A.D.A | 
 (A,/D/F/A/ d/f/b/f/) | a^g .g2 | ^GA=GA | EACA | (A,/C/E/G/ A/c/e/g/ | ^ga) .f2 | ^GA=GA | FADA | 
 (A,/D/F/A/ d/f/b/f/) | a^g .=g2 | ^GA=GA | EACA | (A,/C/E/G/ A/c/e/g/ | b/a/^g/a/) d2 ||  