Design a tune based on the provided musical blueprint in language.
'Sectional: Through Composed'  
X:1
L:1/8
M:2/4
K:D
|:"D" d/e/f/g/ .a.a |"A7" a/b/a/g/"D" fa |"Em" g/a/g/f/"A7" eg |"D" fa/f/ d2 |"A" aA z a | 
"^(D)" aA z a |"A" e2 e2 |"A7" ae A2 ::"D" a/g/f/g/ f z |"A7" eA z g |"A7" g/f/e/f/ e z | 
"D" f[dD] z2 |"D" d'>a d'>a |"D" d'a g/f/e/d/"^I" |"Em" eg/e/"A7"{d} cB/A/ |"D" d/c/d/e/ d2 :| 
"^Trio" |]"D" d>e fe | dA TB"^(A7)"A |"D" d>e fe | d2 ef |"A7"{a} g{f}e"D"{g} f{e}d |{d} c{B}A ef | 
"A7"{a} g{f}e"D"{g} f{e}d |"A7" eA/B/ A/G/F/E/ |"D" d>e fe | dA TB"^(A7)"A |"D" d>e fe | d2 ef | 
"A7"{a} gf/e/"D"{g} fe/d/ |"A7"{d} c{B}A"D" df- |"Em" f/B/g/e/"A7" dTc |"D" d4 |]  