Create a musical composition employing the given alphabetic structure and melodic theme.
X:1
L:1/8
M:6/8
K:D
['FAd dAF GBe']  
X:1
L:1/8
M:6/8
K:D
|:"D" DFA def |"A7" ecA TA3 |"G" bag"^(D)" fed |"A7" cde ecA |"D" FAd dAF |"Em" GBe e2 d | 
"^(A)" cdB"E7" AB^G |"A" A3 A3 ::"A" a3 (a/g/fe) |"B7" e3 ^d3 | Bag fe^d |"Em" eBG E3 | 
"^(A7)" g3 (g/f/ed) |"A7" d3 c3 | Agf edc |"D" dAF Dfg |"D" afd dfa |"A7" gec ceg |"Bm" fdB Bdf | 
"A7" ecA TA2 G |"D" FAd dAF |"Em" GBe efg"^I" |"D" f{g}ad"A7" e{f}gc |"D" d3 D3 :|  