Using the provided alphabet sequence and motif, develop a unique musical composition.
X:1
L:1/8
M:4/4
K:D
['fg a2 ab', 'cB A2 f2 f2 ef gfga']  
X:1
L:1/8
M:4/4
K:D
|: FE |"D" DFBF AFBF | DFBF A2 FE | DEFG ABAF |"A7" A2 c2 c2 cB | ABcA B2 cB | ABcA BAcB | 
 ABcd egfe |"D" d2 dc d2 :| fg |"D" a2 ab af d2 | A6 fg | a2 ab ag f2 |"G" g6 ef |"Em" gfef gfef | 
 gagf"A7" e2 ef |"Em" gagf"A7" edcB |"D" A6 fg | a2 ab af d2 | A2 AB A2 A2 | [Fd]4"C" [E=c]4 | 
"G" [GB]6 A2 | B2 b2 b2 ag |"D" f2 a2 a2 gf |"A7" A2 ef gfec |"D" d2 =c2"D7" B2 A2 |] 
[K:G]"G" [GB]6 AB |"C" [Ec]6 cB |"D7" A2 f2 f2 ef |"G" gfga gedc | D2 B2 B2 AB |"C" E2 c2 c2 cB | 
"D7" A2 f2 f2 ef |1"G" gfga g2 dc :|2"G" g6 |]  