Develop a musical composition based on the provided pattern of letters and incorporating the given motif within it.
X:1
L:1/4
Q:1/4=240
M:2/4
K:D
['f e']  
X:1
L:1/4
Q:1/4=240
M:2/4
K:D
|:"^a" a e/g/ |"^d" f e |"^a" a e/g/ |"^d" f e |"^a" a e/g/ |"^d" f e | e/g/ f |"^a" e/ A3/2 | 
"^a" a e/g/ |"^d" f e |"^a" a e/g/ |"^d" f e |"^a" a e/g/ |"^d" f e | e/g/ f |"^a" e/ A3/2 :: 
"^a" c d/e/ |"^e" f d/e/ |"^a" f e |"^e" c e |"^a" c d/e/ |"^e" f d/e/ |"^a" f e |"^e" c e | 
"^a" c d/e/ |"^e" f d/e/ |"^a" f e |"^e" c e |"^a" c d/e/ |"^e" f d/e/ |"^a" f e |"^e" c e :: 
"^a" A A | A e/g/ |"^e" f e | c e |"^a" A A | A e/g/ |"^e" f e | c e |"^a" A A | A e/g/ |"^e" f e | 
 c e |"^a" A A | A e/g/ |"^e" f e | c e :|  