Develop a musical composition based on the provided pattern of letters and incorporating the given motif within it.
X:1
L:1/4
M:3/4
K:A
['A F D E2']  
X:1
L:1/4
M:3/4
K:A
 E | A c A | B2 c3/4 B/4 | A F D | E2 (C/D/) | D F (E3/4 D/4) | C E D | E F G | A2 E | 
 c2 A3/4 A/4 | B c3/2 B/ | A F D | E2 C3/4 C/4 | D F3/2 E/ | C E3/2 D/ | E F G | A2 ||  