Craft a musical composition that incorporates the supplied alphabet sequence and motif.
X:1
L:1/4
M:4/4
K:D
['D F']  
X:1
L:1/4
M:4/4
K:D
 z A, D/D/ F |"D" A4 |"D" z B/A/ F D |"D" F4 |"D" z A, D F |"A7" E4 |"A7" z (F/E/)"G" D B, | 
"D" D4 | z A,/A,/ D F |"D" A4 |"D" z B/A/ F D |"D" F4 |"D" z A,/A,/ D F |"A7" E4 | 
"A7" z F/E/"G" D B, |"D" D4 |]  