Craft a musical composition by incorporating the provided motif and the alphabetical representation of the given sequence.
X:1
L:1/4
M:4/4
K:D
['z f', 'd4 z']  
X:1
L:1/4
M:4/4
K:D
"_-77.5,47.5 Guitar""_-67.5,37.5 Intro...""D" z d/f/ a/g/ f/d/ |"A" e4 | z/ e/ e/g/ f d/e/ | 
"Bm" d4 |"G" z/ A/ d/f/ g/f/ d/e/ |"A" e4 | z/ d/ e/g/ f/B/ d/e/ |"D" d4 || 
"_-67.5,-17.5 (Chorus)" z f f e | d4 | z f a f |"G" g4 |"Em" z f f e |"G" d4 |"A" z e f a |"G" g4 | 
"A" z f f e |"D" d4 | z f a f |"G" g4 |"Em" z f f e |"G" d4 |"A" z e f a |"^G-A" g4 || 
O z d/e/ g/f/ d/e/ | d4 |]  