Craft a musical composition by incorporating the provided motif and the alphabetical representation of the given sequence.
X:1
L:1/8
M:3/4
K:G
['a2) ga b>(g e3)']  
X:1
L:1/8
M:3/4
K:G
"G" d>g b2"D" a2 |"G" b2 g4 |"D" d>e c2 A2 |"G" e>d (3BdB G2 |"G" d>g b2"D" a2 |"G" b2 g4 | 
"G" d>d"C" e2"D" f2 |1"G" g2 g2 z2 :|2 g2 g3 (^g |]:[K:D]"D" a>)(^g a2) ga |"Em" b>(g e3) (d | 
"A" c>)(b a>)(g e>)c |"D" d>e fg a2 |"D" a>(^g a2) ga |"Em" b>(g e3) (d |"A" c>)(b a>)(g e>)c | 
"D" d2 d4 ::"D" A>A d2 c2 |"Em" (cB) G4 |"A" G>G c2 B2 |"D" (BA) F4 |"D" a>(^g a2) ga | 
"Em" b>(g e3) d |"A" c>(b a>)(g e>)c |"D" d2 d4 :|  