Develop a musical composition using the alphabetic representation of the specified sequence and incorporating the given motif.
X:1
L:1/8
Q:1/2=70
M:2/2
K:D
['FG A2']  
X:1
L:1/8
Q:1/2=70
M:2/2
K:D
 FG |"D" A2 AG FG A2 |"G" B2 B2"D" A3 A |"G" Bc d2"A" cd e2 |"G" g2 f2"A" e4 |"D" A2 AG FG A2 | 
"G" B2 B2"D" A3 A |"G" BcdB"A" cdec |"D" e2 dc d2 :: de |"D" f2 gf"A" e2 fe |"D" dfed"A" c2 dc | 
"G" Bc d2"A" c2 d2 |"G" g2 f2"A" e4 |"D" A2 AG FG A2 |"G" B2 B2"D" A3 A |"G" Bc d2"A" cd e2 | 
"D" e2 dc d2 :|  