Compose a musical piece by integrating the alphabetic representation of the specified sequence and the provided motif.
X:1
L:1/8
M:4/4
K:G
['A3 e d2 g2 fg e3 B2']  
X:1
L:1/8
M:4/4
K:G
|:"G" B2 cd"D/F#" d2 BA |"Em" G4"G/D" BcdG |"C" e3 d"G/B" cB AG |"Am" B3 c/B/"D" A3 e | 
"Bm" d2 B2"Em" g2 fg |"C" e3 d"G" B2 AB |"C" G3 B"D7" A3 G |1"G" G8 :|2"G" G8 |: 
"G" Bc/B/ AG"D/F#" d3 g/f/ |"C/E" ed ce"G/D" d2 ga |"Em" be gb"G/D" ag fd |"C" dc Bc"D" A3 e | 
"Bm" d2 B2"Em" g2 fg |"C" e3 d"G/D" B2 AB |"C" G3 B"D7" A3 G |1"G" G8 :|2"G" G8 ||  