Utilize the provided motif and the alphabetically represented musical sequence to craft an original musical composition.
X:1
L:1/8
M:4/4
K:G
['cB G2']  
X:1
L:1/8
M:4/4
K:G
 BA |"G" GABc d2 =f2 |"G7" d2 =f2"D" dcBA |"G" GABc de=fe |"G" dcBd"C" cB G2 |"G" GABc d2 =f2 | 
"G" d2 =f2"D7" dcBA |"G" GA GF"D" D2 D2 |"D" DGG^F"G" G2 :| d2 |"G" g2 g2"F" =f2 fe | 
"G" dcBd"C" cB G2 |"G" g2 g2"F" =fedc |"G" dgga g2 ga |"G" _bagb"F" ag =f2 |"G" dcBd"C" cB G2 | 
"G" GABc"D" dBcA |"D" BGAF"G" G2 :|  