Utilize the provided motif and the alphabetically represented musical sequence to craft an original musical composition.
X:1
L:1/4
Q:1/2=100
M:4/4
K:G
['G d B B', 'G2 F3/2 G/ A B c B']  
X:1
L:1/4
Q:1/2=100
M:4/4
K:G
 D | G d B B | A/B/A/G/ F D | G d B B | d c/B/ A2 | G d B B | A/B/A/G/ F D | G (F/E/) c (B/A/) | 
 F2 G2 :: F3/2 G/ A B | c B A (G/F/) | G E c d | B2 A2 | d/e/d/c/ B B | G G E3/2 B/ | 
 c (B/A/) (G/F/)(G/A/) | A2 G2 :|  