Using the provided alphabet sequence and motif, develop a unique musical composition.
X:1
L:1/8
M:4/4
K:Gmin
['c B/c/d G>d B<d g>d f<c d>B', 'd>gb>g d>gb>g']  
X:1
L:1/8
M:4/4
K:Gmin
 c | B/c/d G>d B<d g>d | f<c d>B A/B/c/A/ F>c | B<dG<d B<dg<d | f>c d/c/B/A/ B<GG :| g | 
 d>gb>g d>gb>g | f>ac>f A>F A/B/c/A/ | d>gb>g d>gb>g | d>g ^f/g/a/f/ g<GGg | d>gb>g d>gb>g | 
 f>ac>f A>F A/B/c/A/ | B/c/d G>d B<dg<d | f>c d/c/B/A/ B<GG ||  