Create a musical composition based on the alphabetized given sequence and the provided motif.
X:1
L:1/4
M:2/2
K:G
['B c']  
X:1
L:1/4
M:2/2
K:G
 F | D G G A | B2 B c | A F F F | F2 z F | D G G A | B2 B c | d3/2 c/ B c | d2 z f | d3/2 c/ B d | 
 f2 e d | c B A B | c2 z c | d B c A | B G A F | D G B/A/G/F/ | G3 |]  