Create a musical composition based on the alphabetized given sequence and the provided motif.
X:1
L:1/8
Q:1/4=58
M:2/4
K:Eb
['G,4- G,4']  
X:1
L:1/8
Q:1/4=58
M:2/4
K:Eb
 (3C C C G,2 | C4- | C4 | (3B, B, B, G,2 | G,4- | G,4 | (3F, F, F, E,2 | G,4- | G,4 | 
 (3G, F, E, E,2 | E,4- | E,4 | E,2 E,2 | G,2 G,2 | E,2 C,2 | E,4- | E,4 | E, F, E, C, | C,4 | 
 C,4 :|  