Compose a piece of music using the provided motif and follow the designated alphabet character structure.
X:1
L:1/8
M:6/8
K:G
['B2 B', 'G>A_B A>=FF F2 E D>GG']  
X:1
L:1/8
M:6/8
K:G
|: A | B2 B B>AG | D3 D>GA | B2 B c>BA | E3 E>AB | c2 c c>BA | f2 f f2 e |1 e>dd d>^cd | 
 e>dc B>G :|2 d>ed c>BA | G3 G2 |: c | B>GG G>A_B | A>=FF F2 E | D>GG G>FG | A>dd d2 c | 
 B>GG G>A_B | A>=FF F2 E | D>GG F>GA | B>GG G2 :|  