Create a musical piece using the provided alphabetic structure and motif.
X:1
L:1/8
M:2/2
K:G
['G>B{c} (3BAB cBAB', 'G2 (BG) A2 (GA) BcAc (BG)']  
X:1
L:1/8
M:2/2
K:G
 G>B{c} (3BAB cBAB | GBdg e2 d2 |1 G>B{c} (3BAB cBAB | e>A (3AGA e>A (3AGA :|2 G2 (BG) A2 (GA) | 
 BcAc (BG) G2 |: f2 fd e2 ed | gfge dBGB | f2 fd e2 ed | e>A (3AAA e>A (3AAA |1 f2 fd e2 ed | 
 gfge dBGB | G2 (BG) A2 (GA) | BcAc (BG) G2 :|2 gaba gfed | efge dBAB | G2 (BG) A2 (GA) | 
 BcAc (BG) G2 |]  