Construct a piece of music built on the supplied alphabet sequence and motif.
X:1
L:1/8
M:4/4
K:C
['BAGA BcdB']  
X:1
L:1/8
M:4/4
K:C
[K:D]"^2" A2 eA A2 eA | A2 ed Bcdc | Be e2 de e2 | BAGA Bcdc | A2 gA fAeA | A2 ed Bcdc | 
 Be e2 de e2 | BAGA BcdB | A2 ce a3 f | gfed ea a2 | G2 Bd g3 d | BAGA BcdB | A2 ce a3 f | 
 gfed ea a2 | g3 e f3 d | BAGA BcdB | A4 ||  