Create a piece of music using the provided alphabetical structure and motif.
X:1
L:1/8
M:4/4
K:G
['GABc defg', '[G,G]2 dBdB dBdB cAcA cAcA dBdB dBdBc', 'gdcB gdcB']  
X:1
L:1/8
M:4/4
K:G
 GABc defg | dBAG AFED | GABc defg | dBcA G2 [G,G]2 :: dBdB dBdB | cAcA cAcA | dBdB dBdBc | 
 BdcB"^tr" B2 A2 :: gdcB gdcB | ecBA ecBA | gdcB gdcB | AcDF G2 G,2 G2 :|  