Generate a musical piece using the presented motif and follow the alphabetical structure provided.
X:1
L:1/8
M:4/4
K:G
['fe dBAG ABcA', '(Ac)(cB) (Bd)(dg) (gd)(cB) (ec)(ge) (dB)(gB) AcBA G2']  
X:1
L:1/8
M:4/4
K:G
 [GDBg]2 fe dBAG | ABcA BGFG |{ef} g2 fe dBAG | ABcA TB2 A2 :: (DF)(FA) (Ac)(cB) | 
 (Bd)(dg) (gd)(cB) | (ec)(ge) (dB)(gB) | AcBA G2 [G,G]2 :|  