Create a musical piece that integrates the provided motif and follows the prescribed alphabetical structure.
X:1
L:1/8
Q:1/4=100
M:2/4
K:G
['gGGG Bddd', "bggg abc'b"]  
X:1
L:1/8
Q:1/4=100
M:2/4
K:G
 fe/f/ | gGGG | Bddd | ec'ba | g/f/e/f/ de/f/ | gGGG | Bddd | ec' ba/b/ | g2- g :: a | bggg | 
 abc'b | a/b/a/g/ fa | g/f/e/f/ dg/a/ | bggg | abc'b | a/b/c'/b/ fa/f/ | g2- g :|  