Create a musical composition using the given motif and adhering to the specified musical form represented by alphabet characters.
X:1
L:1/8
M:4/4
K:G
['BG!>!dG Bd!>!gd BG!>!dG |1 cAAB cdec :|2', 'gage dBGB']  
X:1
L:1/8
M:4/4
K:G
|: !>!BGG!>!c BG!>!dG | !>!BGG!>!c Bd!>!gd | !>!BGG!>!c BG!>!dG |1 cAAB cdec :|2 cAAB cdef || 
 gage dBGB | gage dfaf | gage dBGB | cAAB cdef | gage dBGB | gage dfaf | gbeg dgBd | cAAB cdec ||  