Create a musical composition incorporating the given motif following the designated alphabetical pattern.
X:1
L:1/8
M:3/4
K:G
['GA B2 c2']  
X:1
L:1/8
M:3/4
K:G
 GA B2 c2 | B4 A2 | GA B2 c2 | d2 d4 | de d2 c2 | B4 A2 | cc B3 F | A2 G4 |]  