Create a musical composition using the given motif and adhering to the specified alphabetical musical form.
X:1
L:1/8
M:2/4
K:G
['G2 Bd cBAG e2 fa', 'G4 GABc dBec dBec dB G2 DEFG']  
X:1
L:1/8
M:2/4
K:G
 G2 Bd | cBAG | e2 fa | (gf)(ed) | (ed).c.B | (cB).A.G | FGAB | (B2 A2) | G2 Bd | cBAG | e2 fa | 
 (gf)ed | (ed)cB | cBAG | (FG)AF | G4 :: GABc | dBec | dBec | dB G2 | DEFG | AFBG | AFBG | AF D2 | 
 G2 Bd | cBAG | e2 fa | (gf).e.d | (ed).c.B | (cB)(AG) | FGAF | G4 :|  