Develop a musical composition incorporating the given motif while adhering to the outlined alphabetical form.
X:1
L:1/8
M:4/4
K:G
['BA GABc dg (3fga g2 B2 d3', 'a2 Bggf gdBG FGAB cAFA']  
X:1
L:1/8
M:4/4
K:G
 BA | GABc dg (3fga | g2 B2 d3 B | ceAB cBcA | (3Bcd GA B2 BA | GABc dg (3fga | g2 B2 d3 B | 
 ceAB cAFA |1 G2 B2 G2 :|2 G2 B2 GA |: Bc | d2 b2 c2 a2 | Bggf gdBG | FGAB cAFA | GFGA BABc | 
 d2 b2 c2 a2 | Bggf gdBG | FGAB cAFA | G2 B2 G2 :|  