Develop a musical composition incorporating the given motif while adhering to the outlined alphabetical form.
X:1
L:1/8
Q:1/2=90
M:4/4
K:G
['g2 dg edcB', 'G2 DGBG dBcA GBde cAAB GBdf egaf', 'g2 dg']  
X:1
L:1/8
Q:1/2=90
M:4/4
K:G
 g2 dg edcB | aefg fddf | g2 dg edcB | dABc BG G2 :| DGBG dBcA | GBde cAAB | GBdf egaf | 
 edef d4{ef} || g2 dg edcB | aefg fddf | g2 dg cgBg | Aedc BG G2 |]  