Develop a musical composition by incorporating the suggested motif and by following the prescribed format.
X:1
L:1/8
M:2/4
K:G
['Bc d2 dc B2 (dc) Bc A2', 'ef g2'  
X:1
L:1/8
M:2/4
K:G
 Bc d2 | dc B2 | (dc) Bc | A2 z2 | AB cd | ef g2 |{a} gb ge | dB G2 :| Bc d2 | ef g2 | (fe) de | 
 e2 z2 | (AB) cd | ef g2 |{a} gb af | g2 z2 :|  