Develop a musical composition by incorporating the suggested motif and by following the prescribed format.
X:1
L:1/8
Q:1/8=120
M:2/4
K:G
['', 'DD/E/ GG AA/B/ AG Ec B/c/d/B/', 'B>c dB cB'  
X:1
L:1/8
Q:1/8=120
M:2/4
K:G
 z2 |: F/E/ | DD/E/ GG | AA/B/ AG | Ec B/c/d/B/ | G>A B/A/G/E/ | DD/E/ GG | AA/B/ AG | 
 Ec B/c/d/B/ | G2 G :| A | B>c dB | cB AG | B>c dB | cB A2 | B>c dB | cB AG | Ec B/c/d/B/ | G2 G :|  