Develop musical compositions by respecting the prescribed structure and combining the presented musical concept.
X:1
L:1/8
Q:3/8=120
M:4/4
K:D
['A2 AB', 'gaga gfed'  
X:1
L:1/8
Q:3/8=120
M:4/4
K:D
 F/G/ | A2 AB A2 F2 | A2 AB A2 F2 | dcBA cBAG | G2 E2 E2 FG | A2 AB A2 F2 | A2 AB BAGF | 
 Bdce dfeg | f2 d2 d3 :| f/g/ | abab a2 gf | gaga gfed | gege fdfd | f2 e2 e2 fg | abab bagf | 
 gaga gfed | Bdce dfeg | f2 d2 d3 :|  