Develop musical compositions in alignment with the designated form and the offered musical notion.
X:1
L:1/8
M:4/4
K:D
['ceeg aeeg fddf gfed [Bd]e ef/g/ aeeg', 'cAAc BGGB'  
X:1
L:1/8
M:4/4
K:D
 ceeg aeeg | fddf gfed | [Bd]e ef/g/ aeeg | fd f/g/a/f/ e2 d2 :: cAAc BGGB | cAAg aeed | 
 cAAc BGGB | cAAB c/d/d B2 :|  