Develop musical compositions in alignment with the designated form and the offered musical notion.
X:1
L:1/8
Q:1/4=150
M:4/4
K:D
['A2 A>A B<B B2 E2 E>F E3', 'D4 A4 F4 |[M:2/4][Q:1/4=150] D3 F [M:4/4][Q:1/4=150]'  
X:1
L:1/8
Q:1/4=150
M:4/4
K:D
 A2 A>A B<B B2 | E2 E>F E3 B | (A>G)A>B (A>G) A2 | D2 F>E D4 || A4 F4 |[M:2/4][Q:1/4=150] D3 F | 
[M:4/4][Q:1/4=150] A>AG>F E3 F | A>AF>D B>B G2 | F2 E>E D4 ||  