Develop musical compositions in alignment with the designated form and the offered musical notion.
X:1
L:1/8
M:4/4
K:D
['A2 A2']  
X:1
L:1/8
M:4/4
K:D
 A2 A2 A2 BB | A4 F4 | E3 F G2 GA | (GF) F2 E2- EA | B B2 B A2 F2 | E4 D4 | D4 D B,3 | A,8 |]  