Develop musical compositions in alignment with the designated form and the offered musical notion.
X:1
L:1/8
Q:1/2=100
M:2/2
K:F
['f4 c4', 'af af'  
X:1
L:1/8
Q:1/2=100
M:2/2
K:F
 f4 c4 | f2 ed c2 B2 | A2 B2 c2 dc | B2 A2 G2 C2 | f4 c4 | fedc dcBA | GA Bc AdcB | AGFE F4 :: 
 a4 g4 | a2 f2 c2 f2 | b4 g4 | bagf e2 c2 | af af af af | bg bg bg bg | agfe dfef | f3 e f4 :|  