Develop musical compositions in alignment with the designated form and the offered musical notion.
X:1
L:1/8
M:2/2
K:A
['A2 AG Ac ec BA Bc', 'ag fe dc'  
X:1
L:1/8
M:2/2
K:A
 E2 | A2 AG Ac ec | BA Bc Bc dc | Bc de fg af | ea gf ed cB | A2 AG Ac ec | BA Bc de fg | 
 ag ae fd BG | A2 a2 A2 :: cd | ef ed ce ag | fe dc de fg | ag fe dc BA | Ge BG Ec d^d | 
 ef ed ce ag | fe dc de fg | ag ae fd BG | A2 c2 A2 :|  