Craft musical compositions with attention to the given structure and cohesion with the proposed musical idea.
X:1
L:1/8
Q:1/8=50
M:2/4
K:D
['as bass Bfdf Bfdf cfef FfFf Bfef', 'cfef Bfdf'  
X:1
L:1/8
Q:1/8=50
M:2/4
K:D
"^secundo,read as bass clef" Bfdf | Bfdf | cfef | FfFf | Bfef | BfBf | cfce | Bf B2 :: cfef | 
 Bfdf | Ec^Ec | Fc F2 | cfef | Bfdf | FfFf | Bf B2 :|  