Compose a musical piece utilizing the given motif as the foundation while maintaining the required musical form.
X:1
L:1/8
M:2/4
K:Dmix
['B/c/ A>G FD F/G/A/F/ Ec Ec E/F/G/E/'  
X:1
L:1/8
M:2/4
K:Dmix
|: B/c/ |"D" d2"^(A7)" A>G |"D" FD F/G/A/F/ |"C" Ec Ec | EC"^(A7)" E/F/G/E/ |"D" d2"^(A7)" A>G | 
"D" F>E DF |"C" G/F/E/D/ CE |"D" DDD :: a/g/ |"D" f>e da | fd f/g/a/f/ |"C" e>d cg | ec e/f/g/e/ | 
"D" fd"Em" ge |"D" af"C" ge |"A7" g/f/e/d/ ^ce |"D" ddd :|  