Compose music pieces conforming to the prescribed pattern and incorporating the provided musical concept.
X:1
L:1/8
Q:1/4=120
M:2/2
K:A
['[EA]2 [EA]2', '[DF]2 GFED', 'FG [AA]2 [AA]2 [A,E]C[A,E]C'  
X:1
L:1/8
Q:1/4=120
M:2/2
K:A
"^Very Fast" efed cdeg | feBc d2 d2 | fdfd [ce]2 cA | [EA]2 [EA]2 [A,E]2 [A,E]2 | efed cdeg | 
 feBc d2 d2 | fgaA d2 dd |1 [EA]2 [EA]2 [A,E]2 [A,E]2 :|2 [EA]2 [EA]2 ||[K:Amix] A,C[A,E]C |: 
 [DF]2 [DF][DE] [DF]3 E | FGFE [DF]2 [DF]2 | GFED E2 FG | [AA]2 [AA]2 [A,E]C[A,E]C | 
 [DF]2 [DF][DE] [DF]3 E | FGFE [DF]2 [DF]2 |1 GFED E2 FG | [AA]2 [AA]2 [A,E]C[A,E]C :|2 
 GFED E2 e2- ||  