Compose music pieces conforming to the prescribed pattern and incorporating the provided musical concept.
X:1
L:1/16
M:2/4
K:A
['EDCD EDCD'  
X:1
L:1/16
M:2/4
K:A
|:"A" eAfA eAaA | eAea"E7" fedc |"A" ecea eAaA | cedc"E7" B2B2 ::"A" ECAF"E7" EDCD | 
"A" ECAF"E7" EDCD |"A" ECAF"E7" EDCD |"E7" BdcB"A" A4 :|  