Compose a musical piece in accordance with the outlined theme and structure.
X:1
L:1/16
M:2/4
K:F
['A2 c2de f2ef d2dc']  
X:1
L:1/16
M:2/4
K:F
 AG | FEDC F2FG | Adc2 A2FG | A2GA F2F2 | F6 A2 | c2de f2ef | d2dc A2Ac | d2dc AGAc | d6 A2 | 
 c2de f2ef | d2dc A2GA | d2dc2 AGAc | d6 AG | FEDC F2FG | A2dc A2FG | A2GA F2F2 | F6 ||  