Construct a musical work following the provided guidelines and thematic elements.
X:1
L:1/16
M:2/4
K:A
['AB cBce cBAF EFAB cABc dcde fedc', 'fgef gefe gefg afea fecf ecBc'  
X:1
L:1/16
M:2/4
K:A
 AB |"A" cBce cBAF | EFAB cABc |"D" dcde fedc |"B7" Bc^dc BAGF |"E7" EFGA Bcde | fedc BAGB | 
"A" ABcd efaf | edcB A2 :: ee |"F#7" fg^af gafg | ^afgf afga |"B7" fg=af gafg | =afgf afga | 
"E7" efge fgef | gefe gefg |"A" afea fecf | ecBc A2 :|  