Nowadays online data is, basically, located in the public domain, potentially
accessible to everyone. Despite this fact, regular users sometimes face
difficulties, while attempting to obtain it. The main cause of the matter
usually lies in the data’s original owners, who might choose to restrict access
to information by refusing to provide a formal web API or to present their data
in a downloadable format. When data is stored in an unstructured format, efforts
and time devoted to its manual extr
