About: http://webisa.webdatacommons.org/333568270

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Search engine especially Google, do not give value to meta keywords during give ranking to your website/webpage in search engine hence it is not matter that you are using long tail keywords or short tail keywords in the meta keyword.
http://www.w3.org/ns/prov#wasQuotedFrom	sitepoint.com