About: http://webisa.webdatacommons.org/432086701

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	In Google Webmaster Central +1 FAQ, it is stated clearly that: Once you add the button, Google may crawl or recrawl the page, and store the page title and other content, in response to a +1 button impression or click.
http://www.w3.org/ns/prov#wasQuotedFrom	blogigs.com