About: http://webisa.webdatacommons.org/100134150

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	Watcher1You can set it to watch a webpage (html, htm, cgi, asp, etc.) at the intervals you specify, and if the results do not meet your requirements, it will notify you via e-mail that there is a problem.
http://www.w3.org/ns/prov#wasQuotedFrom	portablefreeware.com