About: http://webisa.webdatacommons.org/145429611

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	We then demonstrate the functionality using a full text PDF article as an example.2 FUNCTIONALITYOnTheFly is a service to automatically annotate document files such as Microsoft Word, Excel, Power Point, PDF or plain text files.
http://www.w3.org/ns/prov#wasQuotedFrom	nih.gov